CN107235816A - 一种卤代烃水解制备醇的方法 - Google Patents
一种卤代烃水解制备醇的方法 Download PDFInfo
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- 238000006460 hydrolysis reaction Methods 0.000 title claims abstract description 34
- 230000007062 hydrolysis Effects 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 27
- 150000008282 halocarbons Chemical class 0.000 title claims abstract description 24
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 13
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims abstract description 92
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000003054 catalyst Substances 0.000 claims abstract description 4
- 239000011261 inert gas Substances 0.000 claims abstract description 4
- 239000003513 alkali Substances 0.000 claims abstract description 3
- 230000000694 effects Effects 0.000 claims abstract 3
- 239000000654 additive Substances 0.000 claims abstract 2
- 238000006243 chemical reaction Methods 0.000 claims description 44
- 230000007935 neutral effect Effects 0.000 claims description 4
- 230000035484 reaction time Effects 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 125000000524 functional group Chemical group 0.000 claims description 2
- 125000001072 heteroaryl group Chemical group 0.000 claims description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 2
- 125000000547 substituted alkyl group Chemical group 0.000 claims description 2
- 125000003107 substituted aryl group Chemical group 0.000 claims description 2
- 239000012046 mixed solvent Substances 0.000 claims 3
- 239000004215 Carbon black (E152) Substances 0.000 claims 1
- 150000001335 aliphatic alkanes Chemical class 0.000 claims 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 claims 1
- 125000005843 halogen group Chemical group 0.000 claims 1
- 229930195733 hydrocarbon Natural products 0.000 claims 1
- 150000002430 hydrocarbons Chemical class 0.000 claims 1
- 150000001298 alcohols Chemical class 0.000 abstract description 10
- 239000002994 raw material Substances 0.000 abstract description 3
- 239000002904 solvent Substances 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 abstract description 2
- 231100000053 low toxicity Toxicity 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 description 20
- 239000000047 product Substances 0.000 description 18
- 238000002330 electrospray ionisation mass spectrometry Methods 0.000 description 15
- 238000002955 isolation Methods 0.000 description 13
- 238000003756 stirring Methods 0.000 description 7
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 description 6
- -1 arylmethyl halides Chemical class 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- DPKBAXPHAYBPRL-UHFFFAOYSA-M tetrabutylazanium;iodide Chemical compound [I-].CCCC[N+](CCCC)(CCCC)CCCC DPKBAXPHAYBPRL-UHFFFAOYSA-M 0.000 description 5
- BBMCTIGTTCKYKF-UHFFFAOYSA-N 1-heptanol Chemical compound CCCCCCCO BBMCTIGTTCKYKF-UHFFFAOYSA-N 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- AGEZXYOZHKGVCM-UHFFFAOYSA-N benzyl bromide Chemical compound BrCC1=CC=CC=C1 AGEZXYOZHKGVCM-UHFFFAOYSA-N 0.000 description 3
- XPNGNIFUDRPBFJ-UHFFFAOYSA-N (2-methylphenyl)methanol Chemical compound CC1=CC=CC=C1CO XPNGNIFUDRPBFJ-UHFFFAOYSA-N 0.000 description 2
- OOCCDEMITAIZTP-QPJJXVBHSA-N (E)-cinnamyl alcohol Chemical compound OC\C=C\C1=CC=CC=C1 OOCCDEMITAIZTP-QPJJXVBHSA-N 0.000 description 2
- WGVYCXYGPNNUQA-UHFFFAOYSA-N 1-(bromomethyl)-2-methylbenzene Chemical compound CC1=CC=CC=C1CBr WGVYCXYGPNNUQA-UHFFFAOYSA-N 0.000 description 2
- FWLWTILKTABGKQ-UHFFFAOYSA-N 1-(bromomethyl)-3-methylbenzene Chemical compound CC1=CC=CC(CBr)=C1 FWLWTILKTABGKQ-UHFFFAOYSA-N 0.000 description 2
- NVNPLEPBDPJYRZ-UHFFFAOYSA-N 1-(bromomethyl)-4-fluorobenzene Chemical compound FC1=CC=C(CBr)C=C1 NVNPLEPBDPJYRZ-UHFFFAOYSA-N 0.000 description 2
- GIGRWGTZFONRKA-UHFFFAOYSA-N 1-(bromomethyl)-4-methoxybenzene Chemical compound COC1=CC=C(CBr)C=C1 GIGRWGTZFONRKA-UHFFFAOYSA-N 0.000 description 2
- WZRKSPFYXUXINF-UHFFFAOYSA-N 1-(bromomethyl)-4-methylbenzene Chemical compound CC1=CC=C(CBr)C=C1 WZRKSPFYXUXINF-UHFFFAOYSA-N 0.000 description 2
- VQHPRVYDKRESCL-UHFFFAOYSA-N 1-bromoadamantane Chemical compound C1C(C2)CC3CC2CC1(Br)C3 VQHPRVYDKRESCL-UHFFFAOYSA-N 0.000 description 2
- CRRUGYDDEMGVDY-UHFFFAOYSA-N 1-bromoethylbenzene Chemical compound CC(Br)C1=CC=CC=C1 CRRUGYDDEMGVDY-UHFFFAOYSA-N 0.000 description 2
- LSXKDWGTSHCFPP-UHFFFAOYSA-N 1-bromoheptane Chemical compound CCCCCCCBr LSXKDWGTSHCFPP-UHFFFAOYSA-N 0.000 description 2
- LMHCYRULPLGEEZ-UHFFFAOYSA-N 1-iodoheptane Chemical compound CCCCCCCI LMHCYRULPLGEEZ-UHFFFAOYSA-N 0.000 description 2
- HLAUCEOFCOXKNF-UHFFFAOYSA-N 2-bromoheptane Chemical compound CCCCCC(C)Br HLAUCEOFCOXKNF-UHFFFAOYSA-N 0.000 description 2
- CETWDUZRCINIHU-UHFFFAOYSA-N 2-heptanol Chemical compound CCCCCC(C)O CETWDUZRCINIHU-UHFFFAOYSA-N 0.000 description 2
- WRMNZCZEMHIOCP-UHFFFAOYSA-N 2-phenylethanol Chemical compound OCCC1=CC=CC=C1 WRMNZCZEMHIOCP-UHFFFAOYSA-N 0.000 description 2
- WMPPDTMATNBGJN-UHFFFAOYSA-N 2-phenylethylbromide Chemical compound BrCCC1=CC=CC=C1 WMPPDTMATNBGJN-UHFFFAOYSA-N 0.000 description 2
- RUROFEVDCUGKHD-UHFFFAOYSA-N 3-bromoprop-1-enylbenzene Chemical compound BrCC=CC1=CC=CC=C1 RUROFEVDCUGKHD-UHFFFAOYSA-N 0.000 description 2
- MSHFRERJPWKJFX-UHFFFAOYSA-N 4-Methoxybenzyl alcohol Chemical compound COC1=CC=C(CO)C=C1 MSHFRERJPWKJFX-UHFFFAOYSA-N 0.000 description 2
- VOLRSQPSJGXRNJ-UHFFFAOYSA-N 4-nitrobenzyl bromide Chemical compound [O-][N+](=O)C1=CC=C(CBr)C=C1 VOLRSQPSJGXRNJ-UHFFFAOYSA-N 0.000 description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 2
- 150000001350 alkyl halides Chemical group 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 235000019445 benzyl alcohol Nutrition 0.000 description 2
- OQROAIRCEOBYJA-UHFFFAOYSA-N bromodiphenylmethane Chemical compound C=1C=CC=CC=1C(Br)C1=CC=CC=C1 OQROAIRCEOBYJA-UHFFFAOYSA-N 0.000 description 2
- UUWSLBWDFJMSFP-UHFFFAOYSA-N bromomethylcyclohexane Chemical compound BrCC1CCCCC1 UUWSLBWDFJMSFP-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 230000003301 hydrolyzing effect Effects 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- GEZMEIHVFSWOCA-UHFFFAOYSA-N (4-fluorophenyl)methanol Chemical compound OCC1=CC=C(F)C=C1 GEZMEIHVFSWOCA-UHFFFAOYSA-N 0.000 description 1
- JJCKHVUTVOPLBV-UHFFFAOYSA-N 3-Methylbenzyl alcohol Chemical compound CC1=CC=CC(CO)=C1 JJCKHVUTVOPLBV-UHFFFAOYSA-N 0.000 description 1
- KMTDMTZBNYGUNX-UHFFFAOYSA-N 4-methylbenzyl alcohol Chemical compound CC1=CC=C(CO)C=C1 KMTDMTZBNYGUNX-UHFFFAOYSA-N 0.000 description 1
- JKTYGPATCNUWKN-UHFFFAOYSA-N 4-nitrobenzyl alcohol Chemical compound OCC1=CC=C([N+]([O-])=O)C=C1 JKTYGPATCNUWKN-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 125000005073 adamantyl group Chemical group C12(CC3CC(CC(C1)C3)C2)* 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- OOCCDEMITAIZTP-UHFFFAOYSA-N allylic benzylic alcohol Natural products OCC=CC1=CC=CC=C1 OOCCDEMITAIZTP-UHFFFAOYSA-N 0.000 description 1
- 239000003957 anion exchange resin Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 description 1
- 229940073608 benzyl chloride Drugs 0.000 description 1
- YOUGRGFIHBUKRS-UHFFFAOYSA-N benzyl(trimethyl)azanium Chemical class C[N+](C)(C)CC1=CC=CC=C1 YOUGRGFIHBUKRS-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- VSSAZBXXNIABDN-UHFFFAOYSA-N cyclohexylmethanol Chemical compound OCC1CCCCC1 VSSAZBXXNIABDN-UHFFFAOYSA-N 0.000 description 1
- QILSFLSDHQAZET-UHFFFAOYSA-N diphenylmethanol Chemical compound C=1C=CC=CC=1C(O)C1=CC=CC=C1 QILSFLSDHQAZET-UHFFFAOYSA-N 0.000 description 1
- SEACYXSIPDVVMV-UHFFFAOYSA-L eosin Y Chemical compound [Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=C(Br)C(=O)C(Br)=C2OC2=C(Br)C([O-])=C(Br)C=C21 SEACYXSIPDVVMV-UHFFFAOYSA-L 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 239000002608 ionic liquid Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 229940067107 phenylethyl alcohol Drugs 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 150000003138 primary alcohols Chemical class 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B41/00—Formation or introduction of functional groups containing oxygen
- C07B41/02—Formation or introduction of functional groups containing oxygen of hydroxy or O-metal groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
- C07C29/12—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of esters of mineral acids
- C07C29/124—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of esters of mineral acids of halides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
- C07C41/26—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of hydroxy or O-metal groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/31—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by introduction of functional groups containing oxygen only in singly bound form
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- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
本发明提供了一种卤代烃水解制备醇的方法。该方法使用相对易得廉价的卤代烃为原料,使用低毒稳定的DMSO与水的混合物为溶剂,无需另加催化剂,只需在低活性卤代烃中只用少量碱或添加剂,便可使卤代烃直接水解为相应的醇。该方法无需惰性气体保护、操作简单易行、对实验设备的要求低,产物收率高,且适用于不同类型的卤代烃制备不同类型的醇。因此,该方法具有一定的理论研究价值及潜在的应用前景。
Description
技术领域
本发明属于化学合成领域,具体是指一种卤代烃水解制备醇的方法,该方法在中性或弱碱性DMSO/水混合溶液中直接水解制备醇,是一种绿色制备方法。
背景技术
醇类是非常重要一类有机化合物,可以转化为醚类、酯类、烯烃等一系列常用的大宗有机化工原料。因其还可以转化为更活泼的醛、酮、卤代烃等用于经典有机合成反应,其在有机合成中也具有重要的地位。醇的合成方法也是多种多样。其中,由于芳甲基卤化物可由芳香烃的卤甲基化反应在工业中方便地大量地制备,芳甲基卤化物的水解反应也是合成醇类化合物的重要方法之一。
实际上,有机卤化物的水解是实验室以及工业上最基本的转换反应之一。已知的卤代烃转变为醇的方法中,比较活泼的叔卤代烷、苄基型卤代烷、烯丙基型卤代烷的水解相对比较容易进行,在碳酸氢钠的水溶液中便可实现。然而,伯卤代烷到伯醇的转化相对困难,通常需要在碱金属的氢氧化物条件下才能实现。1996年,有文献报道了使用强碱阴离子交换树脂PS(聚合物固载试剂)的苄基三甲基铵盐或碳酸盐催化的方法。2010年,有人提出用离子液体方法,在(PEG1000-DAIL[BF4])/甲苯的两相体系中用Fe2(SO4)3做催化剂实现卤代烃到醇的转变。近几年,还有报道使用Eosin Y做光催化剂、DMSO作溶剂,在可见光的照射下实现该卤代烃到醇的转化反应。此外还有微波辅助、超声波辅助、相转移等系列方法。然而以上方法却存在较高的反应温度、试剂昂贵等缺点。
因此,研发一种简单高效、相对温和绿色的卤代烃水解新方法——特别是从工业上易于获得的卤代烃为原料的方法,对醇的高效廉价制备有重要的价值。本发明旨在开发一种温和高效的反应体系,以中性或弱碱性DMSO/水混合物为溶剂、在适宜的温度下使卤代烃直接水解制备醇的绿色方法。
发明内容
本发明要解决的问题在于提供一种卤代烃水解制备醇的方法:使用来源广泛、廉价易得、稳定低毒的DMSO与水按合适的比例形成中性的DMSO水溶液,实现卤代烃水解制备相应醇的绿色合成方法,副产物较少,高效无污染。
本发明中所涉及的反应可以用以下通式来表示:
R可以是各种官能团取代在2-,3-,或4-位的苯基、各类取代芳基或杂芳基,还可以是各种碳链长度和支链取代的烷基;
本发明的反应中,DMSO/水的比例为1/4到4/1,优选为2/1。
本发明的反应,在惰性气体保护下和在空气下均可进行,优选在空气下进行。
反应温度为30~150℃,优选为50~100℃;反应时间为24-48小时,优选为24小时。
本发明中所使用的DMSO已商品化(二甲基亚砜),是一种含硫有机化合物,可以直接购买得到。与文献方法相比,本方法不使用任何的酸或碱或过渡金属催化剂和配体,反应无需惰性气体保护,可在空气下直接进行,易于操作,副产物较少,绿色环保无污染。因此,本方法对反应条件的要求较低、适用范围较广,与已知方法相比优势明显,具有潜在广泛的应用前景。
具体实施方式
通过下述实施方式将有助于理解本发明,但并不限制于本发明的内容。
实施例1
苄基溴水解制备苯甲醇
在干燥的10mL Schlenk管中依次加入溴化苄(0.1188mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率83%。1H NMR(500MHz,CDCl3):δ7.36-7.26(m,5H),4.63(s,2H),2.26(s,1H).13C NMR(125.4MHz,CDCl3):δ140.8,128.5,127.5,126.9,65.1.MS(EI):m/z(%)108(8),107(100),106(67),89(8),88(7),83(26),80(10),79(100),78(11),77(51),65(9),63(16),52(8),51(27),50(15)。
实施例2
苄基氯水解制备苯甲醇
在干燥的10mL Schlenk管中依次加入溴化苄(0.1151mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应48h。TLC监测反应完全后,产物分离提纯,分离收率69%。1H NMR(500MHz,CDCl3):δ7.36-7.26(m,5H),4.63(s,2H),2.26(s,1H).13C NMR(125.4MHz,CDCl3):δ140.8,128.5,127.5,126.9,65.1.MS(EI):m/z(%)108(8),107(100),106(67),91(1),89(8),88(7),83(26),80(10),79(100),78(11),77(51),65(9),63(16),52(8),51(27),50(15)。
实施例3
4-甲氧基苄基溴水解制备4-甲氧基苯甲醇
在干燥的10mL Schlenk管中依次加入4-甲氧基苄基溴(0.1458mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率32%。1H NMR(500MHz,CDCl3):δ7.28(d,J=8.5Hz,2H),6.89(d,J=8.0Hz,2H),4.50(s,2H),3.80(s,3H),1.89(br s,1H).13C NMR(125.4MHz,CDCl3):δ159.2,133.2,128.7,113.9,65.0,65.3.MS(EI):m/z(%)138(72),137(100),136(42),120(29),119(7),109(4),108(43),93(14),90(4),78(5),77(3),76(12),65(2),51(2)。
实施例4
4-甲基苄基溴水解制备4-甲基苯甲醇
在干燥的10mL Schlenk管中依次加入4-甲基溴化苄(0.1851mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率50%。1H NMR(500MHz,CDCl3):δ7.25(d,J=7.5Hz,2H),7.17(d,J=7.5Hz,2H),4.64(s,2H),2.35(s,3H),1.73(s,1H).13C NMR(125.4MHz,CDCl3):δ137.9,137.4,129.2,127.1,65.3,21.1.MS(EI):m/z(%)123(8),122(90),121(15),119(9),107(100),105(15),104(14),93(48),91(75),79(84),78(14),77(64),65(28),63(13),51(19),50(8)。
实施例5
3-甲基苄基溴水解制备3-甲基苯甲醇
在干燥的10mL Schlenk管中依次加入3-甲基溴化苄(0.1851mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率85%。1H NMR(500MHz,CDCl3):δ7.17(t,J=7.5Hz,1H),7.09-6.98(m,3H),4.54(s,2H),2.44(s,1H),2.27(s,3H).13C NMR(125.4MHz,CDCl3):δ140.8,138.2,128.4,128.3,127.7,124.0,65.2,21.3.MS(EI):m/z(%)140(10),122(100),121(15),107(75),105(50),104(21),103(15),93(47),91(71),79(71),78(18),77(61),65(27),63(19),51(21),50(9)。
实施例6
2-甲基苄基溴水解制备2-甲基苯甲醇
在干燥的10mL Schlenk管中依次加入2-甲基溴化苄(0.1851mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率45%。1H NMR(500MHz,CDCl3):δ7.33-7.32(m,1H),7.23-7.13(m,3H),4.65(s,2H),2.33(s,3H),1.93(s,1H).13C NMR(125.4MHz,CDCl3):δ138.6,136.0,130.2,127.7,127.4,126.0,63.3,18.6.MS(EI):m/z(%)122(18),107(24),105(15),104(100),103(15),93(15),91(35),89(4),79(40),78(21),77(36),65(16),63(8),51(12),50(4)。
实施例7
4-甲氧酰基苄基溴水解制备4-甲氧酰基苯甲醇
在干燥的10mL Schlenk管中依次加入4-甲氧酰基苄基溴(0.2291g,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率62%。1H NMR(500MHz,CDCl3):δ8.02(d,J=8.0Hz,2H),7.42(d,J=8.0Hz,2H),4.76(s,2H),3.91(s,3H).13C NMR(125.4MHz,CDCl3):δ167.0,146.0,129.8,129.3,64.6,52.1.MS(EI):m/z(%)165(63),164(31),150(6),137(8),135(100),133(43),107(7),106(86),91(6),89(27),79(22),76(16),59(3),51(3),50(2)。
实施例8
4-氟苄基溴水解制备4-氟苯甲醇
在干燥的10mL Schlenk管中依次加入4-氟溴化苄(0.1246mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率87%。1H NMR(500MHz,CDCl3):δ7.31-7.28(m,2H),7.04-7.01(m,2H),4.61(s,2H),2.26(s,1H).13C NMR(125.4MHz,CDCl3):δ162.3(d,J=244.5Hz),136.6(d,J=2.5Hz),128.8(d,J=7.5Hz),115.4(d,J=21.3Hz),64.5.MS(EI):m/z(%)127(4),126(57),125(37),109(26),108(5),105(29),97(100),96(13),95(28),83(11),77(36),75(13),51(12),50(8)。
实施例9
4-硝基苄基溴水解制备4-硝基苯甲醇
在干燥的10mL Schlenk管中依次加入4-硝基苄基溴(0.2160g,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率81%。1H NMR(500MHz,CDCl3):δ8.21(d,J=9.0Hz,2H),7.57(d,J=8.5Hz,2H),4.83(s,2H),2.15(s,1H).13C NMR(125.4MHz,CDCl3):δ148.2,147.3,127.0,123.8,64.0.MS(EI):m/z(%)153(16),152(100),136(10),108(16),107(53),106(20),89(39),79(27),78(41),77(100),70(11),63(27),61(18),52(12),51(40),50(19)。
实施例10
肉桂基溴水解制备肉桂醇
在干燥的10mL Schlenk管中依次加入肉桂基溴(0.1971g,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率35%。1H NMR(500MHz,CDCl3)δ7.39-7.23(m,5H),6.61(d,J=16.0Hz,1H),6.36(dt,J=16.0&5.5Hz,1H),4.31(dd,J=6.0,1.5Hz,2H),1.86(br.s,1H);13C NMR(125.4MHz,CDCl3):δ136.6,131.0,128.6,128.5,128.4,127.6,126.4,63.6;MS(EI):m/z(%)134(38),133(9),116(8),115(26),106(5),103(19),93(8),92(100),91(65),89(7),79(23),78(40),77(32),65(8),55(16),51(18),50(6)。
实施例11
二苯基溴甲烷水解制备二苯基甲醇
在干燥的10mL Schlenk管中依次加入二苯基溴甲烷(0.2471g,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率80%。1H NMR(500MHz,CDCl3):δ7.35(d,J=7.5Hz,4H),7.31(t,J=7.0Hz,4H),7.25(t,J=7.0Hz,2H),5.79(s,1H),2.39(br.s,1H);13C NMR(125.4MHz,CDCl3):δ143.9,128.5,127.6,126.6,76.3.MS(EI):m/z(%)184(7),183(53),169(9),168(75),167(100),166(18),165(48),155(7),153(13),152(35),115(5),105(32),77(22),51(6)。
实施例12
1-溴乙基苯水解制备1-甲基苯甲醇
在干燥的10mL Schlenk管中依次加入1-溴乙基苯(0.1365mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率60%。1H NMR(500MHz,CDCl3):δ7.38-7.33(m,4H),7.28-7.25(m,1H),4.88(q,J=6.5Hz,1H),1.94(s,1H),1.49(d,J=6.5Hz,3H).13C NMR(125.4MHz,CDCl3):δ145.8,128.5,127.4,125.4,70.4,25.1.MS(EI):m/z(%)122(32),108(7),107(89),105(12),104(6),103(6),83(7),80(7),79(100),78(22),77(57),53(7),51(25),50(10).。
实施例13
1-溴金刚烷水解制备金刚醇
在干燥的10mL Schlenk管中依次加入1-溴金刚烷(0.2151g,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在50℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率62%。1H NMR(500MHz,CDCl3):δ2.14(br.s,3H),1.71(d,J=2.5Hz,6H),1.65-1.58(m,6H),1.55(s,1H);13C NMR(125.4MHz,CDCl3):δ68.2,45.4,36.1,30.7.MS(EI):m/z(%)152(10),151(68),150(41),135(1),108(9),107(2),96(9),95(100),94(19),77(4)。
实施例14
1-溴庚烷水解制备1-庚醇
在干燥的10mL Schlenk管中依次加入Cs2CO3(0.0652g,0.2equiv.),TBAI(0.0739g,0.2equiv.),1-溴庚烷(0.1571mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在100℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率58%。1H NMR(500MHz,CDCl3):δ3.63(t,J=6.5Hz,2H),1.95(br s,1H),1.59-1.54(m,2H),1.33-1.29(m,8H),0.89(t,J=6.5Hz,3H).13C NMR(125.4MHz,CDCl3):δ63.0,32.8,31.8,29.1,25.7,22.6,14.0.MS(EI):m/z(%)97(5),83(14),78(3),70(100),69(49),68(13),57(16),56(60),55(47),53(2)。
实施例15
1-碘庚烷水解制备1-庚醇
在干燥的10mL Schlenk管中依次加入Cs2CO3(0.0652g,0.2equiv.),TBAI(0.0739g,0.2equiv.),1-碘庚烷(0.1639mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在100℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率52%。1H NMR(500MHz,CDCl3):δ3.63(t,J=6.5Hz,2H),1.95(br s,1H),1.59-1.54(m,2H),1.33-1.29(m,8H),0.89(t,J=6.5Hz,3H).13C NMR(125.4MHz,CDCl3):δ63.0,32.8,31.8,29.1,25.7,22.6,14.0.MS(EI):m/z(%)97(5),83(14),78(3),70(100),69(49),68(13),57(16),56(60),55(47),53(2)。
实施例16
2-溴庚烷水解制备2-庚醇
在干燥的10mL Schlenk管中依次加入Cs2CO3(0.0652g,0.2equiv.),TBAI(0.0739g,0.2equiv.),2-溴庚烷(0.1568mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在100℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率29%。1H NMR(500MHz,CDCl3):δ3.78-3.73(m,1H),1.93(br s,1H),1.48-1.28(m,8H),1.16(d,J=6.5Hz,3H),0.88(t,J=5.5Hz,3H).13C NMR(125.4MHz,CDCl3):δ68.0,39.3,31.8,25.4,23.4,22.6,13.9.MS(EI):m/z(%)114(4),101(3),100(44),99(5),98(45),97(4),87(2),83(100),70(18),55(75),54(2)。
实施例17
2-溴乙基苯水解制备苯乙醇
在干燥的10mL Schlenk管中依次加入Cs2CO3(0.0652g,0.2equiv.),TBAI(0.0739g,0.2equiv.),2-溴乙基苯(0.1366mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在100℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率78%。1H NMR(500MHz,CDCl3):δ7.36(t,J=7.5Hz,2H),7.27(t,J=7.0Hz,3H),3.86(t,J=6.5Hz,2H),2.89(t,J=6.5Hz,2H),2.10(br s,1H).13C NMR(125.4MHz,CDCl3):δ138.6,129.1,128.6,126.5,63.6,39.2.MS(EI):m/z(%)122(44),121(10),104(3),103(3),92(63),91(100),89(3),77(5),65(8),51(2)。
实施例18
1-溴甲基环己烷水解制备环己甲醇
在干燥的10mL Schlenk管中依次加入Cs2CO3(0.0652g,0.2equiv.),TBAI(0.0739g,0.2equiv.),1-溴甲基环己烷(0.1395mL,1mmol),DMSO(0.3333mL)和H2O(0.1667mL),直接在空气下密封、然后在100℃下加热搅拌反应24h。TLC监测反应完全后,产物分离提纯,分离收率21%。1H NMR(500MHz,CDCl3):δ3.42(d,J=6.5Hz,2H),2.05(br s,1H),1.76-1.47(m,6H),1.29-1.13(m,3H),0.96-0.89(m,2H).13C NMR(125.4MHz,CDCl3):δ68.6,40.5,29.6,26.6,25.9.MS(EI):m/z(%)97(4),96(41),95(6),83(100),82(86),68(12),67(37),55(73),54(7)。
Claims (5)
1.一种卤代烃水解制备醇的方法,其特征在于:在反应体系为在DMSO/水混合溶剂中,以包括低活性的卤代烃在内各类卤代烃为反应物直接水解得到相应的醇,反应温度为30~150℃,反应时间为24~48小时,反应式为:
其中:
R是各种官能团取代在2-,3-,或4-位的苯基、各类取代芳基或杂芳基,或者R还可以是各种碳链长度和支链取代的烷基;
为卤代基,卤代烃是氯代烃、溴代烃或碘代烃;
DMSO/水混合溶剂中DMSO/水的比例为1/4-4/1;
水解反应在惰性气体保护下或在空气下;
反应温度为30~150℃;反应时间为12~48小时。
2.如权利要求1所述的一种卤代烃水解制备醇的方法,其特征在于:反应在中性或弱碱性的DMSO/水混合溶剂中进行。
3.如权利要求1所述的一种卤代烃水解制备醇的方法,其特征在于:反应无需催化剂。
4.如权利要求1所述的一种卤代烃水解制备醇的方法,其特征在于:卤代烃为低活性的卤代烷烃,水解反应中加入添加剂和碱。
5.如权利要求1所述的一种卤代烃水解制备醇的方法,其特征在于:反应温度为50~100℃,反应时间为24小时。
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| CN109180418A (zh) * | 2018-10-09 | 2019-01-11 | 江苏扬农化工集团有限公司 | 一种环氧丙烷联产物资源化利用合成农药中间体2,4-二氯苯乙酮方法 |
| CN109666000A (zh) * | 2018-12-24 | 2019-04-23 | 浙江海昇药业股份有限公司 | 一种环虫腈药物杂质及其合成方法、应用 |
| CN114042744A (zh) * | 2021-10-18 | 2022-02-15 | 中科鼎实环境工程有限公司 | 修复农药场地异味物质的设备和方法 |
| CN116178129A (zh) * | 2022-12-16 | 2023-05-30 | 浙江永太科技股份有限公司 | 一种2,4,5-三氟苯甲酸的制备方法 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109180418A (zh) * | 2018-10-09 | 2019-01-11 | 江苏扬农化工集团有限公司 | 一种环氧丙烷联产物资源化利用合成农药中间体2,4-二氯苯乙酮方法 |
| CN109180418B (zh) * | 2018-10-09 | 2021-03-30 | 江苏扬农化工集团有限公司 | 一种环氧丙烷联产物资源化利用合成农药中间体2,4-二氯苯乙酮方法 |
| CN109666000A (zh) * | 2018-12-24 | 2019-04-23 | 浙江海昇药业股份有限公司 | 一种环虫腈药物杂质及其合成方法、应用 |
| CN114042744A (zh) * | 2021-10-18 | 2022-02-15 | 中科鼎实环境工程有限公司 | 修复农药场地异味物质的设备和方法 |
| CN116178129A (zh) * | 2022-12-16 | 2023-05-30 | 浙江永太科技股份有限公司 | 一种2,4,5-三氟苯甲酸的制备方法 |
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