(S)-3-(1-Hydroxyethyl)-4-methyl-1H-1,2,4-triazole-5(4H)-thione CAS 149762-20-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 149762-20-9 |
| Molecular Formula | C5H9N3OS |
| Molecular Weight | 159.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (S)-3-(1-Hydroxyethyl)-4-methyl-1H-1,2,4-triazole-5(4H)-thione (CAS 149762-20-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H9N3OS. Molecular weight: 159.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H9N3OS |
| Molecular Weight | 159.21 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related S Standards
- 3-(1-Hydroxyethyl)-4-methyl-1H-1,2,4-triazole-5(4H)-thione (CAS 149762-19-6)
- (2-Hydroxyethyl)-methylcarbamic acid allyl ester (CAS 1339652-25-3)
- 1-[(2-Hydroxyethyl)amino]cyclobutane-1-carboxylic acid (CAS 1524928-07-1)
- (S)-2-Hydroxyethyl pyrrolidine-2-carboxylate (CAS 733697-14-8)
- 5-(2-Hydroxyethyl)-5-methyloxazolidine-2,4-dione (CAS 124315-43-1)
- (S)-5-(2-hydroxyethyl)-2,2-dimethyl-1,3-dioxolan-4-one (CAS 124724-88-5)
- 3-(2-Hydroxyethyl)tetrahydrofuran-3-carboxylic acid (CAS 1508378-26-4)
- (R)-5-(2-hydroxyethyl)-2,2-dimethyl-1,3-dioxolan-4-one (CAS 174563-88-3)
Recommended Standards
- 3-(1-Methoxyethyl)-1,2,4-thiadiazol-5-amine (CAS 1532599-27-1)
- Ranitidine EP Impurity G (CAS 148639-72-9)
- 3-Ethynylthieno[2,3-b]pyridine (CAS 153971-95-0)
- Dimethyl 1H-imidazole-2,5-dicarboxylate (CAS 97602-73-8)
- 2-Fluoro-1,5-dimethyl-3-nitrobenzene (CAS 320-74-1)
- 6-Bromo-N-(1h-pyrazol-3-yl)-2h-chromene-3-carboxamide (CAS 1281310-11-9)
- 4-{2-[(3-fluorophenyl)methylidene]hydrazin-1-yl}benzoic acid (CAS 325729-60-0)
- Musk Xylene (CAS 81-15-2)
- Nepafenac Impurity 6 (CAS 7500-78-9)
- Semaglutide（sodium salt） (CAS CATO-C4X-222619)
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