(3S,4S)-3,4-bis((tert-butyldimethylsilyl)oxy)pyrrolidine CAS 138228-47-4
| CAS No. | 138228-47-4 |
| Molecular Formula | C16H37NO2Si2 |
| Molecular Weight | 331.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 331.64 g/mol gives (3S,4S)-3,4-bis((tert-butyldimethylsilyl)oxy)pyrrolidine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(3S,4S)-3,4-bis((tert-butyldimethylsilyl)oxy)pyrrolidine (CAS 138228-47-4), molecular formula C16H37NO2Si2 and molecular weight 331.64 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H37NO2Si2, (3S,4S)-3,4-bis((tert-butyldimethylsilyl)oxy)pyrrolidine contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 331.64 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C16H37NO2Si2 |
| Molecular Weight | 331.64 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | -1.0 |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 1 |
Recommended Standards
- Tetrabromomethane (CAS 558-13-4)
- 1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-1,7-dihydro-4H-pyrazolo[3,4-d]pyrimidine-4,6(5H)-dione (CAS 339018-06-3)
- (2-Bromo-5-fluorobenzyl)(4-chlorophenyl)sulfane (CAS 1443352-92-8)
- 6-Chloro-4-[(2,2,3,3-d4-cyclopropylethynyl)trifluoromethylhydroxymethyl]-3H-benzoxazol-2-one (CAS 1189694-49-2)
- 6-Bromo-3-chloro-5-fluoropyridine-2-carbonitrile (CAS 1185307-77-0)
- 3,4-Bisbenzyloxybenzaldehyde, 97% (CAS 5447-02-9)
- 3-Bromo-N-(2,3-dimethylphenyl)benzamide (CAS 331270-85-0)
- Benzyl tert-butyl (1R,2R)-cyclopentane-1,2-diyldicarbamate (CAS 815645-30-8)
- Cyclopentyl 2,6-dimethylphenyl ketone (CAS 898791-52-1)
- (4S,4'S)-2,2'-(Cycloheptane-1,1-diyl)bis(4-phenyl-4,5-dihydrooxazole) (CAS 2185014-90-6)
- 1-[(2s)-1-[(tert-butoxy)carbonyl]pyrrolidine-2-carbonyl]piperidine-4-carboxylic acid (CAS 955964-45-1)
- N-(4-(4-pentylcyclohexyl)phenyl)-3,4-dihydroisoquinoline-2(1H)-carboxamide (CAS 866131-88-6)
- 2-Methyl-2-(2-nitrophenoxy)propanoic acid (CAS 10514-62-2)
- Semaglutide impurity 100 (CAS CATO-C4X-2226100)
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