((3R,7aR)-3-(((tert-Butyldiphenylsilyl)oxy)methyl)tetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol CAS 2763159-60-8
| CAS No. | 2763159-60-8 |
| Molecular Formula | C25H35NO2Si |
| Molecular Weight | 409.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
((3R,7aR)-3-(((tert-Butyldiphenylsilyl)oxy)methyl)tetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol (CAS 2763159-60-8), molecular formula C25H35NO2Si and molecular weight 409.64 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, ((3R,7aR)-3-(((tert-Butyldiphenylsilyl)oxy)methyl)tetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol (C25H35NO2Si) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 409.64 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C25H35NO2Si |
| Molecular Weight | 409.64 g/mol |
| Appearance | Pale yellow to 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Nitrogen Atoms | 1 |
Recommended Standards
- 2-Chloro-4-(tributylstannyl)pyrimidine 3811AE 446286-25-5 C16H29ClN2Sn (CAS 446286-25-5)
- ((3R,7aS)-3-(((tert-Butyldiphenylsilyl)oxy)methyl)tetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol (CAS 2763160-16-1)
- CJ-13610 (CAS 179420-17-8)
- ((3S,7aR)-3-(((tert-Butyldiphenylsilyl)oxy)methyl)tetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol (CAS 2763160-17-2)
- 2-(Cyclohexylmethyl)-5-(methylthio)phenol (CAS 1243389-02-7)
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