Two new flavans were isolated from a dichloromethane extract of the ba
rk of Brosimum acutifolium and identified as 4'-hydroxy-7,8-(2 '',2 ''
-dimethylpyran)flavan 4'-hydroxy-7,8-(3 ''-hydroxy-2 '',2 ''-dimethylp
yran)flavan. Structures were elucidated by spectral data. Copyright (C
) 1996 Elsevier Science Ltd