Menaquinone impurity 19 CAS 65061-22-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 65061-22-5 |
| Molecular Formula | C31H40O3 |
| Molecular Weight | 460.65 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Menaquinone impurity 19 (CAS 65061-22-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C31H40O3. Molecular weight: 460.65 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C31H40O3 |
| Molecular Weight | 460.65 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
Related Menaquinone Standards
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Recommended Standards
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- Haloperidol Impurity 16 (CAS 40807-61-2)
- Olaparib Impurity 27 (CAS 1759-53-1)
- 2,4,4-trimethylpyrrolidine hydrochloride (CAS 700378-26-3)
- (R)-5-(difluoromethyl)-6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-2-carboxylic acid (CAS 2413410-04-3)
- 5-Chloroquinazoline-2,4,6-triamine (CAS 17511-20-5)
- 3-Iodo-N,N-dimethylpyridin-4-amine (CAS 906673-15-2)
- Semaglutide Impurity 15 (CAS CATO-C4X-222615)
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