Vitamin K1 Impurity 31 CAS 19274-66-9
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 19274-66-9 |
| Molecular Formula | C31H46O2 |
| Molecular Weight | 450.70 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Vitamin K1 Impurity 31 (CAS 19274-66-9) pharmacopoeial impurity standards reference standard. Molecular formula: C31H46O2. Molecular weight: 450.70 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C31H46O2 |
| Molecular Weight | 450.70 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
Related Vitamin Standards
- Vitamin K1 (CAS 81818-54-4)
- Vitamin K1-18O (Mixture of 1-18O and 4-18O) (CAS 79083-00-4)
- Vitamin K1 Impurity 10 (CAS 132487-95-7)
- Vitamin K1 Impurity 11 (CAS CATO-C4X-220711)
- Vitamin K1 Impurity 12 (CAS CATO-C4X-220712)
- Vitamin K1 Impurity 13 (CAS 132487-93-5)
- Vitamin K1 Impurity 14（Z-Isomer) (CAS CATO-C4X-220714)
- Vitamin K1 Impurity 15 (CAS 132487-94-6)
Recommended Standards
- Vitamin K1 Impurity 33 (CAS 127184-28-5)
- Vitamin K1 Impurity 39 (CAS CATO-C4X-220739)
- Vitamin K1 Impurity 4 (CAS CATO-C4X-22074)
- Topiroxostat impurity 70 (CAS CATO-C4X-105570)
- Mianserin Impurity 102 HCl (CAS 131962-87-3)
- 6,7-Dihydro-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 86927-02-8)
- 1-[(2-Chlorophenyl)methyl]-4-nitro-1h-pyrazole (CAS 333444-50-1)
- 4-Amino-5-fluoro-8-methylquinoline-3-carbohydrazide (CAS 1315352-96-5)
- 5-Chloro-3-nitro-1H-1,2,4-triazole (CAS 70890-47-0)
- Galanin-Like Peptide (human) trifluoroacetate salt (CAS 245114-99-2)
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