3-Bromopentane-2,4-dione CAS 3043-28-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3043-28-5 |
| Molecular Formula | C5H7BrO2 |
| Molecular Weight | 179.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Bromopentane-2,4-dione (CAS 3043-28-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H7BrO2. Molecular weight: 179.01 g/mol. Batch-specific COA and technical support are available on request.
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.) | 1957 |
| Halogen Content | Br-containing |
Related Bromopentane Standards
- 4-Bromopentane-2,3-dione (CAS 21619-25-0)
- 1-Bromopentane-d11 (CAS 126840-21-9)
- 1-Bromopentane-2,2,3,3,4,4,5,5,5-d9 (CAS 156673-70-0)
- 1-Bromopentane-4,4,5,5,5-d5 (CAS 83418-34-2)
- 1-Bromopentane-1,1,2,2-d4 (CAS 1219803-61-8)
- 1-Bromopentane-5,5,5-d3 (CAS 75736-50-4)
- 1-Bromopentane-1,1-d2 (CAS 77734-75-9)
- 2-Bromopentane (CAS 107-81-3)
Recommended Standards
- 2-Bromopent-4-enoic acid (CAS 39149-85-4)
- 3-Bromoprop-1-en-1-yl acetate (CAS 4957-34-0)
- 2-Bromoethyl acrylate (CAS 4823-47-6)
- 5-Methylthiophene-2-carboximidamide (CAS 299423-79-3)
- 3-Bromo-5-isopropylsulfanyl-[1,2,4]thiadiazole 3-bromo-5-(isopropylthio)-1,2,4-thiadiazole 36955-40-5 A6363 (CAS 36955-40-5)
- Esomeprazole Impurity 83 (CAS 142885-95-8)
- 2-(4-Methylpiperazin-1-yl)pyrimidine-4-carbaldehyde (CAS 1260683-29-1)
- Dimethyl 4-methylphthalate (CAS 20116-65-8)
- Oseltamivir Impurity 49 (CAS 2413185-85-8)
- Semaglutide Impurity 166 (CAS 1395881-03-4)
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