CAS Registry Number

CAS 132-20-7 — Pheniramine maleate

Pheniramine maleate is an antihistamine used primarily in pharmaceuticals to relieve allergic reactions such as hay fever, hives, and itching. It functions as a first-generation H1-receptor antagonist, providing fast but shorter-acting relief compared to newer antihistamines. This white to off-white crystalline powder has a CAS number of 132-20-7, with the molecular formula C16H20N2·C4H4O4 and a molecular weight of 356.4 g/mol. It should be stored at ambient conditions, with a signal word of Warning indicating moderate hazard. Molekula supplies Pheniramine maleate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Also known as: Pheniramine Maleate USP reference standard