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Constituents of calophyllum tomentosum and calophyllum apetalum nuts: Structure of a new 4-alkyl- and of two new 4-phenyl-coumarins.

โœ Scribed by S.K. Nigam; C.R. Mitra; G. Kunesch; B.C. Das; J. Polonsky


Publisher
Elsevier Science
Year
1967
Tongue
French
Weight
192 KB
Volume
8
Category
Article
ISSN
0040-4039

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New tricyclic and tetracyclic pyranocoum
โœ T. Leu; P. Raharivelomanana; S. Soulet; J.P. Bianchini; G. Herbette; R. Faure ๐Ÿ“‚ Article ๐Ÿ“… 2009 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 107 KB

## Abstract Three new pyranocoumarin derivatives, tamanolide (1), tamanolide D (2) and tamanolide P (3), were isolated from the almond seeds of __Calophyllum inophyllum__ L. (Clusiaceae) grown in French Polynesia. These compounds, having an unprecedented Cโ€4 __iso__butyl substituent, have been char