CAS Registry Number

CAS 6138-23-4 — D-(+)-Trehalose dihydrate

D-(+)-Trehalose dihydrate is a non-reducing disaccharide composed of two glucose molecules linked by an α,α-1,1-glycosidic bond, widely used as a stabilizer, cryoprotectant, and lyoprotectant in pharmaceuticals, food processing, and biotechnology to preserve proteins, cells, and vaccines during freeze-drying and storage. It is also employed in cosmetics for skin hydration and in industrial applications to protect biological materials from desiccation and thermal stress. This chemical has a CAS number of 6138-23-4, with the molecular formula C12H22O11·2H2O and a molecular weight of 378.33 g/mol. It is safe for ambient storage, requires no signal word for hazard classification, and is highly soluble in water. Molekula supplies D-(+)-Trehalose dihydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.