Phorbol 12,13-Diacetate >99% (1aR,1bS,4aR,7aS,7bS,8R,9R,9aS)-4a,7b-dihydroxy-3-(hydroxyMethyl)-1,1,6,8-tetraMethyl-5-oxo-1a,1b,4,4a,5,7a,7b,8,9,9a-decahydro-1H-cyclopropa[3,4]benzo[1,2-e]azulene-9,9a-diyl diacetate PHORBOL 12,13-DIACETATE PHORBOL 12,13-DIACETATE, 4BETA PDA 5h-cyclopropa(3,4)benz(1,2-e)azulen-5-one,1,1a-alpha,16-beta,4,4a,7a-alpha,7b, 8,9,9a-decahydro-4a-beta,7b-alpha,9-beta,9a-alpha-tetrahydroxy-3-(hydroxymethy l)-1,1,6,8-alpha-tetramethyl-,9,9a-diacetate,(+)