Methyl 3-bromo-4-oxobutanoate CAS 16565-77-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 16565-77-8 |
| Molecular Formula | C5H7BrO3 |
| Molecular Weight | 195.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 3-bromo-4-oxobutanoate (CAS 16565-77-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H7BrO3. Molecular weight: 195.01 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H7BrO3 |
| Molecular Weight | 195.01 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1961 |
| Halogen Content | Br-containing |
Related Methyl Standards
- 4-bromo-1H-imidazole-2-carboxylic acid (CAS 1260753-02-3)
- 3-Bromo-2-oxopropyl acetate (CAS 130335-46-5)
- 3-Bromo-2-oxopentanoic acid (CAS 1378830-51-3)
- 5-bromo-4-oxo-pentanoic acid (CAS 14594-23-1)
- 3-Bromo-4-oxopentanoic Acid (CAS 62557-43-1)
- 5-bromo-1H-imidazole-4-carboxylic acid (CAS 50743-02-7)
- Ethyl 2-bromo-3-oxopropanoate (CAS 33142-22-2)
- Methyl 2-bromo-3-oxobutanoate (CAS 3600-18-8)
Recommended Standards
- Mirabegron Impurity 58 (CAS 17790-81-7)
- 3-(Bromomethyl)oxetane-3-carboxylic Acid (CAS 1802048-89-0)
- N'-acetyl-2-bromoacetohydrazide (CAS 1342263-70-0)
- 1-Chloroisoquinoline-6-sulfonyl chloride (CAS 205055-64-7)
- 1-Bromo-2-(phenylsulfonyl)benzene (CAS 5324-79-8)
- 1-(5-Fluoro-2-nitrophenyl)-2-methylpropan-2-amine (CAS 1498669-39-8)
- 3-methyl-3H-spiro[2-benzofuran-1,4'-piperidine] (CAS 747353-15-7)
- N-(2-(2-fluorophenoxy)ethyl)cyclopropanamine (CAS 1040020-94-7)
- 1-(Piperidin-4-yl)-1,4-diazepan-5-one (CAS 344779-09-5)
- Tirzepatide Impurity 59 (CAS CATO-C4X-324059)
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