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CAS 80-51-3 — 4,4-Oxydibenzenesulfonyl hydrazide (OBSH)

4,4-Oxydibenzenesulfonyl hydrazide (OBSH) is an organic compound primarily used as a blowing agent in the production of foamed plastics and rubber, enabling controlled gas evolution during processing. It is also employed in the synthesis of polymers and as a reagent in chemical research. This white crystalline solid has a CAS number of 80-51-3, a molecular formula of C12H14N4O5S2, and a molecular weight of 358.3934 g/mol. It is stable under ambient storage conditions, with no signal word designated for hazard classification. Molekula supplies 4,4-Oxydibenzenesulfonyl hydrazide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.