4-(Methoxycarbonyl)-1,2,5-thiadiazole-3-carboxylic acid CAS 90993-85-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 90993-85-4 |
| Molecular Formula | C5H4N2O4S |
| Molecular Weight | 188.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Methoxycarbonyl)-1,2,5-thiadiazole-3-carboxylic acid (CAS 90993-85-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H4N2O4S. Molecular weight: 188.16 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H4N2O4S |
| Molecular Weight | 188.16 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methoxycarbonyl Standards
- 5-(Methoxycarbonyl)-1,2,3-thiadiazole-4-carboxylic acid (CAS 1894393-21-5)
- 3-(methoxycarbonyl)-1-methyl-1H-pyrazole-5-carboxylic acid (CAS 117860-55-6)
- 5-(methoxycarbonyl)-1-methyl-1H-pyrazole-3-carboxylic acid (CAS 117860-56-7)
- (S)-1-((Methoxycarbonyl)amino)pyrrolidine-2-carboxylic acid (CAS 134920-23-3)
- (E)-4-(2-(methoxycarbonyl)hydrazinyl)-4-oxobut-2-enoic acid (CAS 327064-76-6)
- 4-(Methoxycarbonyl)tetrahydro-2H-pyran-4-carboxylic acid (CAS 923020-93-3)
- (S)-3-(methoxycarbonyl)-5-methylhexanoic acid (CAS 213270-36-1)
- 1-(Methoxycarbonyl)piperidine-3-carboxylic acid (CAS 1019363-10-0)
Recommended Standards
- 4-(Carboxymethyl)-1,2,3-thiadiazole-5-carboxylic acid (CAS 50868-96-7)
- 4-Amino-5-oxo-3-thioxo-2,3,4,5-tetrahydro-1,2,4-triazine-6-carboxylic acid (CAS 84424-75-9)
- 3-Methyl-4-nitro-isothiazole-5-carboxylic acid (CAS 4592-53-4)
- 1-(2,4-Dimethoxyphenyl)-2-nitropropene (CAS 15804-78-1)
- Pethidine Impurity 1 (CAS 51281-64-2)
- (3-Hydroxy-1,2-phenylene)dimethanol (CAS 7369-27-9)
- 2-(2-Oxo-1,2-dihydropyridin-3-yl)pyrrolidine-1-carbaldehyde (CAS 1352525-64-4)
- 6-nitro-4-(propylsulfanyl)-1H-indole (CAS 1375473-15-6)
- 3-Phenylisoquinolin-1-amine (CAS 23023-35-0)
- [Nva12]-Tirzepatide (CAS CATO-C4X-324042)
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