3-bromo-3-methyldihydrofuran-2(3H)-one 33693-67-3 alpha-Bromo-alpha-methyl-gamma-butyrolactone CAS 33693-67-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 33693-67-3 |
| Molecular Formula | C5H7BrO2 |
| Molecular Weight | 179.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-bromo-3-methyldihydrofuran-2(3H)-one 33693-67-3 alpha-Bromo-alpha-methyl-gamma-butyrolactone (CAS 33693-67-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C5H7BrO2. Molecular weight: 179.01 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C5H7BrO2 |
| Molecular Weight | 179.01 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 | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1966 |
| Halogen Content | Br-containing |
Related bromo Standards
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Recommended Standards
- 25966-39-6 A818112 N-[2-(2,4-dinitrophenyl)azo-5-[(2-hydroxy-3-methoxypropyl)amino]-4-methoxyphenyl]acetamide N-[2-[(2,4-dinitrophenyl)diazenyl]-4-methoxy-5-[(3-methoxy-2-oxidanyl-propyl)amino]phenyl]ethanamide (CAS 25966-39-6)
- Ethyl 2-bromoacrylate (CAS 5459-35-8)
- Ethyl cis-3-Bromoacrylate (CAS 31930-34-4)
- 6-fluoro-3-methyl-2-oxo-1,3-benzoxazole-4-carboxylic acid (CAS 2387597-60-4)
- 2-Amino-3-(o-tolyl)propan-1-ol (CAS 35373-64-9)
- N-Benzyl-4-chloro-N-{[4-(hydrazinecarbonyl)phenyl]methyl}benzene-1-sulfonamide (CAS 721416-43-9)
- 1-[4-(3-Fluorophenyl)-1,3-thiazol-2-yl]-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 385416-14-8)
- 4-Chloro-1-ethyl-2-iodobenzene (CAS 774608-40-1)
- (S)-4-Phenylazetidin-2-one (CAS 37088-64-5)
- Liraglutide Impurity 31 (CAS CATO-C4X-199231)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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