O-Acetyl Tramadol Price Not Available 5mg O-Acetyl Tramadol Supplier Page Catalog Number R045451 Molecular Formula C18H27NO3 CAS# 1413642-27-9 Purity ≥98% Inchi InChI=1S/C18H27NO3/c1-14(20)22-18(15-9-7-10-17(12-15)21-4)11-6-5-8-16(18)13-19(2)3/h7,9-10,12,16H,5-6,8,11,13H2,1-4H3/t16-,18+/m1/s1 Inchi Key LQUPISJKOHCHAY-AEFFLSMTSA-N SMILES CC(=O)OC1(CCCCC1CN(C)C)C2=CC(=CC=C2)OC Size 5mg Supplier Page https://www.musechem.com/product/R045451.html