3-(4-Chlorophenyl)-4-ethyl-5-(methylthio)-4H-1,2,4-triazole CAS 31409-18-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 31409-18-4 |
| Molecular Formula | C11H12ClN3S |
| Molecular Weight | 253.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(4-Chlorophenyl)-4-ethyl-5-(methylthio)-4H-1,2,4-triazole (CAS 31409-18-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H12ClN3S. Molecular weight: 253.75 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H12ClN3S |
| Molecular Weight | 253.75 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- 1-[2-(4-chlorophenyl)-4-methyl-1,3-thiazol-5-yl]ethan-1-ol (CAS 308088-16-6)
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Recommended Standards
- 2-Chloro-N-propyl-N-(tetrahydro-1,1-dioxido-3-thienyl)acetamide (CAS 727694-68-0)
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- 2-Chloro-n-(1,1-dioxo-1lambda6-thiolan-3-yl)-n-ethylpropanamide (CAS 879319-18-3)
- 4-Chloro-2-methanesulfinyl-6-methoxy-pyrimidine (CAS 1353979-52-8)
- 1-((1-Benzylpiperidin-4-yl)amino)hexan-2-ol (CAS 866151-36-2)
- Iopromide Impurity 28 (CAS CATO-C4X-183228)
- Butyl[(2,4-difluorophenyl)methyl]amine (CAS 1019619-01-2)
- 4,4'-Methylenebis(2-ethyl-3-methylaniline) (CAS 1632285-94-9)
- 2879-20-1 3',4'-EthylenedioxyacetophenonE;1-(2,3-Dihydro-1,4-benzodioxin-6-yl)ethan-1-one;1-(2,3-Dihydro-1,4-benzodioxin-6-yl)ethanone 6-Acetyl-1,4-benzodioxane A25562 (CAS 2879-20-1)
- Atrial Natriuretic Peptide (ANP)(1-28) Alpha (Human, Ovine, Canine) (CAS 91917-63-4)
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