Tert-butyl (S)-3,3-difluoro-4-hydroxy-4-methylpiperidine-1-carboxylate CAS 1638744-37-2
| CAS No. | 1638744-37-2 |
| Molecular Formula | C11H19F2NO3 |
| Molecular Weight | 251.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Tert-butyl (S)-3,3-difluoro-4-hydroxy-4-methylpiperidine-1-carboxylate is closely related to an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Tert-butyl (S)-3,3-difluoro-4-hydroxy-4-methylpiperidine-1-carboxylate (CAS 1638744-37-2) is a high-purity analytical reference standard with the molecular formula C11H19F2NO3 and a molecular weight of 251.27 g/mol.
Structurally, Tert-butyl (S)-3,3-difluoro-4-hydroxy-4-methylpiperidine-1-carboxylate (C11H19F2NO3) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 251.27 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Tert-butyl (S)-3,3-difluoro-4-hydroxy-4-methylpiperidine-1-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H19F2NO3 |
| Molecular Weight | 251.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- (2-(Pyrrolidin-1-yl)-4-(trifluoromethyl)thiazol-5-yl)methanamine (CAS 1602308-00-8)
- tert-Butyl 3,3-Difluoro-4-hydroxy-4-methylpiperidine-1-carboxylate (CAS 1823257-67-5)
- tert-Butyl 4,4-difluoro-2-(hydroxymethyl)piperidine-1-carboxylate (CAS 1454291-05-4)
- tert-Butyl 4,4-difluoro-2-(hydroxymethyl)-2-methylpyrrolidine-1-carboxylate (CAS 1823389-65-6)
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