(R)-Benzyl 2-((tert-butoxycarbonyl)amino)-3-(4-((trimethylsilyl)ethynyl)phenyl)propanoate CAS 1263376-65-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1263376-65-3 |
| Molecular Formula | C26H33NO4Si |
| Molecular Weight | 451.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(R)-Benzyl 2-((tert-butoxycarbonyl)amino)-3-(4-((trimethylsilyl)ethynyl)phenyl)propanoate (CAS 1263376-65-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C26H33NO4Si. Molecular weight: 451.63 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C26H33NO4Si |
| Molecular Weight | 451.63 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Recommended Standards
- Lercanidipine Impurity 54 (CAS CATO-C4X-136454)
- tert-Butyl (S)-2-(((tert-butyldiphenylsilyl)oxy)methyl)-5-oxo-2,5-dihydro-1H-pyrrole-1-carboxylate (CAS 138871-58-6)
- UV-384 (CAS 127519-17-9)
- 1-Bromo-4-butoxy-2,5-difluorobenzene (CAS 1235548-06-7)
- 4,8-Bis(5-(dodecylthio)thiophen-2-yl)benzo[1,2-b:4,5-b']dithiophene (CAS 1620482-25-8)
- tert-Butyl 4-(2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)acetyl)piperazine-1-carboxylate (CAS 1401697-54-8)
- 2-(Aminomethyl)-6-(difluoromethyl)-3-(trifluoromethyl)pyridine-5-acetonitrile (CAS 1361811-22-4)
- 1-bromo-2,2-difluorobutane (CAS 428-61-5)
- 3,4,5-Trimethoxy-N-(4-methoxyphenyl)benzamide (CAS 742-15-4)
- Acetyl-Tau Peptide (244-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 2022956-56-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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