Alfacalcidol impurity 01 CAS 112670-85-6
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 112670-85-6 |
| Molecular Formula | C39H72O2Si2 |
| Molecular Weight | 629.16 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Alfacalcidol impurity 01 (CAS 112670-85-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C39H72O2Si2. Molecular weight: 629.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C39H72O2Si2 |
| Molecular Weight | 629.16 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
Related Alfacalcidol Standards
- Alfacalcidol EP Impurity C (CAS 82266-85-1)
- Alfacalcidol Impurity 30 (CAS CATO-C4X-139330)
- Alfacalcidol Impurity 33 (CAS CATO-C4X-139333)
- Alfacalcidol Impurity 32 (CAS CATO-C4X-139332)
- Alfacalcidol Impurity 6 (CAS CATO-C4X-13936)
- Alfacalcidol Impurity 23 (CAS CATO-C4X-139323)
- Alfacalcidol Impurity 27 (CAS CATO-C4X-139327)
- Alfacalcidol Impurity 25 (CAS CATO-C4X-139325)
Recommended Standards
- Silane, [[(1α,3β,5Z,7E)-9,10-secocholesta-5,7,10(19)-triene-1,3-diyl]bis(oxy)]bis[(1,1-dimethylethyl)dimethyl- (CAS 108887-35-0)
- Calcitriol impurity 01 (CAS 2239312-26-4)
- Janagliflozin impurity 4 (CAS 1800115-25-6)
- Neratinib Impurity 16 (CAS 1376619-94-1)
- Ibrutinib Impurity 113 (CAS CATO-C4X-1064113)
- 2,5-Dimethylhex-5-en-3-yn-2-ol (CAS 2696-26-6)
- 1-Ethyl-N-(prop-2-yn-1-yl)-1H-pyrazole-5-carboxamide (CAS 1437480-49-3)
- 3-(Piperidin-1-ylmethyl)benzaldehyde (CAS 471930-01-5)
- Cefpirome Impurity 17 (CAS CATO-C4X-120717)
- Fragment-[3-31]-Liraglutide (CAS CATO-C4X-199232)
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