1-(3-Methyl-5-thioxo-1H-1,2,4-triazol-4(5H)-yl)ethanone CAS 149747-26-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 149747-26-2 |
| Molecular Formula | C5H7N3OS |
| Molecular Weight | 157.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-(3-Methyl-5-thioxo-1H-1,2,4-triazol-4(5H)-yl)ethanone (CAS 149747-26-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H7N3OS. Molecular weight: 157.19 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H7N3OS |
| Molecular Weight | 157.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 1-(3-Methyl-5-thioxo-2,5-dihydro-1H-1,2,4-triazol-1-yl)ethanone (CAS 385381-78-2)
- 2-(3-Thioxo-3H-1,2,4-triazol-5-yl)acetic acid (CAS 65926-79-6)
- 6-Thioxo-5,7-diazaspiro[3.4]octan-8-one (CAS 1556929-79-3)
- 1-(3-Methyl-5-thioxo-4,5-dihydro-1H-pyrazol-4-yl)ethanone (CAS 211988-12-4)
- 3-Ethyl-4-thioxo-3,4-dihydropyrimidin-2(1H)-one (CAS 50680-83-6)
- 2-(5-Thioxo-1,5-dihydro-4H-1,2,4-triazol-4-yl)acetamide (CAS 522644-59-3)
- 3-Methyl-2-thioxo-2,3-dihydro-1H-imidazole-4-carboxylic acid (CAS 64038-57-9)
- 4-Methyl-5-thioxo-4,5-dihydro-1H-1,2,4-triazole-3-carboxamide (CAS 61320-82-9)
Recommended Standards
- cis-7-Fluorohexahydroindolizin-3(2H)-one (CAS 148855-27-0)
- 2-(Isothiazol-3-yl)propanoic acid (CAS 1500343-54-3)
- 2-Amino-4-methylthiophene-3-carboxylic acid (CAS 14770-81-1)
- 1-(1-Chloro-2,2,2-Trifluoro-Ethyl)-3-(Trifluoromethyl)Benzene (CAS 2925-57-7)
- 3-Bromo-2-nitro-9H-fluorene (CAS 77900-92-6)
- 5-(Aminomethyl)isoindoline-1,3-dione (CAS 1368873-78-2)
- Sitagliptin Impurity 78 HCl (CAS 1485732-85-1(free base))
- Ethyl 4-(cyclopentanecarbonyl)benzoate (CAS 898791-40-7)
- 5,7-Dimethylbenzofuran-2,3-dione (CAS 31297-28-6)
- Polymyxin B nonapeptide TFA (CAS 2220175-42-6)
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