2-Oxo-2,3-dihydrothiazole-4-carboxylic acid CAS 43029-06-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 43029-06-7 |
| Molecular Formula | C4H3NO3S |
| Molecular Weight | 145.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Oxo-2,3-dihydrothiazole-4-carboxylic acid (CAS 43029-06-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H3NO3S. Molecular weight: 145.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H3NO3S |
| Molecular Weight | 145.14 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1969 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Oxo Standards
Recommended Standards
- 2-oxo-2,3-dihydro-1,3-thiazole-5-carboxylic acid (CAS 857982-30-0)
- 4-Amino-1,2,5-thiadiazole-3-carboxylic acid (CAS 2829-58-5)
- 4-Hydroxyisothiazole-3-carboxylic acid (CAS 178316-76-2)
- (S)-tert-Butyl 8-(hydroxymethyl)-1,4-dioxa-7-azaspiro[4.4]nonane-7-carboxylate (CAS 1447616-14-9)
- Methyl 2-(3-(bromomethyl)cyclobutyl)acetate (CAS 2502189-72-0)
- 1-Amino-5-(difluoromethyl)naphthalene (CAS 1261810-09-6)
- 3-(1,5,3-dithiazepan-3-yl)propanoic acid (CAS 1966944-40-0)
- 2-Amino-5-chloro-4-(difluoromethyl)pyridin-3-ol (CAS 1806888-09-4)
- (3,5-Dimethyl-6,7-dihydro-5H-cyclopenta[b]pyrazin-2-yl)methanol (CAS 61928-97-0)
- Peptide 432 (CAS CATO-CPTD788432)
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 13829788188 / jacky.chen@cato-chem.com