(S)-1-(tert-Butoxycarbonyl)-5'-methyl-4',5'-dihydrospiro[piperidine-4,7'-thieno[2,3-c]pyran]-2'-carboxylic acid CAS 2088333-67-7
| CAS No. | 2088333-67-7 |
| Molecular Formula | C18H25NO5S |
| Molecular Weight | 367.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (S)-1-(tert-Butoxycarbonyl)-5'-methyl-4',5'-dihydrospiro[piperidine-4,7'-thieno[2,3-c]pyran]-2'-carboxylic acid (CAS 2088333-67-7), a certified reference material (molecular formula C18H25NO5S, MW 367.46 g/mol) for analytical method development and quality control.
Based on its molecular formula C18H25NO5S, (S)-1-(tert-Butoxycarbonyl)-5'-methyl-4',5'-dihydrospiro[piperidine-4,7'-thieno[2,3-c]pyran]-2'-carboxylic acid contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 367.46 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 | C18H25NO5S |
| Molecular Weight | 367.46 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- N-((4-(Phenylthio)tetrahydro-2H-pyran-4-yl)methyl)benzofuran-2-carboxamide (CAS 1797577-36-6)
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- 1-(3-Methylthiophene-2-carbonyl)-4-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]piperidine (CAS 1775467-49-6)
- 1-(tert-Butoxycarbonyl)-5'-methyl-4',5'-dihydrospiro[piperidine-4,7'-thieno[2,3-c]pyran]-2'-carboxylic acid (CAS 2088333-65-5)
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