中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
2-羟基-4-甲氧基-6-甲基苯甲酸乙酯 | ethyl everninate | 6110-36-7 | C11H14O4 | 210.23 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 3,6-dihydroxy-4-methoxy-2-methyl-benzoic acid | 603041-18-5 | C9H10O5 | 198.175 |
—— | 2,4,5-trimethoxy-6-methylbenzoic acid | 79786-37-1 | C11H14O5 | 226.229 |
—— | 3-benzyloxy-4,6-dimethoxy-2-methylbenzoic acid | 219700-80-8 | C17H18O5 | 302.327 |
—— | 2,4,5-tri-O-methylhiascic acid | 79786-35-9 | C27H26O11 | 526.497 |
The unambiguous total synthesis of ten O-methyl and/or C-hydroxy derivatives of gyrophoric acid (1) has been achieved by using the condensation of an appropriately substituted benzoic acid and benzyl lecanorate (33) or benzyl 2-O-methyllecanorate (32) in the key step.