CAS Registry Number

CAS 56378-72-4 — Magnesium carbonate hydroxide pentahydrate

Magnesium carbonate hydroxide pentahydrate is a basic magnesium salt used primarily as a flame retardant, filler in plastics and rubber, and in pharmaceuticals as an antacid. It appears as a white, odorless powder with mild alkaline properties. This chemical has a CAS number of 56378-72-4, a molecular formula of (MgCO3)4 · Mg(OH)2 · 5H2O, and a molecular weight of 485.65 g/mol. It is stable under ambient storage conditions and carries no signal word for hazard classification. Molekula supplies magnesium carbonate hydroxide pentahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.