Synonyms: Retinoic acid; ATRA; Tretinoin; Vitamin A acid; all- trans -Retinoic acid Formula: C₂₀H₂₈O₂ Formula Weight: 300.44 CAS No.: 302-79-4 Biochem/physiol Actions: all−trans −Retinoic acid (ATRA) is a ligand for both the retinoic acid…