中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
甲基 O-甲基罗汉松酸酯 | methyl O-methylpodocarpate | 1231-74-9 | C19H26O3 | 302.414 |
—— | methyl 13-acetoxy-12-methoxypodocarpa-8,11,13-trien-19-oate | 128736-85-6 | C21H28O5 | 360.45 |
—— | methyl 13-amino-12-methoxypodocarpa-8,11,13-trien-19-oate | 59969-67-4 | C19H27NO3 | 317.428 |
—— | methyl 12-methoxy-13-nitropodocarpa-8,11,13-trien-19-oate | 128736-86-7 | C19H25NO5 | 347.411 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | methyl 12,13-dimethoxypodocarpa-8,11,13-trien-19-oate | 128736-91-4 | C20H28O4 | 332.44 |
—— | methyl 13-acetoxy-12-methoxypodocarpa-8,11,13-trien-19-oate | 128736-85-6 | C21H28O5 | 360.45 |
—— | 19-methyl dihydrogen 12,13-secopodocarpa-8(14),9(11)-diene-12,13,19-trioate anhydride | 128737-03-1 | C18H22O5 | 318.37 |
—— | 1,2,3,4,4a,10a-Hexahydro-6,7-dihydroxy-1,4a-dimethyl-phenanthren-1-carbonsaeure-methylester | 3918-53-4 | C18H22O4 | 302.37 |
—— | 19-methyl dihydrogen 11,12-secopodocarpa-8,13-diene-11,12,19-trioate anhydride | 128737-04-2 | C18H22O5 | 318.37 |
Methods for the conversion of totarol (1) into the catechol derivative (2) are described. Oxidative cleavage of the derived methyl ether (13) by ozonolysis affords a high-yielding route to a compound (34) with potential as a nagilactone precursor.