(3aR,4R,5R,6aS)-六氢-2-氧代-4-[(1E)-3-氧代-5-苯基-1-戊烯基]-2H-环戊并[b]呋喃-5-基 [1,1’-联苯]-4-甲酸酯的合成路线有哪些？

基本信息：
中文名称 (3aR,4R,5R,6aS)-六氢-2-氧代-4-[(1E)-3-氧代-5-苯基-1-戊烯基]-2H-环戊并[b]呋喃-5-基 [1,1’-联苯]-4-甲酸酯
英文名称 (3aR,4R,5R,6aS)-2-Oxo-4-[(1E)-3-oxo-5-phenyl-1-penten-1-yl]hexahy dro-2H-cyclopenta[b]furan-5-yl 4-biphenylcarboxylate
英文别名 ISOALANTOLACTONE (RG);isolantolactone;Naphtho[2,3-b]furan-2(3H)-one,decahydro-8a;ISOHELENIN;methyl-3,5-bis(methylene)-,(3aR,4aS,8aR,9aR);(3ar,4as,8ar,9ar)-8a-methyl-3,5-dimethylene-decahydro-naphtho[2,3-b]furan-2-one;(3aR,4R,5R,6aS)-2-oxo-4-((E)-3-oxo-4-(3-(trifluoromethyl)phenoxy)but-1-en-1-yl)hexahydro-2H-cyclopenta[b]furan-5-yl [1,1'-biphenyl]-4-carboxylate;ISOALANTOACTONE;(3aR,4R,5R,6aS)-2-oxo-4-((E)-3-oxo-4-(3-(trifluoromethyl)phenoxy)but-1-enyl)hexahydro-2H-cyclopenta[b]furan-5-yl biphenyl-4-carboxylate;(3aR,4R,5R,6aS)-4-(3-oxo-5-phenyl-1E-pentenyl)-5-(4-phenylbenzoyloxy)-hexahydro-2H-cyclopenta[b]furan-2-one;(3aR,4R,5R,6aS)-2-oxo-4-((E)-3-oxo-5-phenylpent-1-enyl)hexahydro-2H-cyclopenta[b]furan-5-yl biphenyl-4-carboxylate;(3aR,4aS,8aR,9aR)-decahydro-8a-methyl-3,5-dimethylidenenaphtho[2,3-b]furan-2(3H)-one;[1,1'-biphenyl]-4-carboxylic acid (3aR,4R,5R,6aS)-hexahydro-2-oxo-4-[(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2H-cyclopenta[b]furan-5-yl ester;(1S,5R,6R,7R)-6-(3-oxo-5-phenyl-1E-pentenyl)-7-<(4-phenylbenzoyl)oxy>-2-oxabicyclo<3.3.0>octan-3-one;
CAS号 41639-72-9

合成路线：
1.通过2-氧代-4-苯丁基磷酸二甲酯和对苯基苯甲酰Corey醛合成(3aR,4R,5R,6aS)-六氢-2-氧代-4-[(1E)-3-氧代-5-苯基-1-戊烯基]-2H-环戊并[b]呋喃-5-基 [1,1’-联苯]-4-甲酸酯，收率约72%；

2.通过对苯基苯甲酰Corey醛合成(3aR,4R,5R,6aS)-六氢-2-氧代-4-[(1E)-3-氧代-5-苯基-1-戊烯基]-2H-环戊并[b]呋喃-5-基 [1,1’-联苯]-4-甲酸酯

更多路线和参考文献可参考