Rhein-13C6 Price Not Available 25mg Rhein-13C6 Supplier Page Catalog Number R008675 Molecular Formula C15H8O6 CAS# 1330166-42-1 Purity ≥98% Inchi InChI=1S/C15H8O6/c16-9-3-1-2-7-11(9)14(19)12-8(13(7)18)4-6(15(20)21)5-10(12)17/h1-5,16-17H,(H,20,21)/i1+1,2+1,3+1,7+1,9+1,11+1 Inchi Key FCDLCPWAQCPTKC-UVUZSWIXSA-N SMILES C1=CC2=C(C(=C1)O)C(=O)C3=C(C=C(C=C3C2=O)C(=O)O)O Size 25mg Supplier Page https://www.musechem.com/product/R008675.html