(1S,2S,5S)-2-(羟甲基)-5-乙烯基奎宁环可用于合成奎宁。奎宁是金鸡纳生物碱中的一种,人类最早发现并使用的抗疟疾药物之一,在20世纪初期已成功分离纯化。尽管现代已有多种抗疟药物,但金鸡纳类生物碱依然是最常见的、用量最大的抗疟药物。
应用1820年,奎宁首次从quina树皮中被分离和证实为治疗疟疾的有效药物。除了其药用价值外,奎宁在有机合成领域也是一类重要的手性催化剂,在不对称催化方面有着广泛的应用。
制备在0℃下,向含有21c(8mg, 0.028mmol)的THF(1mL)溶液中加入TBAF(1M THF溶液,37μL,0.037mmol)。使溶液升温至室温。反应12小时后进行浓缩,并通过制备TLC(CH2Cl2 / MeOH 2∶1)得到(1S,2S,5S)-2-(羟甲基)-5-乙烯基奎宁环(21b, 5.1 mg, 78%),产物为无水油状物。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
(2S,4S,5R)-5-乙基-2-奎宁环基甲醇 | (2S,4S,5R)-2-Hydroxymethyl-5-ethylquinuclidine | 219794-79-3 | C10H19NO | 169.267 |
—— | (2S,4S,5R)-5-ethenyl-1-azabicyclo[2.2.2]octane-2-carboxylic acid | 66140-91-8 | C10H15NO2 | 181.235 |
—— | (1S,2S,4S,5R)-methanesulfonic acid 5-vinyl-1-azabicyclo-[2.2.2]oct-2-ylmetyl ester | 206983-97-3 | C11H19NO3S | 245.343 |
1-[(2S,4S,5R)-5-乙烯基-1-氮杂双环[2.2.2]辛-2-基]甲胺 | (1S,2S,4S,5R)-2-(aminomethyl)-5-vinyl-1-azabicyclo-[2.2.2]octane | 290817-84-4 | C10H18N2 | 166.266 |
—— | ((1S,2S,4S,5R)-5-vinyl-1-azabicyclo-[2.2.2]oct-2-yl)-acetonitrile | —— | C11H16N2 | 176.261 |
—— | (2S,4S,5R)-5-vinyl-1-azabicyclo[2.2.2]octane-2-carboxylic acid methyl ester | 121703-21-7 | C11H17NO2 | 195.261 |
—— | (2S,4S,5R)-5-vinyl-1-azabicyclo[2.2.2]octane-2-carbaldehyde | 66140-82-7 | C10H15NO | 165.235 |
—— | (1S,2S,4S,5R)-2-bromomethyl-5-vinyl-1-azabicyclo-[2.2.2]octane | —— | C10H16BrN | 230.148 |
—— | (1S,2S,4S,5R)-2-chloromethyl-5-vinyl-1-azabicyclo-[2.2.2]octane | —— | C10H16ClN | 185.697 |
—— | (1S,2S,4S,5R,10R/S)-2-hydroxymethyl-5-(10-bromoethyl)-1-azabicyclo[2.2.2]octane | 288102-44-3 | C10H18BrNO | 248.163 |
—— | [(2S,4S,5S)-5-[4-[(3S,4S,6S)-6-(hydroxymethyl)-1-azabicyclo[2.2.2]octan-3-yl]buta-1,3-diynyl]-1-azabicyclo[2.2.2]octan-2-yl]methanol | 331250-71-6 | C20H28N2O2 | 328.455 |
—— | (1S,2S,4S,5R)-2-tert-Butyldimethylsilanyloxymethyl-5-[(1E,3E)-5-oxohexa-1,3-dienyl]-1-azabicyclo[2.2.2]octane | —— | C20H35NO2Si | 349.589 |
—— | (1S,2R,5R,6R)-2-methoxy-5-vinyl-1-azabicyclo[3.2.2]nonane | 286368-37-4 | C11H19NO | 181.278 |
—— | methyl (3R,4S,6S)-6-(hydroxymethyl)-1-azabicyclo[2.2.2]octane-3-carboxylate | —— | C10H17NO3 | 199.25 |