Chemical Formula: C27H35BrO3

callophycoic acid A

C27H35BrO3 (486.17694200000005)

A dibenzooxepine diterpenoid that is hexahydrodibenzo[b,e]oxepine with an isolated double bond between positions 6a and 7 and is substituted by a bromo, a carboxy, a 3E-4,8-dimethylnona-3,7-dien-1-yl and a methyl group at positions 9, 2, 10 and 10 respectively (the 9S,10S,10aR stereoisomer). It is isolated from the Fijian red alga Callophycus serratus and exhibits antibacterial, antimalarial and anticancer activities.

callophycoic acid B

C27H35BrO3 (486.17694200000005)

A dibenzooxepine diterpenoid that is hexahydrodibenzo[b,e]oxepine with an isolated double bond between positions 6 and 6a and is substituted by a bromo, a carboxy, a 3E-4,8-dimethylnona-3,7-dien-1-yl and a methyl group at positions 9, 2, 10 and 10 respectively (the 9S,10S,10aR stereoisomer). An isomer of callophycoic acid A, it is isolated from the Fijian red alga Callophycus serratus and exhibits antibacterial, antimalarial and anticancer activities.