1 x $65.00
1 x $60.00
Certified Reference Standards...
化学名称: (4β,20β)-3β,23-Dihydroxy-11-oxo-olean-12-en-29-oic acid (as per EP)
微笑: O=C1C=C2[C@](CC[C@]3(C)[C@@]2([H])C[C@@](C)(C(O)=O)CC3)(C)[C@]4(C)CC[C@@]5([H])[C@@](C)(CO)[C@@]([H])(O)CC[C@]5(C)[C@]41[H]