4-溴苯乙醇是腈苯唑的关键中间体,而腈苯唑是由美国陶氏益农公司研发的一种三唑类广谱杀菌剂,常用于防治香蕉树的叶斑病和桃树的褐腐病等。
合成方法以4-溴苯乙酮为原料,通过Willgerodt-Kindler法制备得到4-溴苯乙酸,并优化了反应条件。改进后的工艺总收率为65.8%。合成反应过程如下图所示:
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
对溴苯乙酸 | 2-(4-bromophenyl)-acetic acid | 1878-68-8 | C8H7BrO2 | 215.046 |
对溴苯乙腈 | 4-Bromophenylacetonitrile | 16532-79-9 | C8H6BrN | 196.046 |
4-溴苯乙酸甲酯 | (4-bromo-phenyl)-acetic acid methyl ester | 41841-16-1 | C9H9BrO2 | 229.073 |
苯乙醇 | 2-phenylethanol | 60-12-8 | C8H10O | 122.167 |
(±)-4-溴苯乙烯环氧化物 | (+/-)-2-(4-bromophenyl)oxirane | 32017-76-8 | C8H7BrO | 199.047 |
1-(4-溴苯基)-1-乙醇 | 1-(4-bromophenyl)ethanol | 5391-88-8 | C8H9BrO | 201.063 |
对溴苯乙酸乙酯 | Ethyl 4-bromophenylacetate | 14062-25-0 | C10H11BrO2 | 243.1 |
4-溴苯乙酮 | para-bromoacetophenone | 99-90-1 | C8H7BrO | 199.047 |
4-溴苯乙酰胺 | 4-bromobenzeneacetamide | 74860-13-2 | C8H8BrNO | 214.062 |
4-氨基苯乙醇 | 2-(4'-aminophenyl)ethyl alcohol | 104-10-9 | C8H11NO | 137.181 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
1-溴-4-(2-甲氧基乙基)苯 | 1-bromo-4-(2-methoxyethyl)benzene | 60835-90-7 | C9H11BrO | 215.09 |
1-溴-4-[2-(甲氧基甲氧基)乙基]苯 | 1-bromo-4-(2-(methoxymethoxy)ethyl)benzene | 203664-53-3 | C10H13BrO2 | 245.116 |
对溴苯乙酸 | 2-(4-bromophenyl)-acetic acid | 1878-68-8 | C8H7BrO2 | 215.046 |
—— | 1-bromo-4-(2-propoxy-ethyl)-benzene | 849807-29-0 | C11H15BrO | 243.143 |
—— | allyl (4-bromophenethyl) ether | —— | C11H13BrO | 241.128 |
—— | 4-bromo-α-methyl-benzeneethanol | 81310-74-9 | C9H11BrO | 215.09 |
—— | 1-Bromo-4-[2-(2-methylpropoxy)ethyl]benzene | 1310947-49-9 | C12H17BrO | 257.17 |
—— | 4-bromophenethyl acetate | 4654-51-7 | C10H11BrO2 | 243.1 |
—— | (4-bromophenethoxy)trimethylsilane | 86605-94-9 | C11H17BrOSi | 273.245 |
1-溴-4-[2-(三氟甲氧基)乙基]苯 | 1-bromo-4-(2-(trifluoromethoxy)ethyl)benzene | 245514-96-9 | C9H8BrF3O | 269.061 |
4-溴苯乙基溴 | 1-bromo-4-(2-bromoethyl)benzene | 1746-28-7 | C8H8Br2 | 263.96 |
—— | 1-bromo-4-(2-pentyloxyethyl)benzene | 918441-52-8 | C13H19BrO | 271.197 |
—— | 2-(4-bromophenyl)ethane-1-thiol | 88999-92-2 | C8H9BrS | 217.129 |
—— | [2-(4-bromophenyl)ethoxy]acetic acid | 917226-71-2 | C10H11BrO3 | 259.1 |
1-溴-4-(2-碘乙基)苯 | 1-bromo-4-(2-iodoethyl)benzene | 85356-68-9 | C8H8BrI | 310.96 |
4-溴苯乙醛 | p-bromophenylacetaldehyde | 27200-79-9 | C8H7BrO | 199.047 |
—— | 1-bromo-4-(2-fluoroethyl)benzene | 55153-09-8 | C8H8BrF | 203.054 |
1-溴-4-(2-氯乙基)苯 | 1-bromo-4-(2-chloroethyl)benzene | 23386-17-6 | C8H8BrCl | 219.509 |
—— | 1-bromo-4-[2-((S)-2-methylbutoxy)ethyl]benzene | 918441-53-9 | C13H19BrO | 271.197 |
—— | 1-bromo-4-[2-(cyclopropylmethoxy)ethyl]benzene | 913473-08-2 | C12H15BrO | 255.155 |
苯乙醇 | 2-phenylethanol | 60-12-8 | C8H10O | 122.167 |
—— | 1-(2-(benzyloxy)ethyl)-4-bromobenzene | 170991-34-1 | C15H15BrO | 291.187 |
—— | O-(2-(4-bromophenyl)ethyl) acetohydroxamate | 132352-76-2 | C10H12BrNO2 | 258.115 |
—— | O-2-(4-bromophenyl)ethyl S-methyl dithiocarbonate | 263757-44-4 | C10H11BrOS2 | 291.233 |
2-(4-溴苯基)-N-甲基乙胺 | 2-(4-bromophenyl)-N-methylethan-1-amine | 725683-06-7 | C9H12BrN | 214.105 |
3-(4-溴苯基)丙腈 | 3-(4-bromophenyl)propanenitrile | 57775-08-3 | C9H8BrN | 210.073 |
—— | (4-bromophenethyl)(methyl)sulfane | 936727-73-0 | C9H11BrS | 231.156 |
—— | 2-(4-bromophenyl)ethyl methanesulfonate | 114369-15-2 | C9H11BrO3S | 279.155 |
1-[2-(4-溴苯基)乙基]肼 | [2-(4-Bromophenyl)ethyl]hydrazine | 41074-40-2 | C8H11BrN2 | 215.093 |
2 - (4 -溴苯基)-2- (羟甲基)丙烷-1,3-二醇 | 2-(4-bromophenyl)-2-(hydroxymethyl)propane-1,3-diol | 936494-74-5 | C10H13BrO3 | 261.115 |
—— | 1,3-bis(4-bromophenyl)propane | 121392-37-8 | C15H14Br2 | 354.084 |
3-(4-溴苯基)-1-丙胺 | 3-(4-bromophenyl)propan-1-amine | 65984-53-4 | C9H12BrN | 214.105 |
—— | 1-[2-(3-allylsulfanyl-propoxy)-ethyl]-4-bromo-benzene | 928627-75-2 | C14H19BrOS | 315.274 |
2-(4-溴苄基)-1,3-二氧戊环 | 2-(4-bromobenzyl)-1,3-dioxolane | 4410-16-6 | C10H11BrO2 | 243.1 |
氨基磺酸2-(4-溴-苯基)-乙酯 | 4-bromophenethyl sulfamate | 120506-64-1 | C8H10BrNO3S | 280.142 |
2-(4-溴苯基)-N,N-二甲基乙胺 | 2-(4-bromophenyl)-N,N-dimethylethanamine | 15221-61-1 | C10H14BrN | 228.132 |
2-(4-甲基苯基)乙醇 | 2-(p-methylphenyl)ethanol | 699-02-5 | C9H12O | 136.194 |
—— | 1-bromo-4-(pent-4-en-1-yl)benzene | 134336-90-6 | C11H13Br | 225.128 |
—— | 4-ethylaminocarbonyloxyethyl-1-bromobenzene | 682339-40-8 | C11H14BrNO2 | 272.142 |
—— | 1-bromo-4-(2-phenoxyethyl)benzene | 1354545-69-9 | C14H13BrO | 277.161 |
—— | 1-bromo-4-{2-[difluoro(methylthio)methoxy]ethyl}benzene | —— | C10H11BrF2OS | 297.164 |
—— | pentanoic acid 2-(4-bromophenyl)ethyl ester | 918441-51-7 | C13H17BrO2 | 285.181 |
—— | 4-bromophenylethyl methacrylate | 133309-57-6 | C12H13BrO2 | 269.138 |
—— | 2-<2-(4-Bromophenyl)ethyl>-1,3-propanediol | 127633-43-6 | C11H15BrO2 | 259.143 |
—— | S-[2-(4-bromophenyl)ethyl]thioacetate | 253443-13-9 | C10H11BrOS | 259.167 |
1-溴-4-[2-(叔丁基二甲基甲硅烷基氧基)乙基]苯 | 1-(t-butyldimethylsilyloxy)-2-(4-bromophenyl)ethane | 73899-15-7 | C14H23BrOSi | 315.326 |
—— | (E)-4,4'-(prop-1-ene-1,3-diyl)bis(bromobenzene) | 1187737-36-5 | C15H12Br2 | 352.068 |
4-氨基苯乙醇 | 2-(4'-aminophenyl)ethyl alcohol | 104-10-9 | C8H11NO | 137.181 |
—— | β-(p-Bromphenyl)ethylaminoguanidin | 46352-52-7 | C9H13BrN4 | 257.133 |
2-苯基-1-丙醇 | (RS)-2-phenyl-1-propanol | 1123-85-9 | C9H12O | 136.194 |
4-碘苯乙醇 | 4-iodophenethyl alcohol | 52914-23-5 | C8H9IO | 248.063 |
3-(4-溴苯基)丙酸甲酯 | methyl 3-(4-bromophenyl)propanoate | 75567-84-9 | C10H11BrO2 | 243.1 |
—— | 1-bromo-4-(2-(methylsulfonyl)ethyl)benzene | —— | C9H11BrO2S | 263.155 |
—— | (4-bromophenethoxy)triisopropylsilane | 193964-80-6 | C17H29BrOSi | 357.406 |
4-(2-羟基乙基)苯甲醛 | 4-(2-hydroxyethyl)benzaldehyde | 163164-47-4 | C9H10O2 | 150.177 |
—— | 2-(4-phenethylphenyl)ethan-1-oI | 855634-97-8 | C16H18O | 226.318 |