Colchicine EP Impurity D CAS 477-29-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 477-29-2 |
| Molecular Formula | C27H33NO11 |
| Molecular Weight | 547.55 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Colchicine EP Impurity D (CAS 477-29-2) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C27H33NO11. Molecular weight: 547.55 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C27H33NO11 |
| Molecular Weight | 547.55 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
Related Colchicine Standards
- Colchicine Methanethiosulfonate (CAS 1217821-52-7)
- Colchicine Impurity 13 (CAS CATO-C4X-141113)
- Colchicine-d6 (CAS 1217651-73-4)
- iso-Colchicine-d3 (CAS 1246818-69-8)
- Colchicine-d3 (CAS 1217625-62-1)
- Colchicine Racemic Mixture Impurity (CAS 54192-66-4)
- rac-Colchicine, >98% (CAS 209810-38-8)
- (R)-Colchicine (CAS 75520-89-7)
Recommended Standards
- JWH-018 5-Pentanoic acid β-D-glucuronide (CAS 1307803-54-8)
- (5S,8S,11S)-11-Acetamido-36-hydroxy-8-(4-hydroxybenzyl)-7,10-dioxo-2-oxa-6,9-diaza-1(1,4),3(1,3)-dibenzenacyclododecaphane-5-carboxylic acid (CAS 108890-90-0)
- N-Nitroso Ponatinib Metabolite Impurity 23 (CAS CATO-C4X-226923)
- Triptorelin Impurity 12 Acetate salt (CAS CATO-C4X-186212)
- Nebivolol Impurity 98 (CAS CATO-C4X-196898)
- Dimethyl 2-(3-(trifluoromethyl)pyridin-2-yl)malonate (CAS 809276-86-6)
- (2-Methylbenzo[b]thiophen-3-yl)boronic acid (CAS 881998-67-0)
- prop-2-yn-1-ylhydrazine hydrochloride (CAS 1187368-95-1)
- Deoxycholic acid Impurity 22 (CAS 3360-89-2)
- Des-Pro-Pro-Tirzepatide (CAS CATO-CPTD788696)
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