Sarcodictyin A and Sarcodictyin B, Novel Diterpenoidic Alcohols Esterified by (E)-N(1)-Methylurocanic Acid. Isolation from the Mediterranean StoloniferSarcodictyon roseum
作者:Michele D'Ambrosio、Antonio Guerriero、Francesco Pietra
DOI:10.1002/hlca.19870700807
日期:1987.12.16
The Mediterranean stolonifer Sarcodictyon roseum (= Rolandia rosea) (Cnidaria, Anthozoa, Alcyonaria, Stolonifera, Clavulariidae) is shown to contain two novel diterpenoidic alcohols esterified by (E)-N(1)-methyl-urocanic acid (= E)-3-(l-methyl-lH-imidazol-4-yl)acrylic acid). They are sarcodictyin A ( = (−)-(4R,4a,R, 7R,10S,11S,12aR,lZ,5E,8Z)-7,10-epoxy-3,4,4a,7,10,11,12,12a-octahydro-7-hydroxy-6-(methoxycarbonyl)-1
地中海鱼Sarcodictyon roseum(= Rolandia rosea)(Cnidaria,Anthozoa,Alcyonaria,Stolonifera,Clavulariidae)含有两种被(E)-N(1)-甲基-尿酸(= E)-3酯化的新型二萜醇。-(1-甲基-1 H-咪唑-4-基)丙烯酸)。它们是sarcodictyin A(=(-)-(4 R,4a,R,7 R,10 S,11 S,12a R,l Z,5 E,8 Z)-7,10-环氧-3,4,4a,7,10,11,12,12a-八氢-7-羟基-6-(甲氧基羰基)-1,10-二甲基-4-(1-甲基乙基)苯并环癸烯-11-基(E)-3-(1-甲基-1- H-咪唑-4-基)丙烯酸酯; (-)- 1)和sarco-dictyin B(6-(乙氧羰基类似物;(-)- 2)。结构的分配主要基于1D-和2D-NMR数据以及(-)- 1,例如与MeONa