CN104829536B - 一种具抗肿瘤活性的苯基吡唑羧酸类化合物及其合成方法 - Google Patents
一种具抗肿瘤活性的苯基吡唑羧酸类化合物及其合成方法 Download PDFInfo
- Publication number
- CN104829536B CN104829536B CN201510220516.1A CN201510220516A CN104829536B CN 104829536 B CN104829536 B CN 104829536B CN 201510220516 A CN201510220516 A CN 201510220516A CN 104829536 B CN104829536 B CN 104829536B
- Authority
- CN
- China
- Prior art keywords
- reaction
- carboxylic acid
- add
- compound
- hydrazine hydrate
- 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.)
- Active
Links
- 238000010189 synthetic method Methods 0.000 title claims abstract description 7
- -1 Phenylpyrazole carboxylic acid compound Chemical class 0.000 title claims description 27
- 230000000259 anti-tumor effect Effects 0.000 title abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 56
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims abstract description 39
- 150000001875 compounds Chemical class 0.000 claims abstract description 22
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 claims abstract description 18
- GKKZMYDNDDMXSE-UHFFFAOYSA-N Ethyl 3-oxo-3-phenylpropanoate Chemical compound CCOC(=O)CC(=O)C1=CC=CC=C1 GKKZMYDNDDMXSE-UHFFFAOYSA-N 0.000 claims abstract description 18
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 claims abstract description 18
- DGTNSSLYPYDJGL-UHFFFAOYSA-N phenyl isocyanate Chemical compound O=C=NC1=CC=CC=C1 DGTNSSLYPYDJGL-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 3
- 150000002367 halogens Chemical class 0.000 claims abstract description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 3
- 239000001257 hydrogen Substances 0.000 claims abstract description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims abstract description 3
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims abstract description 3
- 150000002431 hydrogen Chemical class 0.000 claims abstract 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000010992 reflux Methods 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 11
- 239000012065 filter cake Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 11
- 230000007935 neutral effect Effects 0.000 claims description 11
- LVFUUWLMDUOBLC-UHFFFAOYSA-N 4-phenyl-1h-pyrazole-5-carboxylic acid Chemical compound N1N=CC(C=2C=CC=CC=2)=C1C(=O)O LVFUUWLMDUOBLC-UHFFFAOYSA-N 0.000 claims description 6
- 239000012043 crude product Substances 0.000 claims description 6
- 239000000047 product Substances 0.000 claims description 4
- 239000012141 concentrate Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- WRGLZAJBHUOPFO-UHFFFAOYSA-N methyl 3-oxo-3-phenylpropanoate Chemical compound COC(=O)CC(=O)C1=CC=CC=C1 WRGLZAJBHUOPFO-UHFFFAOYSA-N 0.000 claims description 2
- 238000001308 synthesis method Methods 0.000 claims description 2
- 230000004071 biological effect Effects 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 4
- 238000011160 research Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 150000002611 lead compounds Chemical class 0.000 abstract description 2
- 239000002904 solvent Substances 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 18
- 210000004027 cell Anatomy 0.000 description 17
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 15
- KOPFEFZSAMLEHK-UHFFFAOYSA-N 1h-pyrazole-5-carboxylic acid Chemical compound OC(=O)C=1C=CNN=1 KOPFEFZSAMLEHK-UHFFFAOYSA-N 0.000 description 12
- 238000002360 preparation method Methods 0.000 description 11
- 239000007810 chemical reaction solvent Substances 0.000 description 10
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 9
- 238000005160 1H NMR spectroscopy Methods 0.000 description 9
- 238000001953 recrystallisation Methods 0.000 description 9
- 238000003756 stirring Methods 0.000 description 9
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 6
- 238000005485 electric heating Methods 0.000 description 6
- 239000003814 drug Substances 0.000 description 5
- 239000001963 growth medium Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 150000003217 pyrazoles Chemical class 0.000 description 4
- UHDGCWIWMRVCDJ-CCXZUQQUSA-N Cytarabine Chemical compound O=C1N=C(N)C=CN1[C@H]1[C@@H](O)[C@H](O)[C@@H](CO)O1 UHDGCWIWMRVCDJ-CCXZUQQUSA-N 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 3
- 239000002246 antineoplastic agent Substances 0.000 description 3
- 229940041181 antineoplastic drug Drugs 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- WTKZEGDFNFYCGP-UHFFFAOYSA-N Pyrazole Chemical compound C=1C=NNC=1 WTKZEGDFNFYCGP-UHFFFAOYSA-N 0.000 description 2
- 230000003698 anagen phase Effects 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 229960000684 cytarabine Drugs 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- VMGAPWLDMVPYIA-HIDZBRGKSA-N n'-amino-n-iminomethanimidamide Chemical compound N\N=C\N=N VMGAPWLDMVPYIA-HIDZBRGKSA-N 0.000 description 2
- BOLDJAUMGUJJKM-LSDHHAIUSA-N renifolin D Natural products CC(=C)[C@@H]1Cc2c(O)c(O)ccc2[C@H]1CC(=O)c3ccc(O)cc3O BOLDJAUMGUJJKM-LSDHHAIUSA-N 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- UCSJYZPVAKXKNQ-HZYVHMACSA-N streptomycin Chemical compound CN[C@H]1[C@H](O)[C@@H](O)[C@H](CO)O[C@H]1O[C@@H]1[C@](C=O)(O)[C@H](C)O[C@H]1O[C@@H]1[C@@H](NC(N)=N)[C@H](O)[C@@H](NC(N)=N)[C@H](O)[C@H]1O UCSJYZPVAKXKNQ-HZYVHMACSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 210000004881 tumor cell Anatomy 0.000 description 2
- XEFUJGURFLOFAN-UHFFFAOYSA-N 1,3-dichloro-5-isocyanatobenzene Chemical compound ClC1=CC(Cl)=CC(N=C=O)=C1 XEFUJGURFLOFAN-UHFFFAOYSA-N 0.000 description 1
- CZQIJQFTRGDODI-UHFFFAOYSA-N 1-bromo-4-isocyanatobenzene Chemical compound BrC1=CC=C(N=C=O)C=C1 CZQIJQFTRGDODI-UHFFFAOYSA-N 0.000 description 1
- HHIRBXHEYVDUAM-UHFFFAOYSA-N 1-chloro-3-isocyanatobenzene Chemical compound ClC1=CC=CC(N=C=O)=C1 HHIRBXHEYVDUAM-UHFFFAOYSA-N 0.000 description 1
- DSVGFKBFFICWLZ-UHFFFAOYSA-N 1-fluoro-4-isocyanatobenzene Chemical compound FC1=CC=C(N=C=O)C=C1 DSVGFKBFFICWLZ-UHFFFAOYSA-N 0.000 description 1
- GFNKTLQTQSALEJ-UHFFFAOYSA-N 1-isocyanato-4-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=C(N=C=O)C=C1 GFNKTLQTQSALEJ-UHFFFAOYSA-N 0.000 description 1
- NBWRJAOOMGASJP-UHFFFAOYSA-N 2-(3,5-diphenyl-1h-tetrazol-1-ium-2-yl)-4,5-dimethyl-1,3-thiazole;bromide Chemical compound [Br-].S1C(C)=C(C)N=C1N1N(C=2C=CC=CC=2)N=C(C=2C=CC=CC=2)[NH2+]1 NBWRJAOOMGASJP-UHFFFAOYSA-N 0.000 description 1
- GIIBAUDXEXFBHL-UHFFFAOYSA-N 3-(3-methylphenoxy)propane-1,2-diol Chemical compound CC1=CC=CC(OCC(O)CO)=C1 GIIBAUDXEXFBHL-UHFFFAOYSA-N 0.000 description 1
- 125000004800 4-bromophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1Br 0.000 description 1
- 125000001255 4-fluorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1F 0.000 description 1
- 206010008342 Cervix carcinoma Diseases 0.000 description 1
- 101710088194 Dehydrogenase Proteins 0.000 description 1
- 239000006144 Dulbecco’s modified Eagle's medium Substances 0.000 description 1
- 206010058467 Lung neoplasm malignant Diseases 0.000 description 1
- 238000000134 MTT assay Methods 0.000 description 1
- 231100000002 MTT assay Toxicity 0.000 description 1
- 229930182555 Penicillin Natural products 0.000 description 1
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 1
- 208000006105 Uterine Cervical Neoplasms Diseases 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012888 bovine serum Substances 0.000 description 1
- 239000003560 cancer drug Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004113 cell culture Methods 0.000 description 1
- 230000003833 cell viability Effects 0.000 description 1
- 201000010881 cervical cancer Diseases 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000012258 culturing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 150000002391 heterocyclic compounds Chemical class 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- LADVLFVCTCHOAI-UHFFFAOYSA-N isocyanic acid;toluene Chemical compound N=C=O.CC1=CC=CC=C1 LADVLFVCTCHOAI-UHFFFAOYSA-N 0.000 description 1
- 231100001231 less toxic Toxicity 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 201000007270 liver cancer Diseases 0.000 description 1
- 208000014018 liver neoplasm Diseases 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 201000005202 lung cancer Diseases 0.000 description 1
- 208000020816 lung neoplasm Diseases 0.000 description 1
- 210000003470 mitochondria Anatomy 0.000 description 1
- 229930014626 natural product Natural products 0.000 description 1
- 125000003854 p-chlorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1Cl 0.000 description 1
- 125000000636 p-nitrophenyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)[N+]([O-])=O 0.000 description 1
- 229940049954 penicillin Drugs 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 125000003226 pyrazolyl group Chemical group 0.000 description 1
- 239000012088 reference solution Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229960005322 streptomycin Drugs 0.000 description 1
- 238000005556 structure-activity relationship Methods 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000004565 tumor cell growth Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D231/38—Nitrogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510220516.1A CN104829536B (zh) | 2015-05-04 | 2015-05-04 | 一种具抗肿瘤活性的苯基吡唑羧酸类化合物及其合成方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510220516.1A CN104829536B (zh) | 2015-05-04 | 2015-05-04 | 一种具抗肿瘤活性的苯基吡唑羧酸类化合物及其合成方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104829536A CN104829536A (zh) | 2015-08-12 |
| CN104829536B true CN104829536B (zh) | 2017-12-29 |
Family
ID=53807779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510220516.1A Active CN104829536B (zh) | 2015-05-04 | 2015-05-04 | 一种具抗肿瘤活性的苯基吡唑羧酸类化合物及其合成方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104829536B (zh) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1264377A (zh) * | 1997-05-22 | 2000-08-23 | G·D·西尔公司 | 用作p38激酶抑制剂的取代的吡唑化合物 |
| CN1902186A (zh) * | 2003-11-14 | 2007-01-24 | 诺瓦提斯公司 | 作为flt-3激酶抑制剂的噻唑和吡唑衍生物 |
| EP1860098A1 (en) * | 2005-03-16 | 2007-11-28 | Toyama Chemical Co., Ltd. | Novel anthranilic acid derivative or salt thereof |
| WO2010014453A1 (en) * | 2008-07-31 | 2010-02-04 | Merck & Co., Inc. | Inhibitors of janus kinases |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103333119A (zh) * | 2013-05-28 | 2013-10-02 | 中国药科大学 | 1,2-二氢-6-甲基-4-取代氨基-5-嘧啶羧酸类化合物及其制备方法和用途 |
-
2015
- 2015-05-04 CN CN201510220516.1A patent/CN104829536B/zh active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1264377A (zh) * | 1997-05-22 | 2000-08-23 | G·D·西尔公司 | 用作p38激酶抑制剂的取代的吡唑化合物 |
| CN1902186A (zh) * | 2003-11-14 | 2007-01-24 | 诺瓦提斯公司 | 作为flt-3激酶抑制剂的噻唑和吡唑衍生物 |
| EP1860098A1 (en) * | 2005-03-16 | 2007-11-28 | Toyama Chemical Co., Ltd. | Novel anthranilic acid derivative or salt thereof |
| WO2010014453A1 (en) * | 2008-07-31 | 2010-02-04 | Merck & Co., Inc. | Inhibitors of janus kinases |
Non-Patent Citations (1)
| Title |
|---|
| 3-甲基-4-吡唑甲酸和3,5-二甲基-4-吡唑甲酸的合成;陈娟,等;《精细化工》;20070228;第24卷(第2期);第200页反应路线、第201页第1.3.2和1.3.3节 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104829536A (zh) | 2015-08-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112250682B (zh) | 一种芳杂环修饰的萘酰亚胺衍生物及其制备方法和用途 | |
| CN107235916A (zh) | 一种具抗肿瘤活性的甘草查尔酮a硫脲嘧啶类衍生物及其合成方法 | |
| CN107540658A (zh) | 一种具抗肿瘤活性的高乌甲素氮杂肉桂酸杂合体及其合成方法 | |
| CN106432259B (zh) | 一种岩白菜素类衍生物及其合成方法与应用 | |
| CN107235917A (zh) | 一类具抗肿瘤活性的甘草查尔酮a二氢嘧啶类化合物及其合成方法 | |
| CN106632043A (zh) | 一类具抗肿瘤活性的甘草查尔酮a二氢吡唑类衍生物及其合成方法 | |
| CN106674115A (zh) | 一种具抗肿瘤活性的甘草查尔酮a二氢吡唑甲酰胺类化合物及其合成方法 | |
| CN106674129A (zh) | 一类具抗肿瘤活性的甘草查尔酮a二氢氨基嘧啶类化合物及其合成方法 | |
| CN109438323B (zh) | 一类具有抗肿瘤活性的棉酚-7-n杂靛红席夫碱类化合物及其合成方法 | |
| CN107417580A (zh) | 一类具有抗肿瘤活性的棉酚‑l‑精氨酸席夫碱类化合物及其合成方法 | |
| CN107043345B (zh) | 联苯乙酮腙-吲哚啉-2,3-二酮西弗碱的制备、结构和用途 | |
| CN104829536B (zh) | 一种具抗肿瘤活性的苯基吡唑羧酸类化合物及其合成方法 | |
| CN110078706B (zh) | 一种伊马替尼衍生物及其制备方法和用途 | |
| CN104725317B (zh) | 一种具抗肿瘤活性的吡唑羧酸类化合物及其合成方法 | |
| CN107739381B (zh) | 莪术醇衍生物及其在制备抗肿瘤药物中的应用 | |
| CN106565657A (zh) | 一种具抗肿瘤活性的橙皮素肉桂酸酯类化合物及其合成方法 | |
| CN104803934B (zh) | 一种具有抗肿瘤活性的苯基异噁唑羧酸类化合物及其合成方法与应用 | |
| CN109575050B (zh) | 一类具有抗肿瘤活性的棉酚-7-n杂靛红席夫碱类化合物及其合成方法 | |
| CN104402886B (zh) | 一种具有抗肿瘤活性的7‑氮杂靛红类双螺环化合物及其合成方法 | |
| CN104725329B (zh) | 一种具有抗肿瘤活性的异恶唑羧酸类化合物及其合成方法 | |
| CN111892596B (zh) | 含多氟吡唑结构的β-咔啉类化合物的制备和应用 | |
| CN106632315A (zh) | 一种具有抗肿瘤活性的不对称双取代靛红席夫碱类化合物及其合成方法 | |
| CN102942552A (zh) | 3,11-二取代-14-芳基-14H-二苯并[a,j]氧杂蒽类衍生物及其制备方法和用途 | |
| CN102971301A (zh) | 作为抗结核药剂的6-甲基4-苯基-5-(苯基或环烷基)氨甲酰基-1,2,3,4-四氢嘧啶-2-酮衍生物 | |
| CN104910074A (zh) | 一类含有羟肟酸基团的吡唑类衍生物及其制备方法及用途 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220725 Address after: 710016 room 22849, unit 2, building 1, No. 2 Daxing East Road, Lianhu District, Xi'an City, Shaanxi Province Patentee after: Xi'an Kangnuo Chemical Co.,Ltd. Address before: 710021 Shaanxi city of Xi'an province Weiyang University Park Patentee before: SHAANXI University OF SCIENCE & TECHNOLOGY |
|
| TR01 | Transfer of patent right | ||
| CP02 | Change in the address of a patent holder |
Address after: 710100 Room C-1606, Poly Zhongda Plaza, Weiyang Road, Xi'an Economic and Technological Development Zone, Shaanxi Province Patentee after: Xi'an Kangnuo Chemical Co.,Ltd. Address before: 710016 room 22849, unit 2, building 1, No. 2 Daxing East Road, Lianhu District, Xi'an City, Shaanxi Province Patentee before: Xi'an Kangnuo Chemical Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |