tert-Butyl 8-hydroxy-5-thia-2-azaspiro[3.4]octane-2-carboxylate 5,5-dioxide CAS 1340481-90-4
| CAS No. | 1340481-90-4 |
| Molecular Formula | C11H19NO5S |
| Molecular Weight | 277.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, tert-Butyl 8-hydroxy-5-thia-2-azaspiro[3.4]octane-2-carboxylate 5,5-dioxide is typically white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 277.34 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO supplies tert-Butyl 8-hydroxy-5-thia-2-azaspiro[3.4]octane-2-carboxylate 5,5-dioxide (CAS 1340481-90-4), a certified reference material (molecular formula C11H19NO5S, MW 277.34 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), tert-Butyl 8-hydroxy-5-thia-2-azaspiro[3.4]octane-2-carboxylate 5,5-dioxide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C11H19NO5S |
| Molecular Weight | 277.34 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- 2-Tosyl-2,3,3a,4-tetrahydrocyclopenta[c]pyrrol-5(1H)-one (CAS 133886-43-8)
- Tert-butyl 8-hydroxy-6-thia-2-azaspiro[3.4]Octane-2-carboxylate 6,6-dioxide (CAS 1340481-94-8)
- Ethyl 8-methoxy-6-methyl-4-thioxo-1,4-dihydroquinoline-3-carboxylate (CAS 1315352-11-4)
- 2-[(3,4-Dimethylphenyl)amino]pyridine-3-sulfonamide (CAS 1340887-09-3)
- 1,4-Bis(10-undecenyloxy)benzene (CAS 138551-10-7)
- 4-(Perfluorocyclohexyl)butan-1-ol (CAS 883546-00-7)
- Methyl 2-((benzo[d]thiazol-2-ylthio)methyl)-6-methoxybenzoate (CAS 1213268-09-7)
- Methyl 2-(4-fluorophenyl)-3-oxo-1,2,3,4-tetrahydroquinoxaline-6-carboxylate (CAS 1268867-01-1)
- Fluxapyroxad-N-desmethyl (CAS 2056235-52-8)
- 1-Cyclopropylethylamine Hydrochloride (CAS 42390-64-7)
- (3aR,6aS)-2-[(4-methoxyphenyl)methyl]-octahydropyrrolo[3,4-c]pyrrole (CAS 1807937-91-2)
- 2-(4-(Aminomethyl)-5-(difluoromethyl)-2-methylpyridin-3-yl)acetic acid (CAS 1361842-99-0)
- Methyl 4-{[6-(4-chlorophenyl)-2-oxo-1,2-dihydropyridin-1-yl]methyl}benzoate (CAS 866048-89-7)
- Peptide YY (human) trifluoroacetate salt (CAS 118997-30-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com