3-Mercapto-5-oxo-4,5-dihydro-1,2,4-triazine-6-carboxylic acid CAS 7338-75-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 7338-75-2 |
| Molecular Formula | C4H3N3O3S |
| Molecular Weight | 173.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Mercapto-5-oxo-4,5-dihydro-1,2,4-triazine-6-carboxylic acid (CAS 7338-75-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H3N3O3S. Molecular weight: 173.15 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H3N3O3S |
| Molecular Weight | 173.15 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.) | 1959 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Mercapto Standards
- 3-(3-Mercapto-1H-1,2,4-triazol-5-yl)propanoic acid (CAS 125907-88-2)
- 1-(5-Mercapto-4-methyl-4H-1,2,4-triazol-3-yl)propan-2-ol (CAS 667408-61-9)
- 4-butyl-5-mercapto-4H-1,2,4-triazol-3-ol (CAS 27106-11-2)
- (2-Mercapto-1-propyl-1H-imidazol-5-yl)methanol (CAS 497855-87-5)
- 3-(3-Mercapto-1H-1,2,4-triazol-5-yl)propanamide (CAS 522644-34-4)
- 5-Mercapto-4-methoxy-2-methylpyridazin-3(2H)-one (CAS 105651-74-9)
- Ethyl 2-mercapto-1H-imidazole-4-carboxylate (CAS 64038-64-8)
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Recommended Standards
- 2-Thioxodihydropyrimidine-4,5,6(1H)-trione 5-oxime (CAS 23036-77-3)
- 3-Nitrothiophene-2-carboxylic acid (CAS 89283-80-7)
- 2-Amino-3-(5-fluoro-1H-imidazol-4-yl)propanoic acid (CAS 57372-70-0)
- Ethyl 4-(Chloromethyl)-2-phenylthiazole-5-carboxylate (CAS 83983-12-4)
- N-Fmoc-D-Ser(Et)-OH (CAS 2093993-48-5)
- H-Met-Met-OH (CAS 7349-78-2)
- RDN-Th-Br (CAS 1087689-75-5)
- 6-(Cyclohexylthio)-4-methylnicotinic acid (CAS 1355233-85-0)
- 5-(Trifluoromethyl)-1H-benzo[d]imidazole-2-carboxylic acid (CAS 2107-39-3)
- D-[Ala]24-Semaglutide (CAS CATO-C4X-2226126)
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