Sulfasalazine 3-Isomer Price Not Available 5mg Sulfasalazine 3-Isomer Supplier Page Catalog Number R054998 Molecular Formula C18H14N4O5S CAS# 66364-71-4 Purity ≥95% Inchi InChI=1S/C18H14N4O5S/c23-17-14(18(24)25)4-3-5-15(17)21-20-12-7-9-13(10-8-12)28(26,27)22-16-6-1-2-11-19-16/h1-11,20H,(H,19,22)(H,24,25)/b21-15+ Inchi Key PAFMSMUKLYZQOC-RCCKNPSSSA-N SMILES C1=CC=NC(=C1)NS(=O)(=O)C2=CC=C(C=C2)NN=C3C=CC=C(C3=O)C(=O)O Size 5mg Supplier Page https://www.musechem.com/product/R054998.html