Vitamin A EP Impurity A(Kitol Diacetate) (Mixture of Diastereomers) CAS 13828-13-2
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 13828-13-2 |
| Molecular Formula | C44H64O4 |
| Molecular Weight | 656.98 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Vitamin A EP Impurity A(Kitol Diacetate) (Mixture of Diastereomers) (CAS 13828-13-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C44H64O4. Molecular weight: 656.98 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C44H64O4 |
| Molecular Weight | 656.98 g/mol |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
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Recommended Standards
- (1R)-2,2',3,3'-Tetrahydro-6,6'-bis[2,4,6-tris(1-methylethyl)phenyl]-1,1'-spirobi[1H-indene]-7,7'-diol (CAS 1372719-98-6)
- 4,4'-Bis(5-octylthieno[3,2-b]thiophen-3-yl)-2,2'-bipyridine (CAS 1042737-20-1)
- (1S)-2,2',3,3'-Tetrahydro-6,6'-bis[2,4,6-tris(1-methylethyl)phenyl]-1,1'-spirobi[1H-indene]-7,7'-diol (CAS 1258276-31-1)
- Fulvestrant impurity 56 (CAS CATO-C4X-191756)
- Lidocaine Impurity 32 (CAS 294852-91-8)
- 2-(Trifluoromethyl)-1H-indol-4-amine (CAS 1553181-95-5)
- 2,3'',4'',5''-Tetrafluoro-4-propyl-1,1':4',1''-terphenyl (CAS 205806-88-8)
- 5-(2H-1,3-Benzodioxol-5-yl)-2-[(2,6-dichlorophenyl)methyl]-3-hydroxy-4-(1H-1,2,4-triazol-1-yl)cyclohex-2-en-1-one (CAS 439112-25-1)
- (2-{[2-(dimethylamino)ethyl]disulfanyl}ethyl)dimethylamine dihydrochloride (CAS 17339-60-5)
- Tirzepatide Impurity 61 (CAS CATO-C4X-324061)
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