Identification CAS Number 723-46-6 Name ulfamethoxazole EP Impurity A2 SMILES Cc1cc(no1)NS(=O)(=O)c2ccc(cc2)N StdInChI InChI=1S/C10H11N3O3S/c1-7-6-10(12-16-7)13-17(14,15)9-4-2-8(11)3-5-9/h2-6H,11H2,1H3,(H,12,13) StdInChIKey JLKIGFTWXXRPMT-UHFFFAOYSA-N Molecular Formula C10H11N3O3S Molecular Weight 253.278 EINECS 211-963-3 MDL Number MFCD00010546 Properties Appearance A white or almost white, crystalline powder. Melting Point 169°C to 172°C Infrared absorption spectrophotometry The Infrared absorption Spectrum of sample is concordant with the spectrum of…
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