
Heterocycles p. 67 - 76 (1999)
Update date:2022-07-31
Topics:
Guilet, David
Morel, Cécile
Noyer, Nathalie
Cornec, Maryse
Séraphin, Denis
Wiart, Christian
Hadi, A. Hamid A.
Sévenet, Thierry
Richomme, Pascal
Bruneton, Jean
Four new 4-phenylcoumarins, disparinols A and B, isodisparinols A and B, having a 2-hydroxy-3-methylbut-3-enyl substituent were isolated from the bark of Calophyllum dispar (Clusiaceae). Their structures were established by means of spectroscopic studies and confirmed by hemisynthesis.
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