3-Bromo-2-hydroxycyclopent-2-en-1-one CAS 3019-83-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3019-83-8 |
| Molecular Formula | C5H5BrO2 |
| Molecular Weight | 177.00 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Bromo-2-hydroxycyclopent-2-en-1-one (CAS 3019-83-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H5BrO2. Molecular weight: 177.00 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H5BrO2 |
| Molecular Weight | 177.00 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Br-containing |
Related Bromo Standards
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- (3-Bromo-1H-pyrazol-1-yl)methanol (CAS 1039454-62-0)
- 3-Bromo-5,6-dihydropyran-2-one (CAS 104184-64-7)
- 4-Bromo-3-methoxy-1H-pyrazole (CAS 1147011-26-4)
- (2-Bromo-1h-imidazol-4-yl)methanol (CAS 1162674-62-5)
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- 4-Bromo-5,6-dihydro-2H-pyran-2-one (CAS 124066-92-8)
- 4-Bromo-3-methyl-2,5-dihydro-1,2-oxazol-5-imine (CAS 1356635-81-8)
Recommended Standards
- 3-(Bromomethyl)furan-2(5H)-one (CAS 58588-90-2)
- 3-Bromo-4-methylfuran-2(5H)-one (CAS 99848-02-9)
- 3-(Bromomethyl)-5-methyl-1,2,4-oxadiazole (CAS 959406-40-7)
- 3-Nitro-2-(p-tolyl)-2H-chromene (CAS 86628-44-6)
- 3-Bromo-3-(4-fluorophenyl)propiophenone (CAS 898768-14-4)
- N-Isopropyl-3-oxo-2,3,5,6,7,8-hexahydrocinnoline-6-carboxamide (CAS 1706428-93-4)
- 1-(5-Methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl)-1H-imidazole-4-carboxylic acid (CAS 1281990-08-6)
- 3-Cyclopropoxy-5-(methylthio)pyridine (CAS 1243289-87-3)
- N-(1-Methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)-2-(4-phenoxyphenyl)acetamide (CAS 1796882-73-9)
- Semaglutide (CAS 910463-68-2)
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