4-Keto all-trans-Retinoic Acid Methyl Ester Price Not Available 10mg 4-Keto all-trans-Retinoic Acid Methyl Ester Supplier Page Catalog Number R006226 Molecular Formula C21H28O3 CAS# 38030-58-9 Purity ≥98% Inchi InChI=1S/C21H28O3/c1-15(8-7-9-16(2)14-20(23)24-6)10-11-18-17(3)19(22)12-13-21(18,4)5/h7-11,14H,12-13H2,1-6H3/b9-7+,11-10+,15-8+,16-14+ Inchi Key VTSFDGSDUILKPM-XPSLGPGOSA-N SMILES CC1=C(C(CCC1=O)(C)C)C=CC(=CC=CC(=CC(=O)OC)C)C Size 10mg Supplier Page https://www.musechem.com/product/R006226.html