Ethyl 1-(o-tolyl)-1H-1,2,4-triazole-3-carboxylate CAS 1245646-71-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1245646-71-2 |
| Molecular Formula | C12H13N3O2 |
| Molecular Weight | 231.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
Ethyl 1-(o-tolyl)-1H-1,2,4-triazole-3-carboxylate (CAS 1245646-71-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H13N3O2. Molecular weight: 231.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H13N3O2 |
| Molecular Weight | 231.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 3 |
Recommended Standards
- Ethyl 1-(m-tolyl)-1H-1,2,4-triazole-3-carboxylate (CAS 1245646-70-1)
- 1-(3-Isopropylphenyl)-1H-1,2,4-triazole-3-carboxylic acid (CAS 1245648-30-9)
- Ethyl 1-(p-tolyl)-1H-1,2,4-triazole-3-carboxylate (CAS 1245645-54-8)
- Cycloheptane-1,4-diol (CAS 100948-92-3)
- 3,6-Dibromo-4-methylpyridazine (CAS 89284-10-6)
- 3-((1H-1,2,4-triazol-5-yl)amino)-5,5-dimethylcyclohex-2-en-1-one (CAS 696657-58-6)
- Diethyl 2-(((6-aminopyridin-2-yl)amino)methylene)malonate (CAS 33007-33-9)
- Raloxifene 4'-glucuronide (CAS 182507-22-8)
- 1-((4-Methyl-4H-1,2,4-triazol-3-yl)methyl)piperazine (CAS 1248446-13-0)
- Neuropeptide Y, human (CAS 98264-90-5)
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