2-Demethyl Colchicine CAS 7336-36-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 7336-36-9 |
| Molecular Formula | C21H23NO6 |
| Molecular Weight | 385.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Demethyl Colchicine (CAS 7336-36-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H23NO6. Molecular weight: 385.41 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H23NO6 |
| Molecular Weight | 385.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Nitrogen Atoms | 1 |
Related Demethyl Standards
- 2-Demethyl Colchicine (CAS 102491-80-5)
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- 2-Demethyl Colchicine-d3 (CAS 1217630-52-8)
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Recommended Standards
- 2-Amino-5-(4-methoxyphenyl)-5-[(3,4,5-trimethoxyphenyl)methyl]-4,5-dihydro-1H-imidazol-4-one (CAS 918665-03-9)
- 2-Fluoro-[1,1'-biphenyl]-4-yl 4-acetamidobenzene-1-sulfonate (CAS 477857-46-8)
- 2-Acetamido-N1-(4-methoxybenzyl)-N3-(4-methoxyphenyl)malonamide (CAS 551921-04-1)
- 1-(4-Chloro-2-methoxyphenyl)-2,2,2-trifluoroethan-1-one (CAS 1256482-21-9)
- 3,5-Difluoro-DL-phenylalanine (CAS 32133-37-2)
- tert-Butyl (3S)-3-ethenylpiperidine-1-carboxylate (CAS 2126878-35-9)
- Furosemide Impurity N5 (CAS 62971-57-7)
- 2,6-Bis(4-azidobenzylidene)cyclohexanone (wetted with ca. 30% Water) (unit weight on dry weight basis) [Research for Photosensitive Material] (CAS 20237-98-3)
- Palladium(II) Nitrate Hydrate, 99. (metals basis) (CAS 82279-70-7)
- Pancreatic Polypeptide (human) trifluoroacetate salt (CAS 75976-10-2)
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