2-Hydroxy-3-methylcholanthrene CAS 3308-64-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3308-64-3 |
| Molecular Formula | C21H16O |
| Molecular Weight | 284.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Hydroxy-3-methylcholanthrene (CAS 3308-64-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H16O. Molecular weight: 284.35 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H16O |
| Molecular Weight | 284.35 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Hydroxy Standards
- 1-(6-Hydroxy-3,6-dimethyl-4-phenyl-4,5,6,7-tetrahydro-2H-indazol-5-yl)ethan-1-one (CAS 101587-85-3)
- N-(3-(hydroxy(phenyl)methyl)pyridin-4-yl)pivalamide (CAS 125867-26-7)
- 2-Hydroxy-6-(4-phenyl-butyl)-benzoic acid methyl ester (CAS 365543-08-4)
- 4-Hydroxy-7-methyl-naphthalene-2-carboxylic acid cyclohexyl ester (CAS 350047-70-0)
- 3-Hydroxy-Desoxydihydro Artemisinin (CAS 126641-61-0)
- 4-Hydroxy-4-(thiazol-2-yl)piperidine-1-carboxylic acid tert-butyl ester (CAS 942185-02-6)
- 4'-Hydroxy-7-methoxyisoflavan (CAS 89019-86-3)
- [1-(2-Hydroxy-ethyl)-piperidin-4-ylmethyl]-isopropyl-carbamic acid tert-butyl ester (CAS 1353961-82-6)
Recommended Standards
- 2-Benzhydryl-1H-benzo[d]imidazole (CAS 5228-77-3)
- 2-Amino-N-[2-(3,4-dimethylphenoxy)ethyl]benzamide (CAS 902638-44-2)
- 2-Methoxy-6-(3-phenyl-propyl)-benzoic acid methyl ester (CAS 365543-11-9)
- 1-(5-Bromothiazol-2-yl)ethan-1-amine (CAS 1506703-38-3)
- Iodo-PEG2-C2-Boc (CAS 1938057-43-2)
- Ethyl 2-phenyl-1H-imidazole-4-carboxylate (CAS 32683-00-4)
- 8-Methoxyquinoline-6-carbonitrile (CAS 1378775-88-2)
- 1H-Pyrrolo[2,3-c]pyridine-2,3-dione (CAS 92635-33-1)
- Methyl 4-allyl-3-hydroxy-2-methylbenzoate (CAS 1149388-00-0)
- Insulin Degludec Impurity 17 (CAS CATO-C4X-215717)
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