(3β)-26,27-Dinorcholest-5-en-24-yne-3,20-diol CAS 1397692-46-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1397692-46-4 |
| Molecular Formula | C25H38O2 |
| Molecular Weight | 370.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
(3β)-26,27-Dinorcholest-5-en-24-yne-3,20-diol (CAS 1397692-46-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C25H38O2. Molecular weight: 370.57 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C25H38O2 |
| Molecular Weight | 370.57 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
Recommended Standards
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- Chola-3,5-dien-24-oic Acid, Methyl Ester (CAS 1172-10-7)
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- 3-Methyl-1-(4-nitrophenyl)-1,4-dihydrochromeno[4,3-c]pyrazole (CAS 654650-90-5)
- 2-((4-Ethyl-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(4-sulfamoylphenyl)acetamide (CAS 587010-67-1)
- Semaglutide Impurity 140 (CAS CATO-C4X-2226140)
Why CATO?
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