对羟基苯乙酮由于其分子中含有苯环上的羟基和酮基,常被作为有机合成的中间体与其他化合物反应,合成许多重要物质。它一般用来合成医药中间体(如α-溴-对羟基苯乙酮、利胆药、解热镇痛药等药物),以及其他领域的产品(香料、饲料、农药、染料、液晶材料等)。
应用对羟基苯乙酮在常温下为白色针状结晶,天然存在于菊科植物滨蒿的茎、叶及茵陈蒿、萝藦科植物人参娃儿藤等植物的根中。它主要用于制造利胆药及其他有机合成的原料。
制备一种对羟基苯乙酮的合成方法如下:
酯化反应:在500ml反应瓶中,加入苯酚60g(0.63mol)和醋酐70.0g(0.68mol),搅拌后冷却至10℃,滴加第一滴浓硫酸,待温度降至常温后再滴加第二滴。两次使用的浓硫酸用量为0.5g。全部浓硫酸滴加完毕后升温回流50分钟,降温至60~70℃后减压蒸出醋酸。将反应液倒入3倍量的水中,用5%氢氧化钠调pH值至8~9,用乙酸乙酯萃取3次,合并萃取液,使用无水硫酸镁干燥、过滤并浓缩得到乙酸苯酯液体84.3g(收率94.6%),将其分成三份备用。
Fries重排:取步骤1所得的乙酸苯酯27.2g(0.2mol)放入250ml反应瓶中,搅拌下加入邻二氯苯30ml,在低于10℃条件下缓慢加入三氯化铝40.0g(0.3mol)。加毕后升温至80℃反应3.5小时,通过HPLC检测原料完全反应结束。降至50~60℃后缓慢加水进行水蒸汽蒸馏。将馏出物分层,得含有邻羟基苯乙酮的邻二氯苯层,并干燥、过滤以备后续投料使用;残液加入活性炭趁热过滤,冷却析晶,过滤得到对羟基苯乙酮白色固体11.8g(纯度高),收率为约43%。
水蒸汽蒸馏:步骤2的水蒸汽蒸馏分层后的含有邻羟基苯乙酮的邻二氯苯层用5%氢氧化钠溶液提取2次,再用10%盐酸调节pH至3~4;然后用乙酸乙酯萃取2次合并干燥、过滤浓缩,最后精蒸得到对羟基苯乙酮14.7g。
粗品处理:上述制备步骤中未完全反应的物质(主要是邻羟基苯乙酮)可以通过进一步纯化回收。具体操作如下:将含有邻羟基苯乙酮的层用5%氢氧化钠溶液提取2次,合并水层后调节pH至3~4;再用乙酸乙酯萃取2次,干燥、过滤浓缩后进行精蒸得到对羟基苯乙酮14.7g。
对羟基苯乙酮为类白色粉末状物质。
用途该产品广泛应用于医药合成、香料生产等领域。它不仅可作为有机合成的中间体,还常用于生产利胆药。除此之外,在医药和香料工业中作为重要的原料之一,主要用于合成选择性B1受体阻滞剂——阿替洛尔的重要中间体。
生产方法对羟基苯乙酮可以由苯酚经酰化、转位而得。具体步骤如下:
另外,该物质也可通过其他途径制备:如对氨基苯乙酮经亚硝酸钠重氮化、水解而得。此方法较为简便且收率较高。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
2-溴-4'-羟基苯乙酮 | 2-bromo-1-(4'-hydroxyphenyl)-1-ethanone | 2491-38-5 | C8H7BrO2 | 215.046 |
对甲氧基苯乙酮 | 1-(4-methoxyphenyl)ethanone | 100-06-1 | C9H10O2 | 150.177 |
2-氯-4'-羟基苯乙酮 | p-hydroxyphenacyl chloride | 6305-04-0 | C8H7ClO2 | 170.595 |
4-乙氧基苯乙酮 | 4'-ethoxyacetophenone | 1676-63-7 | C10H12O2 | 164.204 |
4-乙酰基苯酯 | 4,4'-oxydiacetophenone | 2615-11-4 | C16H14O3 | 254.285 |
4'-苯氧基苯乙酮 | 4-phenoxyacetophenone | 5031-78-7 | C14H12O2 | 212.248 |
—— | α,α-dichloro-4-hydroxyacetophenone | 4974-60-1 | C8H6Cl2O2 | 205.04 |
1-(4-丙氧基-苯基)-乙酮 | 1-(4-propoxyphenyl)ethanone | 5736-86-7 | C11H14O2 | 178.231 |
1-[4-(甲氧基甲氧基)苯基]乙酮 | 1-[4-(methoxymethoxy)phenyl]-1-ethanone | 85699-00-9 | C10H12O3 | 180.203 |
1-[4-(2-羟基乙氧基)苯基]乙酮 | 1-(4-(2-hydroxyethoxy)phenyl)ethanone | 31769-45-6 | C10H12O3 | 180.203 |
苯乙酮 | acetophenone | 98-86-2 | C8H8O | 120.151 |
1-[4-(烯丙氧基)苯基]乙酮 | 1-(4-(allyloxy)phenyl)ethanone | 2079-53-0 | C11H12O2 | 176.215 |
1-[4-(2-丙炔基氧基)苯基]-1-乙酮 | 4-(2-propynyloxy)acetophenone | 34264-14-7 | C11H10O2 | 174.199 |
4-乙基苯酚 | 4-Ethylphenol | 123-07-9 | C8H10O | 122.167 |
对羟基苯甲醛 | 4-hydroxy-benzaldehyde | 123-08-0 | C7H6O2 | 122.123 |
4-乙酰氧基苯并酮 | 4-acetyloxyacetophenone | 13031-43-1 | C10H10O3 | 178.188 |
—— | 4-(3-methylbut-2-enyloxy)acetophenone | 56074-71-6 | C13H16O2 | 204.269 |
4-乙酰苯氧基乙酸 | 4-acetylphenoxyacetic acid | 1878-81-5 | C10H10O4 | 194.187 |
1-(4-间甲苯氧基-苯基)-乙酮 | 1-(4-(m-tolyloxy)phenyl)ethanone | 99433-26-8 | C15H14O2 | 226.275 |
1-(4-(4-溴苯氧基)苯基)乙酮 | 1-(4-(4-bromophenoxy)phenyl)ethan-1-one | 54916-27-7 | C14H11BrO2 | 291.144 |
4-羟基苯甲酰乙酸 | 4-hydroxybenzoylacetic acid | 62024-30-0 | C9H8O4 | 180.16 |
4-苯甲氧基苯乙酮 | 4'-benzyloxy-acetophenone | 54696-05-8 | C15H14O2 | 226.275 |
4-丙基苯酚 | 4-n-Propylphenol | 645-56-7 | C9H12O | 136.194 |
1-(4-氯乙酰氧基-苯基)-乙酮 | 1-(4-chloroacetoxy-phenyl)-ethanone | 94722-98-2 | C10H9ClO3 | 212.633 |
4-乙酰基苯基丙烯酸酯 | 4-acetylphenyl acrylate | 73005-48-8 | C11H10O3 | 190.199 |
—— | 4-i[(phenoxycarbonyl)oxy]acetophenone | 476360-75-5 | C15H12O4 | 256.258 |
—— | 1-(4-((4-methoxybenzyl)oxy)phenyl)ethan-1-one | 72293-97-1 | C16H16O3 | 256.301 |
1-(3-溴-4-羟基苯基)乙酮 | 3-bromo-4-hydroxyacetophenone | 1836-06-2 | C8H7BrO2 | 215.046 |
—— | 4-hydroxyacetophenone sulfate | 41303-92-8 | C8H8O5S | 216.215 |
—— | (E)-1-(4-hydroxyphenyl)-3-phenylprop-2-en-1-one | 2657-25-2 | C15H12O2 | 224.259 |
—— | 4-acetylphenyl mesylate | 69497-83-2 | C9H10O4S | 214.242 |
—— | 1-(4-(o-tolyloxy)phenyl)ethan-1-one | 129644-26-4 | C15H14O2 | 226.275 |
—— | 4-acetylphenoxyoxirane | 122349-90-0 | C10H10O3 | 178.188 |
2-溴-4'-苄氧基苯乙酮 | 2-bromo-1-(4-benzyloxyphenyl)-1-ethanone | 4254-67-5 | C15H13BrO2 | 305.171 |
1-(4-羟基苯)乙醇 | 1-(4-hydroxyphenyl)ethanol | 2380-91-8 | C8H10O2 | 138.166 |
4-溴苯乙酮 | para-bromoacetophenone | 99-90-1 | C8H7BrO | 199.047 |
4-碘代苯乙酮 | 4-Iodoacetophenone | 13329-40-3 | C8H7IO | 246.047 |
—— | 1-(4-ethoxycarbonyloxy-phenyl)-ethanone | 22719-86-4 | C11H12O4 | 208.214 |
对氯苯乙酮 | para-chloroacetophenone | 99-91-2 | C8H7ClO | 154.596 |
4-氟苯乙酮 | 1-(4-Fluorophenyl)ethanone | 403-42-9 | C8H7FO | 138.141 |
—— | 4-acetylphenyl pivalate | 72734-76-0 | C13H16O3 | 220.268 |
2-氨基-1-(4-苯基甲氧基苯基)乙酮 | 4-Benzyloxy-ω-amino-acetophenon | 92850-54-9 | C15H15NO2 | 241.29 |
4-氨基苯乙酮 | 4-Aminoacetophenone | 99-92-3 | C8H9NO | 135.166 |
1-(对羟基苯基)乙胺 | 4-(1-aminoethyl)phenol | 134855-87-1 | C8H11NO | 137.181 |
对羟基苯甲酸 | 4-hydroxy-benzoic acid | 99-96-7 | C7H6O3 | 138.123 |
4-异丙基苯酚 | 4-isopropenylphenol | 64054-77-9 | C9H10O | 134.178 |
—— | 4-Phenylthiomethoxyacetophenone | 77441-08-8 | C15H14O2S | 258.341 |
4-异丙基苯甲醚 | 1-methoxy-4-(1-methylethyl)benzene | 4132-48-3 | C10H14O | 150.221 |
1-(4-{[叔丁基(二甲基)-甲硅烷基]氧基}苯基)乙酮 | 4-(tert-butyldimethylsilyloxy)acetophenone | 149683-53-4 | C14H22O2Si | 250.413 |
—— | 1-[4-(2-Phenylsulfanylethoxy)phenyl]ethanone | 155600-61-6 | C16H16O2S | 272.368 |
—— | (±)-4-(1-hydroxypropan-2-yl)phenol | 55689-52-6 | C9H12O2 | 152.193 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
2-溴-4'-羟基苯乙酮 | 2-bromo-1-(4'-hydroxyphenyl)-1-ethanone | 2491-38-5 | C8H7BrO2 | 215.046 |
对甲氧基苯乙酮 | 1-(4-methoxyphenyl)ethanone | 100-06-1 | C9H10O2 | 150.177 |
4-羟基-alpha-氧代苯乙醛 | (4-hydroxylphenyl)glyoxal | 24645-80-5 | C8H6O3 | 150.134 |
4-羟基苯丙酮 | 4-hydroxypropiophenone | 70-70-2 | C9H10O2 | 150.177 |
—— | 2-fluoro-1-(4-hydroxyphenyl)ethanone | 295779-85-0 | C8H7FO2 | 154.141 |
—— | 1-(4-hydroxyphenyl)-2-iodoethanone | 99233-31-5 | C8H7IO2 | 262.047 |
1-(4-羟基苯基)丙-2-烯-1-酮 | 1-(4-hydroxyphenyl)prop-2-en-1-one | 95605-38-2 | C9H8O2 | 148.161 |
2-氯-4'-羟基苯乙酮 | p-hydroxyphenacyl chloride | 6305-04-0 | C8H7ClO2 | 170.595 |
2-羟基-1-(4-羟基苯基)乙酮 | 2-hydroxy-1-(4-hydroxyphenyl)ethan-1-one | 5706-85-4 | C8H8O3 | 152.15 |
—— | 3-methoxyphenyl formate | 2237-83-4 | C9H8O3 | 164.161 |
4-乙氧基苯乙酮 | 4'-ethoxyacetophenone | 1676-63-7 | C10H12O2 | 164.204 |
[(6-氯己基)氧基](三甲基)硅烷 | 4-hydroxyisobutyrophenone | 34917-91-4 | C10H12O2 | 164.204 |
—— | 4-acetylphenyl bromomethyl ether | 121824-54-2 | C9H9BrO2 | 229.073 |
1-[4-(氟甲氧基)苯基]-乙酮 | 1-(4-(fluoromethoxy)phenyl)ethanone | 182678-46-2 | C9H9FO2 | 168.168 |
—— | 4-acetylphenyl chloromethyl ether | 83142-62-5 | C9H9ClO2 | 184.622 |
2,2-二溴-1-(4-羟基苯基)乙酮 | 2,2-dibromo-4'-hydroxyacetophenone | 92596-96-8 | C8H6Br2O2 | 293.942 |
4'-苯氧基苯乙酮 | 4-phenoxyacetophenone | 5031-78-7 | C14H12O2 | 212.248 |
4-乙酰基苯酯 | 4,4'-oxydiacetophenone | 2615-11-4 | C16H14O3 | 254.285 |
—— | 4-(4-acetylphenoxy)benzaldehyde | 872976-91-5 | C15H12O3 | 240.258 |
3-羟基-1-(4-羟基苯基)-1-丙烷酮 | 3-hydroxy-1-(4-hydroxyphenyl)propan-1-one | 53170-93-7 | C9H10O3 | 166.177 |
3-(4-羟基苯基)-3-氧代丙腈 | 3-(4-hydroxyphenyl)-3-oxopropanenitrile | 70591-87-6 | C9H7NO2 | 161.16 |
—— | anti-2-(p-Hydroxyphenyl)glyoxal-1-oxim | 76457-44-8 | C8H7NO3 | 165.148 |
(4-羟基苯基)-乙二醛 2-肟 | 2-(p-hydroxyphenyl)glyoxal 1-oxime | 22288-50-2 | C8H7NO3 | 165.148 |
alpha-溴-4-甲氧基苯乙酮 | 2-Bromo-4'-methoxyacetophenone | 2632-13-5 | C9H9BrO2 | 229.073 |
1-(4-羟基苯基)-2-甲氧基乙烷-1-酮 | 2'-methoxy-4-hydroxyacetophenone | 32136-81-5 | C9H10O3 | 166.177 |
—— | 2,2-dihydroxy-1-(4-hydroxyphenyl)ethan-1-one | —— | C8H8O4 | 168.149 |
1-(4-丙氧基-苯基)-乙酮 | 1-(4-propoxyphenyl)ethanone | 5736-86-7 | C11H14O2 | 178.231 |
2-氟-1-(4-甲氧基苯基)乙酮 | 2-fluoro-4'-methoxyacetophenone | 73744-44-2 | C9H9FO2 | 168.168 |
1-[4-(甲氧基甲氧基)苯基]乙酮 | 1-[4-(methoxymethoxy)phenyl]-1-ethanone | 85699-00-9 | C10H12O3 | 180.203 |
1-[4-(2-羟基乙氧基)苯基]乙酮 | 1-(4-(2-hydroxyethoxy)phenyl)ethanone | 31769-45-6 | C10H12O3 | 180.203 |
—— | 4-(2-fluoroethoxy)acetophenone | 132837-93-5 | C10H11FO2 | 182.195 |
1-(4-异丙氧基苯基)乙酮 | 1-(4-isopropoxyphenyl)ethan-1-one | 4074-51-5 | C11H14O2 | 178.231 |
苯乙酮 | acetophenone | 98-86-2 | C8H8O | 120.151 |
1-[4-(烯丙氧基)苯基]乙酮 | 1-(4-(allyloxy)phenyl)ethanone | 2079-53-0 | C11H12O2 | 176.215 |
1-[4-(2-丙炔基氧基)苯基]-1-乙酮 | 4-(2-propynyloxy)acetophenone | 34264-14-7 | C11H10O2 | 174.199 |
1-(4-(2-溴乙氧基)苯基)乙酮 | 1-(4-(2-bromoethoxy)phenyl)ethanone | 55368-24-6 | C10H11BrO2 | 243.1 |
—— | 1-(4-(2-chloroethoxy)phenyl)ethan-1-one | 90919-15-6 | C10H11ClO2 | 198.649 |
1-[4-(二氟甲氧基)苯基]乙酮 | 1-(4-(difluoromethoxy)phenyl)ethanone | 83882-67-1 | C9H8F2O2 | 186.158 |
—— | 1-[4-(2-Amino-ethoxy)-phenyl]-ethanone | 579459-85-1 | C10H13NO2 | 179.219 |
1-[4-[(4-乙酰基苯氧基)甲氧基]苯基]乙酮 | Bis-(4-acetyl-phenoxy)-methan | 88949-85-3 | C17H16O4 | 284.312 |
—— | 4-acetylphenyl methylthiomethyl ether | 63370-09-2 | C10H12O2S | 196.27 |
—— | 1,1'-(4,4'-(1,4-phenylenebis(oxy))bis(4,1-phenylene))diethanone | 24319-76-4 | C22H18O4 | 346.383 |
4-乙基苯酚 | 4-Ethylphenol | 123-07-9 | C8H10O | 122.167 |
—— | 1-(4-(3-hydroxypropoxy)phenyl)ethanone | 146274-23-9 | C11H14O3 | 194.23 |
—— | 1,2-bis[4-oxyacetophenone]ethane | 3049-29-4 | C18H18O4 | 298.339 |
3,4-二羟基苯乙酮 | 1-(3,4-dihydroxyphenyl)ethan-1-one | 1197-09-7 | C8H8O3 | 152.15 |
1-[4-(2-苯氧基乙氧基)苯基]乙酮 | 1-[4-(2-phenoxyethoxy)phenyl]ethanone | 105823-81-2 | C16H16O3 | 256.301 |
—— | 2-azido-1-(4-hydroxyphenyl)ethanone | 169315-44-0 | C8H7N3O2 | 177.162 |
1-(4-羟基苯基)-3-苯基-1-丙酮 | 1-(4-hydroxyphenyl)-3-phenylpropan-1-one | 36941-00-1 | C15H14O2 | 226.275 |
—— | 4,4'-Dihydroxy-hydrochalkon | 72666-15-0 | C15H14O3 | 242.274 |
—— | 1,1'-((propane-1,3-diylbis(oxy))bis(4,1-phenylene))diethanone | 88949-86-4 | C19H20O4 | 312.365 |
4-(正丁氧基)苯乙酮 | 1-(4-butoxyphenyl)ethan-1-one | 5736-89-0 | C12H16O2 | 192.258 |
1-(4-异丁氧基苯基)乙酮 | 1-(4-isobutoxyphenyl)ethanone | 24242-97-5 | C12H16O2 | 192.258 |
对羟基苯甲醛 | 4-hydroxy-benzaldehyde | 123-08-0 | C7H6O2 | 122.123 |
—— | 1-(4-(3-bromopropoxy)phenyl)ethan-1-one | 65623-98-5 | C11H13BrO2 | 257.127 |
(4-乙酰基苯氧基)三甲基硅烷 | 4'-(trimethylsilyloxy)acetophenone | 18803-29-7 | C11H16O2Si | 208.332 |
—— | 2-ethoxy-1-(4-hydroxyphenyl)ethan-1-one | 91061-33-5 | C10H12O3 | 180.203 |
1-{4-[(2-甲基-2-丙基)氧基]苯基}乙酮 | 4-tert-butoxyacetophenone | 4074-63-9 | C12H16O2 | 192.258 |
—— | 1-[4-(3-chloropropoxy)phenyl]ethanone | 91427-23-5 | C11H13ClO2 | 212.676 |
苄基-4-羟基苯酮 | 1-(4-Hydroxyphenyl)-2-phenylethanone | 2491-32-9 | C14H12O2 | 212.248 |
—— | 1-(4-(2-methoxyethoxy)phenyl)ethan-1-one | 60893-75-6 | C11H14O3 | 194.23 |
4-(三氟甲氧基)苯乙酮 | 1-[4-(trifluoromethoxy)phenyl]ethan-1-one | 85013-98-5 | C9H7F3O2 | 204.149 |
—— | 1-(4-(methoxy-d3)phenyl)ethan-1-one | —— | C9H10O2 | 153.153 |
4-乙酰氧基苯并酮 | 4-acetyloxyacetophenone | 13031-43-1 | C10H10O3 | 178.188 |
—— | (27a)-1-[4-(4-hydroxybutoxy)phenyl]ethanone | 345635-92-9 | C12H16O3 | 208.257 |
—— | 1-(4-(but-3-en-1-yloxy)phenyl)etha-1-one | 110589-31-6 | C12H14O2 | 190.242 |
—— | 2-(4-hydroxyphenyl)-2-oxoethyl formate | —— | C9H8O4 | 180.16 |
2-溴-1-(4-乙氧基苯基)乙酮 | 2-bromo-4'-ethoxyacetophenone | 51012-63-6 | C10H11BrO2 | 243.1 |
—— | 1,4-bis(4-hydroxyphenyl)butan-1,4-dione | 108791-64-6 | C16H14O4 | 270.285 |
—— | 1,1'-((butane-1,3-diylbis(oxy))bis(4,1-phenylene))diethanone | 97921-46-5 | C20H22O4 | 326.392 |
—— | p-(4-Phenoxybutoxy)acetophenone | 62874-56-0 | C18H20O3 | 284.355 |
1-[4-(戊基氧基)苯基]乙酮 | 4-pentyloxyacetophenone | 5467-56-1 | C13H18O2 | 206.285 |
—— | 1-(4-(neopentyloxy)phenyl)ethan-1-one | 79615-75-1 | C13H18O2 | 206.285 |
—— | 1,6-bis(4-hydroxyphenyl)hexane-1,6-dione | 20837-37-0 | C18H18O4 | 298.339 |
—— | 1-(4-acetylphenoxy)propan-2-one | —— | C11H12O3 | 192.214 |
4-乙酰基苯基氨基甲酸酯 | 4-acetylphenyl carbamate | 63082-10-0 | C9H9NO3 | 179.175 |
1-[4-(3-甲基丁氧基)-苯基]-乙酮 | 4-(3-methylbutoxy)acetophenone | 24242-99-7 | C13H18O2 | 206.285 |
—— | 1-(4-(4-bromobutoxy)phenyl)ethan-1-one | 3524-86-5 | C12H15BrO2 | 271.154 |
—— | Chlorameisensaeure-(4-acetyl-phenylester) | 54888-20-9 | C9H7ClO3 | 198.606 |
—— | bis(p-bromoacetylphenyl) ether | 4073-80-7 | C16H12Br2O3 | 412.077 |
—— | 4-(3-methylbut-2-enyloxy)acetophenone | 56074-71-6 | C13H16O2 | 204.269 |
—— | 1,1’-((pentane-1,5-diylbis(oxy))bis(4,1-phenylene))diethanone | 96170-91-1 | C21H24O4 | 340.419 |
—— | 4-(2-(2-hydroxyethoxy)ethoxy)acetophenone | 910301-29-0 | C12H16O4 | 224.257 |
—— | 1-(4-cyclopropoxyphenyl)ethanone | —— | C11H12O2 | 176.215 |
—— | 4-(4-acetylphenoxy)benzonitrile | —— | C15H11NO2 | 237.258 |
—— | 1-(4-(4-(tert-butyl)phenoxy)phenyl)ethanone | 70945-85-6 | C18H20O2 | 268.356 |
1-(4-羟基苯基)-3-苯基丙烷-1,3-二酮 | 1-(4-hydroxy-phenyl)-3-phenyl-propane-1,3-dione | 52046-71-6 | C15H12O3 | 240.258 |
—— | 1-(4-((trimethylsilyl)methoxy)phenyl)ethan-1-one | 119549-91-6 | C12H18O2Si | 222.359 |
—— | 1-(4-(sec-butoxy)phenyl)ethan-1-one | —— | C12H16O2 | 192.258 |
4-羟基苯基乙醛酸 | pisolithin A | 15573-67-8 | C8H6O4 | 166.133 |
1-[4-(2,2,2-三氟乙氧基)苯基]乙酮 | 1-(4-(2,2,2-trifluoroethoxy)phenyl)ethanone | 76579-44-7 | C10H9F3O2 | 218.175 |
—— | 4-hexyloxyacetophenone | 5736-95-8 | C14H20O2 | 220.312 |
4-乙酰苯氧基乙酸 | 4-acetylphenoxyacetic acid | 1878-81-5 | C10H10O4 | 194.187 |
3-(二甲基氨基)-1-(4-羟基苯基)丙烷-1-酮 | β-Dimethylamino-4-hydroxy-propiophenon | 35076-36-9 | C11H15NO2 | 193.246 |
—— | 1-(4-(pent-4-en-1-yloxy)phenyl)ethanone | 110589-37-2 | C13H16O2 | 204.269 |
—— | 1-(4-(2-methylallyloxy)phenyl)ethanone | 2086-08-0 | C12H14O2 | 190.242 |
1-{4-[2-(二甲基氨基)乙氧基]苯基}乙酮 | 1-(4-(2-(dimethylamino)ethoxy)phenyl)ethanone | 2079-49-4 | C12H17NO2 | 207.272 |
—— | 3-(dimethylamino)-1-(4-hydroxyphenyl)propenone | —— | C11H13NO2 | 191.23 |
—— | 3-(dimethylamino)-1-(4-hydroxyphenyl)prop-2-en-1-one | 1192064-45-1 | C11H13NO2 | 191.23 |
—— | 1,1'-<1,6-hexanediylbis(oxy-4,1-phenylene)>bisethanone | 99174-33-1 | C22H26O4 | 354.446 |