4a,9-环氧瑟烷-3b,4,7a,14,15a,16b,20-七醇

4a,9-环氧瑟烷-3b,4,7a,14,15a,16b,20-七醇

CAS号：508-65-6

英文名：4α,9-Epoxy-5β-cevan-3α,4β,12,14,16β,17,20-heptaol

分子式：C27H43NO8

分子量：509.632

合成路线

7α-acetoxy-4α,9-epoxy-15α-((R)-2-methyl-butyryloxy)-3β-(2-methyl-cis-crotonoyloxy)-5β-cevane-4β,14,16β,20-tetraol

7α-acetoxy-4α,9-epoxy-15α-((R)-2-methyl-butyryloxy)-3β-(2-methyl-cis-crotonoyloxy)-5β-cevane-4β,14,16β,20-tetraol

惕格酸

(R)-2-甲基丁酸

(R)-2-甲基丁酸

4a,9-环氧瑟烷-3b,4,7a,14,15a,16b,20-七醇

4a,9-环氧瑟烷-3b,4,7a,14,15a,16b,20-七醇

计默任碱

(R)-2-甲基丁酸

(R)-2-甲基丁酸

(S)-2-羟基-2-甲基丁酸

(S)-2-羟基-2-甲基丁酸

4a,9-环氧瑟烷-3b,4,7a,14,15a,16b,20-七醇

4a,9-环氧瑟烷-3b,4,7a,14,15a,16b,20-七醇

上游原料

计默任碱 7α-acetoxy-4α,9-epoxy-15α-((R)-2-methyl-butyryloxy)-3β-(2-methyl-cis-crotonoyloxy)-5β-cevane-4β,14,16β,20-tetraol

下游产品

2-乙基-5-甲基吡啶 3-甲基吡啶