Description: all-trans-4-Oxoretinoic acid (all-trans 4-Keto Retinoic Acid) is an active metabolite of vitamin A.
CAS Number: 38030-57-8
Formula: C20H26O3
Molecular Weight: 314,42
References: Eckhoff C, Nau H. Identification and quantitation of all-trans- and 13-cis-retinoic acid and 13-cis-4-oxoretinoic acid in human plasma[J].J Lipid Res. 1990 Aug;31(8):1445-54.