302-79-4
维生素A酸
→
~91%
83802-77-1
(2Z,4E,6Z,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohexen-1-yl)nona-2,4,6,8-tetraenoyl fluoride
~75%
58175-89-6
retinoic anhydride
+