Monomethylarsonous Acid CAS 25400-23-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 25400-23-1 |
| Molecular Formula | CH5AsO2 |
| Molecular Weight | 123.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Monomethylarsonous Acid (CAS 25400-23-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: CH5AsO2. Molecular weight: 123.97 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | CH5AsO2 |
| Molecular Weight | 123.97 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | -0.5 |
| CAS Registry Year (est.) | 1964 |
Recommended Standards
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- 79385-25-4 Acetyl-1-13C bromide DTXSID10481740 (CAS 79385-25-4)
- 2-hydrazinyl-3-methylpyridine (CAS 4930-99-8)
- Terbuthylazine-desethyl-2-hydroxy (CAS 66753-06-8)
- BLU-782 (CAS 2141955-96-4)
- N-(2-Furylmethyl)-N-(2-methoxyethyl)-propane-1,3-diamine (CAS 1170289-81-2)
- 2-Amino-6-(hydroxymethyl)-5,6,7,8-tetrahydropteridin-4(3H)-one (CAS 31969-10-5)
- Methyl 3,3-dicyano-2,2-dimethylpropanoate (CAS 1228788-10-0)
- Insulin Degludec Impurity 1 (CAS 843666-26-2)
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 13829788188 / jacky.chen@cato-chem.com