CN1013862B - 咪唑类化合物的制备方法 - Google Patents
咪唑类化合物的制备方法Info
- Publication number
- CN1013862B CN1013862B CN86106320A CN86106320A CN1013862B CN 1013862 B CN1013862 B CN 1013862B CN 86106320 A CN86106320 A CN 86106320A CN 86106320 A CN86106320 A CN 86106320A CN 1013862 B CN1013862 B CN 1013862B
- Authority
- CN
- China
- Prior art keywords
- group
- compound
- unsubstituted
- methyl
- reaction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 title claims abstract description 11
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- -1 imidazole compound Chemical class 0.000 title claims description 21
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 13
- 239000002253 acid Substances 0.000 claims abstract description 9
- 125000004093 cyano group Chemical group *C#N 0.000 claims abstract description 8
- MZAGXDHQGXUDDX-JSRXJHBZSA-N (e,2z)-4-ethyl-2-hydroxyimino-5-nitrohex-3-enamide Chemical group [O-][N+](=O)C(C)C(/CC)=C/C(=N/O)/C(N)=O MZAGXDHQGXUDDX-JSRXJHBZSA-N 0.000 claims abstract description 5
- 150000003839 salts Chemical class 0.000 claims abstract description 5
- 150000001875 compounds Chemical class 0.000 claims description 49
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 239000001257 hydrogen Substances 0.000 claims description 14
- 229910052739 hydrogen Inorganic materials 0.000 claims description 14
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 9
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 150000002431 hydrogen Chemical group 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 4
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 claims 3
- 125000004201 2,4-dichlorophenyl group Chemical group [H]C1=C([H])C(*)=C(Cl)C([H])=C1Cl 0.000 claims 1
- JBFYUZGYRGXSFL-UHFFFAOYSA-N imidazolide Chemical compound C1=C[N-]C=N1 JBFYUZGYRGXSFL-UHFFFAOYSA-N 0.000 claims 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims 1
- 125000003854 p-chlorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1Cl 0.000 claims 1
- 125000000547 substituted alkyl group Chemical group 0.000 abstract description 10
- 125000003342 alkenyl group Chemical group 0.000 abstract description 7
- 125000003710 aryl alkyl group Chemical group 0.000 abstract description 7
- 125000003118 aryl group Chemical group 0.000 abstract description 7
- 125000000753 cycloalkyl group Chemical group 0.000 abstract description 7
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract description 6
- 125000004430 oxygen atom Chemical group O* 0.000 abstract description 3
- 125000004448 alkyl carbonyl group Chemical group 0.000 abstract description 2
- 239000000417 fungicide Substances 0.000 abstract description 2
- 241000196324 Embryophyta Species 0.000 description 29
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 18
- 125000000217 alkyl group Chemical group 0.000 description 17
- 239000000203 mixture Substances 0.000 description 15
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 14
- 230000000855 fungicidal effect Effects 0.000 description 13
- 239000013543 active substance Substances 0.000 description 11
- 239000004480 active ingredient Substances 0.000 description 10
- 239000007787 solid Substances 0.000 description 10
- 239000007921 spray Substances 0.000 description 10
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 9
- 239000000460 chlorine Substances 0.000 description 9
- 238000010992 reflux Methods 0.000 description 9
- 239000000243 solution Substances 0.000 description 9
- 239000002904 solvent Substances 0.000 description 9
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 201000010099 disease Diseases 0.000 description 7
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 7
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- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- 125000004432 carbon atom Chemical group C* 0.000 description 6
- 150000002460 imidazoles Chemical class 0.000 description 6
- 239000011541 reaction mixture Substances 0.000 description 6
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 5
- 239000007900 aqueous suspension Substances 0.000 description 5
- 239000002585 base Substances 0.000 description 5
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- 125000005843 halogen group Chemical group 0.000 description 5
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- 239000000843 powder Substances 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 5
- 239000004094 surface-active agent Substances 0.000 description 5
- GLZZDHBENIRPQI-UHFFFAOYSA-N 2-(4-chlorophenyl)-1-(3-methylimidazol-4-yl)ethanone Chemical compound CN1C=NC=C1C(=O)CC1=CC=C(Cl)C=C1 GLZZDHBENIRPQI-UHFFFAOYSA-N 0.000 description 4
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- 240000005979 Hordeum vulgare Species 0.000 description 4
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- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
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- 239000000839 emulsion Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
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- 239000003381 stabilizer Substances 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 3
- 244000141359 Malus pumila Species 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 240000003768 Solanum lycopersicum Species 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 241000209140 Triticum Species 0.000 description 3
- 235000021307 Triticum Nutrition 0.000 description 3
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 229910052794 bromium Inorganic materials 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 239000007859 condensation product Substances 0.000 description 3
- UAOMVDZJSHZZME-UHFFFAOYSA-N diisopropylamine Chemical compound CC(C)NC(C)C UAOMVDZJSHZZME-UHFFFAOYSA-N 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000004495 emulsifiable concentrate Substances 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 125000000623 heterocyclic group Chemical group 0.000 description 3
- 239000012442 inert solvent Substances 0.000 description 3
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 3
- 239000001965 potato dextrose agar Substances 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 159000000000 sodium salts Chemical class 0.000 description 3
- 125000001424 substituent group Chemical group 0.000 description 3
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 3
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 2
- 125000006552 (C3-C8) cycloalkyl group Chemical group 0.000 description 2
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 description 2
- FDTBSHGAYYQLKA-UHFFFAOYSA-N 2-(4-chlorophenyl)-3-(3-methylimidazol-4-yl)-3-oxopropanenitrile Chemical compound CN1C=NC=C1C(=O)C(C#N)C1=CC=C(Cl)C=C1 FDTBSHGAYYQLKA-UHFFFAOYSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000123650 Botrytis cinerea Species 0.000 description 2
- 125000000882 C2-C6 alkenyl group Chemical group 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
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- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 235000007688 Lycopersicon esculentum Nutrition 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
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- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 2
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/64—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms, e.g. histidine
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/50—1,3-Diazoles; Hydrogenated 1,3-diazoles
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
Abstract
本发明提供了一类其有通式(I)的咪唑及其酸加成盐。其中R表示未被取代或被取代的苯基;R1表示未被取代或被取代的烷基,环烷基,链烯基、芳基或芳烷基;R2表示氢原子,氰基,-CONH2基,或未被取代或被取代的烷基;X表示氧原子或=NOR3基团,这里R3是氢原子或未被取代或被取代的烷基,环烷基,链烯基,烷基羰基,芳基或芳烷基。本发明还提供了其制备方法和它们作为杀菌剂的用途。
Description
本发明涉及到咪唑类化合物,及其制备方法和它们作为杀菌的应用。
比利时专利852,897(Baycr)公开了作为杀虫剂,杀螨剂以及杀线虫剂的具有下式的一类化合物
在这里R表示未被取代或被取代的烷基,环烷基,芳基或芳烷基;R1是氢原子或烷基;R2氢原子或烷基,链烯基,炔基,卤代烷基,卤代链烯基或烷氧基烷基,R3是未被取代或被取代的含氮杂环基或基团-CR4R5R6,这里R4和R5可以相同或不同,代表氢,烷基或一起形成1,5-亚戊基或1,4亚丁基,R6表示未被取代或被取代的含氮杂环基。上面的化合物可以由作为中间体的相应的肟类来制备,其化学结构式为:
有关R3和R6所例举和提到的所有含氮杂环基通过氮原子和分子的其余部分相连结,例如未被取代或被取代的吡唑基-(1),咪唑基-(1),1,2,4-三唑基-(1),1,2,3-三唑基-(1),1,3,4-三唑基-(1),吲咪唑基-(1),苯并咪唑基-(1),和苯并三唑基-(1)。
英国专利-A-2092569(Farmos)公开了一类具有下式的咪唑
这里每个R1,R2,R3可以相同或不同,为氢,氯,溴,氟,甲基,乙基,甲氧基,氨基,羟基或硝基;R4是氢或1到7个碳原子的烷基;R5是氢或1到5个碳原子的直链或支链烷基或苯基;R6是氢或是1到7个碳原子的烷基或是取代或未取代的苄基;X是CH2,-CHOH-或-CH=CH-;n是从零到4的整数,如果R5和R6同时是氢,则n是4而X是-CH=CH-。当R6是氢时,上述两
个化学结构式实质上是相同的。当R6是取代的苄基时,它最好带有高达3个从同R1、R2、R3一样的基中选择出的取代基。发现这些咪唑具有药理学性质,包括抗高血压,抗高血栓形成,β-阻滞,抗细菌和抗霉活性。上述化合物的化学结构式中的X是-CHOH-,这些化合物可通过在适当的咪唑醛和芳烷基卤化镁之间的格利雅反应来制备。这个反应意外说明产生的付产物与上面的化学结构式相近似,只是X是-CO-。这些化合物中的X(-CO-)可以被还原,例如用乙醇中的硼氢化钠还原,还原的化合物中X是-CHOH-。只是上述化学式的化合物中X是-CHOH-和n是1时,这个化合物才具体命名为4-[2-(2,6′-二甲基-苯基)-1-羟乙基]-2-甲基咪唑(实例3),但没有涉及到在格利雅反应中所产生的副产物中X是-CO-的化合物。
现在已发现一类具有有效杀菌活性的新型5-取代咪唑衍生物。
本发明提供了具有通式(Ⅰ)的咪唑
或其酸加成盐,这里R表示未被取代或被取代的苯基;R1表示未被取代或被取代的烷基,环烷基,链烯基,芳基或芳烷基;R2表示氢原子,氰基,-CO3NH2基,或未被取代或被取代的烷基;而X表示氧原子或=NOR3基,其中R3是氢原子,或未被取代或被取代的烷基,环烷基,链烯基,烷基羰基,芳基或芳烷基。
可以取代上述基团的取代基包括例如卤原子和烷基、烷氧基、卤代烷基、卤代烷氧基、羟基、氰基、硝基、氨基、羧基、烷氧羰基、苄基、苯氧基、硫代苯基、硫代烷基和烷基磺酰基,任何烷基部分最好有高达4个碳原子。
R最好是未被取代或被1到5个卤原子取代的苯基,R是被1到3个卤原子(最好是氯原子)取代的苯基时较好。
R1最好是C1-10烷基,通常是C1-6烷基,C3-8的环烷基,C2-6的链烯基,苯基或苄基。
R2最好是C1-6烷基,或更好是氢原子。
X最好代表=NOR3基团,其中R3是氢原子,C1-6烷基,C3-8环烷基,C2-6链烯基,(C1-6烷基)羰基,或被从卤原子(如氯,溴或氟原子)和甲基,甲氧基,氰基和三氟甲基中选择出来的1到3个取代基取代或未被取代的苄基。R3最好是氢原子、C1-6烷基或C3-6链烯基,其中双键不邻接=NOR3基团中的氧原子。
本发明还提供了具有通式(Ⅰ)的咪唑的制备方法,此方法包括将具有式(Ⅱ)的咪唑酯
(其中,R′如上述所定义,R6是烷基)与具有下式的化合物
(基中,R如上述所定义,R7为-CN或-COOR8,R8为烷基)在碱的存在下进行反应。当R7为-CN时,可在上述反应进行之后用强酸处理反应产物以产生通式(Ⅰ)化合物,其中X为氧,R2为氢或-CONH2;可在上述反应进行之后将反应产物在碱的存在下与未被取代或被取代的卤代烷基反应以产生通式(Ⅰ)化合物,其中X为氧,R2为未被取代或被取代的烷基;也可在上述反应进行之后将反应产物与通式为NH2OR3′的化合物反应,其中R3′为氢原子或未被取代或被取代的烷基,环烷基,链酰基,芳基或芳烷基;当R3′为氢时,也可在上述反应进行之后将反应产物与酸衍生物R6COL(其中R6为烷基,最好是C1-6烷基,L为离去基团)反应,或与通式为R9L1的化合物(其中,R9为未被取代或被取代的烷基,环烷基,链烯基或芳烷基,L′为离去基团)反应。
离去基团L通常可以是氯或溴原子或是-OCOR6基(其中,R6如上所定义)。
离去基团L通常可以是卤原子,最好是溴或碘原子,或是甲基磺酰基或对-甲苯磺酰基。
式(Ⅱ)和(Ⅲ)的化合物的反应通常可以在惰性溶剂如C1-3的链烷醇(如甲醇或乙醇)中进行。所述的碱通常是C1-3碱金属醇盐,这种C1-3碱金属醇盐易于通过将碱金属(如钠)溶解在链烷醇中而制得。所述的反应可以在回流温度下进行。
用强酸(如硫酸)的处理通常可以在回流温度下进行。
X是氧,R2是氢的式(Ⅰ)化合物同未被取代或被取代的烷基卤的反应通常在碱的存在下例如在碱金属氢化物或酰胺中,最好是在二异丙基酰胺锂中进行。利用偶极性的质子惰性溶剂,例如四氢呋喃或二甲基亚砜更有利。该反应通常在室温下进行。
X是氧的式(Ⅰ)化合物同式NH2OR3′的化合物的反应通常也是在惰性溶剂如C1-3链烷醇的存在下,并在反应混合物的回流温度下进行。
R3(R3′)是氢的式(Ⅰ)化合物同式R9L′化合物的反应通常是在碱金属氢氧化物或磺酸盐或三烷基胺碱的存在下进行,在惰性溶剂中如丙酮的存在下,并在回流温度下进行更有利。
本发明进一步提供了一种杀菌组合物,该组合物含有载体及作为活性组分的如上所定义的通式(Ⅰ)咪唑或其盐。
本发明的组合物最好含有0.5~95%(重量)的活性组分。
本发明组合物的载体是能用于配制活性成分的任何物质,活性组合与之配制在一起以利于在需要处理的位点上施用,这些位点例如可以是植物,种子或土壤,并利于贮存、运输和管理。载体可以是固体或液体,包括通常情况下是气态而已压缩成液体的物质,及通常用于杀菌组合物中的任何载体。
适宜的固体载体包括天然硅例如硅藻土;硅酸镁,如滑石粉;铝镁硅酸盐,如硅镁土和蛭石;硅酸铝,如高岭土,蒙脱土和云母;碳酸钙;硫酸钙;合成的水合硅氧化物和合成硅酸钙或硅酸铝;元素,例如碳和硫;天然和合成树脂,如苯并呋喃树脂、聚氯乙烯及苯乙烯的聚合物和共聚物;固体多氯代苯酚;沥青;蜡类,如蜂蜡、石蜡、和氯代地蜡;固体肥料,如过磷酸盐类。
适宜的液体载体包括水;醇类,如异丙酸和1,2-乙二醇;酮类,如丙酮,甲乙酮,甲基异丁酮和环己酮;醚类;芳香或芳代脂肪族碳氢化合物,如苯,甲苯,二甲苯;石油馏份,如煤油,轻矿物油;氯代碳氢化合物,如四氯化碳,全氯乙烯和三氯乙烷。不同液体的混合物常常也是合适的。
杀菌组合物常常以浓缩液方式运输和配制,在使用前由用产稀释。少量载体(表面活性剂)的存在便于这种稀释过程。因此本发明的组合物中最好至少一种载体是表面活性剂。例如,组合物可以含有至少两种载体,其中至少一种是表面活性剂。
为提高本发明化合物的保护活性的持久性,可以使用某种载体,该载体使杀菌化合物缓慢地释放到被保护的植物环境中。例如这种缓释剂可以加到靠近藤本植物根部的土壤里,这种缓释剂还可包括某种粘性组分,该组分使得本发明化合物能够直接施用到藤本植物茎上。
表面活性可以是乳化剂,分散剂或润湿剂;它可以是非离子型的或离子型的。适宜的表面活性剂的例子包括聚丙烯酸的钠盐或钙盐和木素磺酸;分子中含有至少12个碳原子的脂肪酸或脂肪胺或酰胺与环氧乙烷和/或环氧丙烷的缩合产物;1,2-乙二醇、脱水山梨醇、蔗糖或季戊四醇的脂肪酸酯;以及它们与环氧乙烷和/或环氧丙烷的缩合产物;脂肪醇或烷基酚,如对-辛基苯酚或对-辛基甲苯酚,与环氧乙烷和/或环氧丙烷的缩合产物;这些缩合产物的硫酸盐或磺酸盐;在分子含有至少10个碳原子的硫酸酯或磺酸酯的碱或碱土金属盐,最好是钠盐,例如十二烷基硫酸钠,二代烷基硫酸钠,磺化蓖麻油的钠盐和烷基芳基磺酸钠盐,例如十二烷基苯磺酸钠;环氧乙烷的聚合物以及环氧乙烷和环氧丙烷的共聚物。
本发明的组合物可以配制成可湿性粉剂,粉剂,颗粒剂,溶液,乳油,乳剂,浓悬浮液和气雾剂。可湿性粉剂通常含有25、50或75%(重量)的活性组分,除了固体惰性载体外,通常还含有3~10%(重量)的分散剂,必要时可加0~10%(重量)的稳定剂和/或其它添加剂如渗透剂和粘着剂。粉剂通常可配制成类似于可湿粉剂配料的母粉,只是不加分散剂。使用时用更多的固体载体进一步稀释,得到通常含有0.5~10%(重量)活性组分的制剂。颗粒剂的颗粒的大小一般在10到100英国标准筛目之间(1.676~0.152毫米),可用附聚和浸渍技术来制备。
一般地说,颗粒剂含有0.5~25%(重量)的活性组分和0~10%(重量)的添加剂如稳定剂、缓释改性剂和粘合剂。乳油中除含有溶剂外,必要时还可加入助溶剂,通常含有1~50%(重量/体积)活性组分,2~20%(重量/体积)乳化剂,和0~20%(重量/体积)其它添加剂,如稳
定剂、渗透剂和防腐剂。浓悬浮液通常制成稳定的、不沉淀可流动的产物,通常含有10~75%(重量)的活性组分,0.5%~15%(重量)的分散剂,0.1~10%(重量)的悬浮剂如保护胶体和触变剂,0~10%(重量)的其它添加剂如消泡剂、防腐剂、稳定剂、渗透剂和粘着剂,和实际上不能溶解活性组分的水或有机溶剂;某些有机固体或无机盐可以溶解在制剂中以防止沉淀和作为水的防冻剂。
组合物中也可含有其它具有农药作用的化合物,特别是具有杀虫、杀螨、除草或杀菌性质的其它有效成分。
水分散液和乳剂,如用水稀释本发明的可湿性粉剂或乳油而得到的组合物,也在本发明的范围内。乳剂可以是油包水型或水包油型,还可具有像“蛋黄酱”那样的稠度。
本发明进一步提供了如上述定义的通式(Ⅰ)化合物作为杀菌剂的用途,以及在某位点上防治真菌的方法,此方法包括用这种衍生物处理此位点,该位点的实例是易受或已受到真菌袭击的植物、这种植物的种子、即将生长出和已生长出植物的某种介质。
本发明在防治真菌袭击,保护作物方面有广泛的适用性。可以受到保护的代表性作物包括藤本类植物,谷物如小麦、大麦、稻,豆类,西红柿和苹果。保护的持续时间一般取决于所选择的不同化合物,也取决于各种外界因素,如气候,一般通过应用适当的剂型来调节效果。
下面的实施例将进一步阐述本发明。
实施例1
5-[2-(4-氯苯基)-2-氰基-1-氧代乙基]-1-甲基咪唑的制备
将金属钠(2.25克)溶于甲醇(150毫升)中。所得溶液回流加热并用1个小时将溶于甲醇(50毫升)中的1-甲基咪唑-5-甲基羧酸酯(9.0克)和对-氯苯乙腈(10.8克)溶液逐滴加入。所得混合物回流加热4小时后冷却。蒸出甲醇,残留物用水稀释并用乙醚洗涤。水相中加入冰醋酸(7.6毫升)并用氯仿(3×100毫升)萃取所得乳状液,合并氯仿萃取液,用盐水洗涤并干燥(MgSO4),蒸去溶剂,即得固体标题化合物(5.8克,35%),熔点:58~60℃。
分析 要求:60.2C;3.9H;16.2N
C13H10Cl N3O 实测:61.0C 4.5H;15.2N
实施例2
5-[2-(4-氯苯基)-1-氧代乙基]-1-甲基咪唑的制备
5-[2-(4-氯苯基)-2-氰基-1-氧代乙基]-1-甲基咪唑(0.7克)分批加到硫酸(6毫升,13.5M)中,回流加热5小时后冷却。将反应混合物倒入水(30毫升)中,加入浓氨水把pH值调到9。
冷却并摩擦,沉淀出白色固体标题化合物(0.5克,71%),熔点:108~110℃。
分析 要求:61.1C;4.6H;11.7N
C12H11Cl N2O 实测:61.5C;4.7H;11.9N
实施例3
5-[2-(4-氯苯基)-1-肟基乙基]-1-甲基咪唑的制备
在工业甲基化酒精(20毫升)中溶解5-[2-(4-氯苯基)-1-氧代乙基]-1-甲基咪唑(1克)。在此溶液中加入溶于水(5毫升)中的乙酸钠(0.35克)和盐酸胲(0.3克)溶液,反应混合物回流加热24小时。冷却,减压下蒸去溶剂,用水稀释残留物后用二氯甲烷萃取。合并有机萃取液,用水洗涤并干燥(MgSO4)。蒸去溶剂,残留固体用乙醚/石油醚(1∶1v/v)洗涤,即得标题产物(0.75克,70%),熔点:172~173℃。
分析 要求:57.7C;4.8H;16.8N
C13H12Cl N3O 实测:57.4C 5.0H;16.2N
实施例4
5-[2-(4-氯苯基)-1-甲氧基亚氨基乙基]-1-甲基咪唑的制备
在甲醇(20毫升)中溶解5-[2-(4-氯苯基)-1-氧代乙基]-1-甲基咪唑(1克)。在此溶液中加入溶于水(5毫升)中的乙酸钠(0.72克)和盐酸甲氧胺(0.72克)。反应混合物回流加热48小时。冷却,减压蒸去溶剂,残留物用水稀释,用二氯甲烷萃取。合并有机萃取液,用水洗涤并干燥(MgSO4),减压蒸去溶剂。将残余油在硅胶柱上色层分离,以体积比为3%的甲醇/乙醚作洗脱液,得到油状标题产物(0.4克,35%)。
分析 要求:59.2C;5.3H;15.9N
C13H14Cl N3O 实测:59.4C 5.1H 15.6N
实施例5
5-[2-(4-氯苯基)-1-氧代丙基]-1-甲基咪唑的制备
在0℃及氮气保护下,将溶于干四氢呋喃中的5-[2-(4-氯苯基)-1-氧代乙基]-1-甲基咪唑(1.0克)在搅拌下加到溶于四氢呋喃中的二异丙酰胺锂(3.6毫升1.4M的丁基锂溶于正己烷和二异丙基胺(0.5克)中)溶液中,并继续搅拌1小时,逐滴加入溶于干四氢呋喃(10毫升)的碘代甲烷(1克),反应混合物在室温(20℃)搅拌12小时。然后反应混合物用水稀释并用二氯甲烷萃取。合并有机萃取液,用水洗涤并干燥(MgSO4),减压蒸去溶剂。将得到的残油在硅胶柱上色层分离,以体积比为5%的甲醇/乙醚为洗脱液,得到油状标题产物(10.9克,79%)。
分析 要求:62.9C;5.2H;11.3N
C13H13Cl N2O 实测:61.7C 5.3H;11.6N
实施例6
5-[-2-(4-氯苯基)-1-苄氧亚氨基乙基]-1-甲基咪唑的制备
5-[2-(4-氯苯基)-1-肟基乙基]-1-甲基咪唑同在丙酮(50毫升)中的苄基溴(0.8克)和粉末氢氧化钾(0.78克)一起回流加热12小时。冷却,蒸出溶剂,残留物用水稀释并用氯仿萃取。合并有机萃取液,用水洗涤并干燥(MgSO4),减压蒸出溶剂,将残油在氧化铝上色层分离,以乙醚为洗脱液,得到油状标题产物(1.0克,74%)。
分析 要求:67.12C;5.3H;12.4N
C19H18Cl N3O 实测:68.3C 5.7H;10.5N
实施例7~20
用类似于实施例1~6的方法制备了许多本发明的其它化合物,例如表1所述:
实施例21
通过下列试验,研究本发明化合物的杀菌活性。
(a)抗葡萄霜霉病菌的直接保护活性
(Plasmopara viticola;Pvp)
该试验是一种应用于叶面喷洒的直接保护试验。用含有活性物质及0.04%(重量)“Triton X-155”(商标)(辛基苯酚聚氧乙烯表面活性剂)的1∶1(体积比)水/丙酮溶液,以每公顷1公斤活性物质的剂量,用能负载每公顷620升的导轨式喷洒器喷洒全部葡萄叶(cv Cabernet Sauvignon)背面,置于标准温室条件下24小时后用含有104葡萄孢属菌/毫升的水溶液喷洒叶背面,感染后的植物在高温度的室内保持24小时,在标准温室条件下5天后再在高温度条件下保持24小时。根据孢子覆盖叶面的面积与对照植物叶子的相应值的百分比来评价本发明化合物的杀菌活性。
(b)抗灰葡萄孢的直接保护活性(Botrytis Cinerea;Bop)
该试验是一种应用叶面喷洒的直接保护活性试验。用(a)中所述的方法进行,所不同的是用含有105分生孢子/毫升水溶液喷洒感染。
(c)抗小麦叶斑病活性(leptosphaerianodorum;Ln)
该试验是应用叶面喷洒直接抗孢子形成的试验。在单叶阶段,用含有8×10孢子/毫升水悬浮液喷洒感染小麦的叶子(cv mardler)。处理前感染后的植物在高温度的室内保持24小时。该植物按照(a)中所述方法利用导轨喷洒器按每公顷1公斤活性物质的剂量进行喷洒。待干后,植物在标准温室条件下保持5天,随后进行评价。根据孢子覆盖叶面的面积与对照植物叶子的相应值的百分比来评价本发明化合物的杀菌活性。
(d)抗大麦白粉病活性(Erysiphe graminist.sp.hordei;Eg)
该试验是应用叶面喷洒直接抗孢子形成的试验。在用试验化合物处理前一天,用有霉分生孢子的粉尘感染大麦籽苗(Cultivar Golden Promise)的叶子。在处理前,感染后的植物在温室温度和温度下保持过夜。按照(a)中所述方法利用导轨喷雾器按每公顷1公斤活性物质的剂量喷洒植物。干燥后,把植物放回室温温度和湿度的室内长达7天,继之评价。根据孢子覆盖叶面的面积与对照植物叶子的相应值的百分比来评价本发明化合物的杀菌活性。
(e)抗苹果白粉病活性(Podosphaera leucotricha;Pl)
该试验是应用叶面喷洒直接抗孢子形成的试验。在用试验化合物处理前2天,用含有105分生
孢子/毫升水悬浮液喷洒感染整个苹果籽苗叶子的上表面。立即干燥感染后的植物,在处理之前,将其置于温室温度和湿度之下。按(a)中所述方法用导轨喷洒器,以每公顷1公斤活性物质的剂量喷洒植物。干燥后,植物回到环境温度和湿度的室内长达9天,继之评价,根据孢子覆盖叶面的面积与对照植物叶子的相应值的百分比来评价本发明化合物的杀菌活性。
(f)抗大豆锈斑病活性(Uromyces fabae;Uf)
该试验是应用叶面喷洒的直接抗孢子形成试验。在用试验化合物处理前20~24小时,将含有5×104孢子/毫升及少量“Triton X-155”的水悬浮液喷洒到每片叶子的上表面(每盆一棵植物)。感染后的植物在高温度室内保持过夜,在温室环境温度下干燥,然后按照(a)中所述方法在叶子上表面用导轨喷洒器以每公顷1公斤活性物质的剂量进行喷洒。处理后的植物保持在温室温度下并在处理11~14天以后进行评价,根据每棵植物上形成的孢子脓疱与对照植物相应值的相对密度来估价本发明化合物的杀菌活性。
(g)抗稻叶稻瘟病活性(Pyricularia oryzae;Po)
该试验是应用叶面喷洒的直接根除试验。在用试验化合物处理之前20~24小时,用含有105孢子/毫升的水悬浮液喷洒稻籽苗(大约每盆30个籽苗)叶子。感染后的植物在高温度下过夜,干燥后按(a)中所述方法用导轨喷洒器以每公顷1公斤活性物质的剂量喷洒。处理之后,植物置于25~30℃以及高湿度的稻室中,处理后4~5天,根据坏死的病痕密度和枯萎的程度与对照植物相比较进行评价。
(h)抗西红柿早期枯萎病活性(Altcrnaria solani;As)
该试验是应用叶面喷洒的直接保护试验。按(a)中所述方法用活性物质溶液喷洒未成熟的西红柿植物叶子的上表面。在标准温室条件下24小时以后,用含有104孢子/毫升的水悬浮液喷洒叶子的上表面。感染后的植物在高湿度的室内保持72小时,然后移到低湿度(相对湿度50~70%)下,感染8天后进行评价。
在上述所有试验中,控制病害的程度是以与仅用稀释剂喷洒的对照植物的比例来表示的,其标准为:
0=低于50%的病害控制
1=约50~80%的病害控制
2=大于80%的病害控制
(i)抗大麦眼斑病活性(Pseudocereosporella herpotr ichoides;Ph)
该试验是体外实验。
将0.7毫升溶有2毫克活性物质的丙酮溶液均匀地分散在20毫升的熔化的半强度土豆葡萄糖琼脂中(通过将2克土豆提取物,10克葡萄糖和7.5克琼脂溶于1升水中,在121℃消毒15分钟而制得)并把得到的20毫升物质置于9厘米的培养皿中固化以制备样品。所得样品中活性物质的浓度是100ppm。固化后,从在全强度土豆葡萄糖琼脂上培养了3~4星期、于20~22℃在暗室中感染的P.herpotrichoides上取下两个直径为5毫米的圆柱,等间距地放在样品的表面上,直丝体一侧在最上边。
在评价前,样品在20~20℃暗室中培养11天。测量减去柱塞宽度后直径的增长,将其结果与分散在20毫升半强度土豆葡萄糖琼脂中的0.7毫升丙酮中不含活性物质的对比样相比较。处理结果的分级:
0=低于50%的病害控制
1=大约50~80%的病害控制
2=大于80%的病害控制
表Ⅱ给出了上面试验的结果。
表Ⅱ
化合物的 杀菌活性
实施例编号 Pvp Bop Ln Eg Pl Uf Po As Ph
1 1
2 2
3 2 1 2 2
4 2 2 2 2 2
5 2 2 2 2
6 2 2 1 1 2
7 2 2 2
8 1 2 2 2 2
9 1 2 2 2
10 1 2
11 1 2 1
12 1 2 1
13 2 2 2 2 2 2
14 1 1 2 2 2 2
16 2 2 2 2
17 1 2
18 1 2 2 2
19 1 2 2
20 2 2 2 2 2 2
21 1 2 2 2 2
22 2
23 2
24 1 2 2
Claims (1)
1、一种制备具有通式(Ⅰ)的咪唑
(其中R代表4-氯苯基或2,4-二氯苯基,R1代表甲基或异丙基,R2代表氢原子、氰基、-CONH2基或甲基,X代表氧原子或=NOR3基团,此处R3为氢原子或甲基、乙基、烯丙基、苄基或2,4-二氯苄基)或其酸加成盐的方法,该方法包括:
(A)将具有通式(Ⅱ)的咪唑酯
(其中R1如上述所定义,R6是甲基)与通式(Ⅲ)化合物
(其中R如上述所定义,R7是-CN)在碱的存在下反应;
(B)任意地,当R7为-CN时,将反应(A)中形成的化合物与强酸反应,得化合物(Ⅰ)(其中X是氧,R2是氢或-CONH2);
(C)任意地,将反应(B)中形成的化合物在碱的存在下与卤代甲烷反应,得化合物(Ⅰ)(其中X是氧,R2是甲基);
(D)任意地,将反应(B)中形成的化合物与化合物NH2OR3′反应(其中R3′是氢原子或甲基、乙基、烯丙基、苄基或2,4-二氯苄基);
(E)任意地,在R3′是氢的情况下,将反应(D)中形成的化合物与化合物R9L′反应(此处R9是甲基、乙基、烯丙基、苄基或2,4-二氯苄基,L′是离去基团)。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8523255 | 1985-09-20 | ||
| GB858523255A GB8523255D0 (en) | 1985-09-20 | 1985-09-20 | Imidazoles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN86106320A CN86106320A (zh) | 1987-05-13 |
| CN1013862B true CN1013862B (zh) | 1991-09-11 |
Family
ID=10585486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN86106320A Expired CN1013862B (zh) | 1985-09-20 | 1986-09-18 | 咪唑类化合物的制备方法 |
Country Status (18)
| Country | Link |
|---|---|
| EP (1) | EP0216424A1 (zh) |
| JP (1) | JPS6270364A (zh) |
| CN (1) | CN1013862B (zh) |
| AR (1) | AR243166A1 (zh) |
| AU (1) | AU591174B2 (zh) |
| BR (1) | BR8604474A (zh) |
| CA (1) | CA1282419C (zh) |
| CS (1) | CS270213B2 (zh) |
| DK (1) | DK165553C (zh) |
| ES (1) | ES2003100A6 (zh) |
| GB (1) | GB8523255D0 (zh) |
| GR (1) | GR862394B (zh) |
| HU (1) | HUT43242A (zh) |
| IL (1) | IL80077A0 (zh) |
| NZ (1) | NZ217625A (zh) |
| PH (1) | PH22868A (zh) |
| TR (1) | TR22789A (zh) |
| ZA (1) | ZA867107B (zh) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8631020D0 (en) * | 1986-12-30 | 1987-02-04 | Janssen Pharmaceutica Nv | 1-methyl-1h-imidazole-5-carboxylic acid derivatives |
| US4878940A (en) * | 1987-04-02 | 1989-11-07 | Janssen Pharmaceutica N.V. | Herbicidal 1,5-substituted 1H-imidazoles |
| CA2014880A1 (en) * | 1989-04-27 | 1990-10-27 | Indu Sawhney | Thiazole derivatives |
| JPH0762258A (ja) * | 1993-08-26 | 1995-03-07 | Sumitomo Chem Co Ltd | ベンゾジフラノン含有赤色着色性組成物及びそれを用いる疎水性材料の着色方法 |
| EP0913392B1 (en) | 1996-04-25 | 2003-07-02 | Nissan Chemical Industries, Limited | Ethylene derivatives and pest controlling agents |
| MX2009000297A (es) * | 2006-07-13 | 2009-01-26 | Bayer Cropscience Sa | Derivados de hidroximoil-tetrazol fungicidas. |
| EP2264008A1 (de) * | 2009-06-18 | 2010-12-22 | Bayer CropScience AG | Substituierte Enaminocarbonylverbindungen |
| BR112013007635A2 (pt) * | 2010-09-29 | 2016-07-26 | Du Pont | ''composto selecionados da fórmula 1, composição fungicida e método para controlar doenças de planta'' |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2069481B (en) * | 1980-02-13 | 1983-07-27 | Farmos Oy | Substituted imidazole derivatives |
| GB2092569B (en) * | 1981-02-05 | 1984-09-19 | Farmos Oy | Substituted imidazole derivatives and their preparation and use |
| DE3514116A1 (de) * | 1985-04-19 | 1986-10-23 | Hoechst Ag, 6230 Frankfurt | Neue cyclohexyl- und cyclohexenylimidazolverbindungen, verfahren zu ihrer herstellung und ihre verwendung als pflanzenwachstumsregulatoren |
| DE3614364A1 (de) * | 1986-04-28 | 1987-10-29 | Hoechst Ag | 1-phenyl-imidazolverbindungen, verfahren zu ihrer herstellung und ihre verwendung als wachstumsregulatoren |
-
1985
- 1985-09-20 GB GB858523255A patent/GB8523255D0/en active Pending
-
1986
- 1986-08-25 CA CA000516724A patent/CA1282419C/en not_active Expired - Fee Related
- 1986-09-17 EP EP86201606A patent/EP0216424A1/en not_active Withdrawn
- 1986-09-18 CS CS866735A patent/CS270213B2/cs unknown
- 1986-09-18 TR TR502/86A patent/TR22789A/xx unknown
- 1986-09-18 DK DK448386A patent/DK165553C/da not_active IP Right Cessation
- 1986-09-18 IL IL80077A patent/IL80077A0/xx not_active IP Right Cessation
- 1986-09-18 GR GR862394A patent/GR862394B/el unknown
- 1986-09-18 ES ES8601970A patent/ES2003100A6/es not_active Expired
- 1986-09-18 BR BR8604474A patent/BR8604474A/pt not_active IP Right Cessation
- 1986-09-18 AU AU62905/86A patent/AU591174B2/en not_active Ceased
- 1986-09-18 ZA ZA867107A patent/ZA867107B/xx unknown
- 1986-09-18 PH PH34264A patent/PH22868A/en unknown
- 1986-09-18 NZ NZ217625A patent/NZ217625A/xx unknown
- 1986-09-18 HU HU863992A patent/HUT43242A/hu unknown
- 1986-09-18 CN CN86106320A patent/CN1013862B/zh not_active Expired
- 1986-09-18 JP JP61218288A patent/JPS6270364A/ja active Pending
- 1986-09-19 AR AR86305315A patent/AR243166A1/es active
Also Published As
| Publication number | Publication date |
|---|---|
| ZA867107B (en) | 1987-04-29 |
| TR22789A (tr) | 1988-07-19 |
| IL80077A0 (en) | 1986-12-31 |
| CN86106320A (zh) | 1987-05-13 |
| NZ217625A (en) | 1989-09-27 |
| DK165553C (da) | 1993-05-03 |
| PH22868A (en) | 1989-01-19 |
| CS270213B2 (en) | 1990-06-13 |
| AU6290586A (en) | 1987-03-26 |
| HUT43242A (en) | 1987-10-28 |
| BR8604474A (pt) | 1987-05-19 |
| AU591174B2 (en) | 1989-11-30 |
| CS673586A2 (en) | 1989-10-13 |
| DK448386A (da) | 1987-03-21 |
| DK448386D0 (da) | 1986-09-18 |
| GR862394B (en) | 1987-01-20 |
| GB8523255D0 (en) | 1985-10-23 |
| DK165553B (da) | 1992-12-14 |
| JPS6270364A (ja) | 1987-03-31 |
| EP0216424A1 (en) | 1987-04-01 |
| CA1282419C (en) | 1991-04-02 |
| ES2003100A6 (es) | 1988-10-16 |
| AR243166A1 (es) | 1993-07-30 |
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