中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 3,6-di(p-methoxyphenyl)-1,4-benzoquinone-2,5-diyl diacetate | 64632-38-8 | C24H20O8 | 436.418 |
—— | rickenyl E | 186499-92-3 | C21H18O6 | 366.37 |
—— | 2,5-dihydroxy-3,6-bis-(4-methoxy-phenyl)-[1,4]benzoquinone | 38558-72-4 | C20H16O6 | 352.343 |
—— | 4-Hydroxy-3,6,6-trimethoxy-2,5-bis-(4-methoxy-phenyl)-cyclohexa-2,4-dienone | 186499-91-2 | C23H24O7 | 412.439 |
Butlerin D (4) (3',4,4",5',6'-pentamethoxy[1,1':4',1"-terphenyl]-2'-yl acetate), butlerin E (5) (3',4,4'6'-tetramethoxy[1,1':4',1"-terphenyl]-2',5'-diyl diacetate ) and butlerin F (6) (3',4,4",5'- tetramethoxy [1,1":4',1"-terphenyl]-2',6'-diyl diacetate ) have been synthesized and shown to co-occur with usnic acid, butlerin A (1), butlerin B (2) and butlerin C (3) in the lichen Relicina connivens.