CAS:71642-15-4|Arsenobetaine Bromide

Catalogue Number:A778500
Chemical Name:Arsenobetaine Bromide
Synonyms:(Carboxymethyl)trimethylarsonium Bromide; NSC 274266;
CAS Number:71642-15-4
Molecular Formula:C₅H₁₂AsBrO₂
Appearance:White to Off-White Solid
Molecular Weight:258.97
Storage:-20°C, Hygroscopic
Solubility:Methanol (Slightly), Water (Sparingly)
Stability
Hygroscopic
Category:Standards; Natural Products;
Applications:Arsenobetaine was first reported as a natural constituent of lobster in 1977, and although subsequent work has demonstrated its presence in a wide range of marine and terrestrial organisms. Seven arsenic species have been quantified in a new NIST frozen human urine Std. Ref. Material (SRM) 2669. The species measured were: arsenite (As(III)), arsenate (As(V)), monomethylarsonate (MMA), dimethylarsinate (DMA), arsenobetaine (AB), arsenocholine (AC), and trimethylarsine oxide (TMAO).
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References:Bruce, S., et al.: Toxicol. Lett., 137, 23
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