Columbamine CAS 25221-53-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 25221-53-8 |
| Molecular Formula | C4H6Cl2N3O2P |
| Molecular Weight | 229.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Columbamine (CAS 25221-53-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H6Cl2N3O2P. Molecular weight: 229.99 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H6Cl2N3O2P |
| Molecular Weight | 229.99 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.5 |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Columbamine Standards
Recommended Standards
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- 3-Cyclohexylaniline (CAS 5369-21-1)
- 3-(Benzylamino)butan-1-ol (CAS 98014-58-5)
- 6-(Aminomethyl)pyridine-3-sulfonamide (CAS 1388741-44-3)
- 2-Chloro-4-phenylbenzonitrile (CAS 5435-92-7)
- 2-{10-oxa-4-azatricyclo[5.2.1.0²,⁶]decan-4-yl}ethan-1-amine (CAS 1201-21-4)
- 4-Bromo-N,N-dimethyl-3-(trifluoromethyl)benzenesulfonamide (CAS 939989-87-4)
- Semaglutide impurity 23 (CAS CATO-C4X-222623)
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