(5R)-2,2,8,8,9,9-Hexamethyl-3,3-diphenyl-5-[3-(trimethylsilyl)-2-propyn-1-yl]-4,7-ddioxa-3,8-disiladecane CAS 1251537-17-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1251537-17-3 |
| Molecular Formula | C30H48O2Si3 |
| Molecular Weight | 524.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(5R)-2,2,8,8,9,9-Hexamethyl-3,3-diphenyl-5-[3-(trimethylsilyl)-2-propyn-1-yl]-4,7-ddioxa-3,8-disiladecane (CAS 1251537-17-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C30H48O2Si3. Molecular weight: 524.96 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C30H48O2Si3 |
| Molecular Weight | 524.96 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
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Recommended Standards
- Amlodipine Impurity 58 (CAS 140171-50-2)
- Losartan Impurity 25 (CAS CATO-C4X-168325)
- Amlodipine Aspartic Acid Impurity (CAS 400602-35-9)
- 4,4'-([1,1'-Biphenyl]-2,2'-diylbis(oxy))dianiline (CAS 65801-73-2)
- {[2-Methyl-6-(trifluoromethyl)pyridin-3-yl]methylene}malononitrile (CAS 1227955-29-4)
- 2-Ethynyl-4-nitropyridine (CAS 1211515-78-4)
- Ethyl 5-aminopyrazolo[1,5-a]pyridine-3-carboxylate (CAS 1101120-35-7)
- thieno[3,2-c]pyridine-2-carbaldehyde (CAS 94226-19-4)
- 5-Phenyl-1H-indole-7-carboxamide (CAS 860625-06-5)
- Gly-Neuroendocrine Regulatory Peptide-3 (human, mouse, rat) trifluoroacetate salt (CAS 1815618-19-9)
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