马索罗酚是一种Nrf2通路激活剂,具备抗炎和抗氧化应激的作用。前期研究已证实该药物对实验动物模型中的实验性自身免疫性脑脊髓炎(EAE)小鼠具有抑制炎症反应、减轻病情进展的效果。此外,多发性硬化患者与EAE小鼠中均存在血脑屏障(BBB)破坏的现象。
化学性质马索罗酚从乙酸中结晶,熔点为185~186℃。其UV最大吸收波长在甲醇中的值分别为283和218nm,ε值分别为6660和13400。该化合物溶于乙醇、甲醇、乙醚或浓硫酸,微溶于热水或氯仿,不溶于石油醚、苯、甲苯或稀盐酸。在稀碱液中溶解并呈现红色。
用途马索罗酚主要用于治疗光化性质角质病。
生产方法化合物(Ⅰ)(77.6g, 0.40mol)溶于300ml氯仿,搅拌下快速加入溴(65.4g, 0.408mol)的氯仿溶液。反应结束后回流10min,减压蒸馏除去溶剂后,用200ml甲醇重结晶,得到化合物(Ⅱ)(101.9g),收率为93.2%。
24mg化合物(Ⅲ)和5ml 10%氯化氢的乙醇溶液一同回流15min。冷却后得到无色结晶的化合物(Ⅳ)(20mg),收率为87.4%。
化合物(Ⅳ)(33.3g, 90.5mmol)溶于500ml四氢呋喃,加入2.0g氧化钯,在50℃和10.5MPa的氢压下氢化反应10h。蒸馏除去溶剂后,用己烷结晶得到化合物(V)(25.4g),收率为78%。
在氮气保护下,将860g浓盐酸加入到化合物(V)(71.56g, 0.201mol)中,并回流9h。冷却至室温后搅拌过夜,过滤收集固体并水洗、干燥。使用1600ml 20%乙酸水溶液重结晶,并用活性炭脱色处理后得到45.74g马索罗酚,收率为75%。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
1,1'-(2,3-二甲基-1,4-丁烷二基)二(3,4-二甲氧基苯) | terameprocol | 24150-24-1 | C22H30O4 | 358.478 |
—— | machilin A | 110269-50-6 | C20H22O4 | 326.392 |
—— | (-)-dihydrocubenin | 24562-96-7 | C20H22O6 | 358.391 |
—— | 1,4-bis(3,4-dimethoxyphenyl)-2,3-dimethyl-2,3-butanediol | 335327-93-0 | C22H30O6 | 390.477 |
3,4-二甲氧基苯丙酮 | 3,4-dimethoxyphenylacetone | 776-99-8 | C11H14O3 | 194.23 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | meso-dihydroguaiaretic acid | 124605-71-6 | C20H26O4 | 330.424 |
—— | (8R,8'S)-dihydroguaiaretic acid | 66322-34-7 | C20H26O4 | 330.424 |
半去甲二氢愈创木酸 | erythro-(+)-1-(4-hydroxy-3-methoxyphenyl)-4-(3,4-dihydroxyphenyl)-2,3-dimethylbutane | 54473-24-4 | C19H24O4 | 316.397 |
1,1'-(2,3-二甲基-1,4-丁烷二基)二(3,4-二甲氧基苯) | terameprocol | 24150-24-1 | C22H30O4 | 358.478 |
—— | (±)-1-(4-hydroxy-3-methoxyphenyl)-(2R,3S)-dimethyl-4-(3,4-dimethoxyphenyl)butane | —— | C21H28O4 | 344.451 |
—— | machilin A | 110269-50-6 | C20H22O4 | 326.392 |
—— | 1,4-bis{3,4-bis(2-hydroxyethoxy)phenyl}-2,3-dimethyl-(2R,3S)-butane | 1018475-84-7 | C26H38O8 | 478.583 |
—— | 1,4-bis[3,4-bis(2-fluoroethoxyl)phenyl]-2,3-dimethyl-(2R,3S)-butane | 1018475-86-9 | C26H34F4O4 | 486.547 |
—— | 1,4-bis{3,4-bis[2-(2-hydroxyethoxy)ethoxyl]phenyl}-2,3-dimethyl-(2R,3S)-butane | 1018475-85-8 | C34H54O12 | 654.796 |
—— | 1,4-bis{3,4-bis(2-(N,N'-dimethylamino)ethoxy)phenyl}-2,3-dimethyl-(2R,3S)-butane | 1018475-82-5 | C34H58N4O4 | 586.859 |
—— | meso-1,4-bis-(3,4-dihydroxyphenyl)-2,3-dimethylbutane tetra acetate | 119189-39-8 | C26H30O8 | 470.519 |
—— | 1,4-bis{3,4-bis[4-(N-piperidino)butoxyl]phenyl}-2,3-dimethyl-(2R,3S)-butane | 1018475-78-9 | C54H90N4O4 | 859.333 |
—— | 1,4-bis{3,4-bis[3-(piperidin-1-yl)propoxy]phenyl}-2,3-dimethyl-(2R,3S)-butane | 1018475-76-7 | C50H82N4O4 | 803.225 |
—— | meso-2,3-dimethyl-1,4-bis(3,4-[2-(pyrrolidino)ethoxyphenyl])butane | 1024869-76-8 | C42H66N4O4 | 691.01 |
—— | meso-2,3-dimethyl-1,4-bis(3,4-[2-(morpholino)ethoxyphenyl])butane | 1024869-77-9 | C42H66N4O8 | 755.008 |
—— | [4-[(2R,3S)-4-[3,4-bis(methoxycarbonyloxy)phenyl]-2,3-dimethyl-butyl]-2-methoxycarbonyloxy-phenyl] methyl carbonate | 1024713-81-2 | C26H30O12 | 534.517 |
—— | meso-2,3-dimethyl-1,4-bis(3,4-[2-(piperidino)ethoxyphenyl])butane | 859634-52-9 | C46H74N4O4 | 747.118 |
—— | meso-2,3-dimethyl-1,4-bis(3,4-[3-(morpholino)propoxyphenyl])butane | 1024869-78-0 | C46H74N4O8 | 811.116 |
—— | meso-1,4-bis-(3,4-dihydroxyphenyl)-2,3-dimethylbutane bis-cyclic sulfate | 1188270-35-0 | C18H18O8S2 | 426.468 |
—— | 1,4-bis{3,4-bis[4-(N-morpholino)butoxyl]phenyl}-2,3-dimethyl-(2R,3S)-butane | 1018475-87-0 | C50H82N4O8 | 867.223 |
—— | 1,4-bis{3,4-bis[4-(N-methylpiperazino-N'-yl)butoxyl]phenyl}-2,3-dimethyl-(2R,3S)-butane | 1018475-89-2 | C54H94N8O4 | 919.392 |
—— | meso-1,4-bis-(dihydroxyphenyl)-2,3-dimethylbutane tetramethanesulfonate | 1188270-40-7 | C22H30O12S4 | 614.737 |
—— | meso-1,4-bis-(2-bromo-4,5-dimethoxy-phenyl)-2,3-dimethyl-butane | 36287-35-1 | C22H28Br2O4 | 516.27 |