(Carboxymethyl)trimethylarsonium bromide CAS 71642-15-4
| CAS No. | 71642-15-4 |
| Molecular Formula | C5H12AsO2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures (Carboxymethyl)trimethylarsonium bromide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
(Carboxymethyl)trimethylarsonium bromide (CAS 71642-15-4), molecular formula C5H12AsO2Br and molecular weight 258.97 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C5H12AsO2Br, (Carboxymethyl)trimethylarsonium bromide contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 258.97 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H12AsO2 Br |
| Molecular Weight | 258.97 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | -0.5 |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | Br-containing |
Related Carboxymethyl Standards
- 4-[(carboxymethyl)sulfamoyl]-1-methyl-1h-pyrrole-2-carboxylic acid (CAS 1000933-49-2)
- 2-(Carboxymethyl)cyclopent-1-ene-1-carboxylic acid (CAS 100378-73-2)
- 1-(Carboxymethyl)-1h-pyrazole-3-carboxylic acid (CAS 1006484-21-4)
- 1-(Carboxymethyl)-6-(furan-2-yl)-3-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1011400-21-7)
- (Carboxymethyl)dimethylsulfonium chloride (CAS 10132-50-0)
- 1-Carboxymethyl-6-oxo-1,6-dihydro-pyridine-3-carboxylic acid (CAS 1025871-64-0)
- 6,9-Bis(carboxymethyl)-3-(2-(dodecylamino)-2-oxoethyl)-11-oxo-3,6,9,12-tetraazatetracosan-1-oic acid (CAS 102836-55-5)
- Carboxymethyl benzyl sulfide (CAS 103-46-8)
Recommended Standards
- 2-[(3-Phenoxyphenyl)methylidene]-3,4-dihydro-2H-1,4-benzothiazin-3-one (CAS 452949-78-9)
- 2-(Difluoromethyl)-5-hydroxy-4-nitropyridine-3-acetic acid (CAS 1805093-82-6)
- Ethyl 4-methyl-5-oxopyrrolidine-2-carboxylate (CAS 118767-38-7)
- 7-Amino-1-methyl-3,4-dihydropyrrolo[4,3,2-de]quinolin-8(1H)-one (CAS 146555-78-4)
- Tofacitinib Impurity 233 (CAS CATO-C4X-1079233)
- tert-Butyl 4-((4-bromo-3-fluorobenzyl)oxy)piperazine-1-carboxylate (CAS 1704096-59-2)
- 6-Methyl-7,8-dihydropyrrolo[1,2-a]pyrimidin-4(6H)-one (CAS 755733-81-4)
- Methyl2-[benzenesulfonylimino]-3,3,3-trifluoropropionate (CAS 107651-35-4)
- 1159977-20-4 5-(3-Chloropropyl)-10,11-dihydro-5H-dibenzo[b,f]azepine-2-carbaldehyde DTXSID40675756 (CAS 1159977-20-4)
- Tirzepatide Impurity 18 (CAS CATO-C4X-324018)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com