CAS Registry Number

CAS 98-50-0 — p-Arsanilic acid

p-Arsanilic acid is an organic arsenic compound used in research and industrial applications, particularly as a precursor in the synthesis of dyes and pharmaceuticals. It is a white to pale yellow crystalline powder with a molecular formula of C6H8AsNO3 and a molecular weight of 217.05 g/mol. It is stable at ambient temperatures and should be handled with care due to its toxicity. Molekula supplies p-Arsanilic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.