1H-1,2,4-Triazole-3-carbohydrazide CAS 21732-98-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21732-98-9 |
| Molecular Formula | C3H5N5O |
| Molecular Weight | 127.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1H-1,2,4-Triazole-3-carbohydrazide (CAS 21732-98-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C3H5N5O. Molecular weight: 127.10 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C3H5N5O |
| Molecular Weight | 127.10 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.) | 1963 |
| Nitrogen Atoms | 5 |
Related H Standards
- 1h-1,2,3-Triazole-4-carbohydrazide (CAS 24650-17-7)
- 1H-1,2,4-Triazole-3-carboxamide, 5-amino-5-amino-4H-1,2,4-triazole-3-carboxamide (CAS 60016-63-9)
- 2H-1,2,3-Triazole-2-acetic acid (CAS 4320-91-6)
- 1-Methyl-1,2,3-triazole-4-boronic acid (CAS 1564271-42-6)
- 1H-1,2,3-triazole-5-carbothioamide (CAS 885280-96-6)
- 4h-1,2,4-Triazole-3-carbothioamide (CAS 3641-11-0)
- 3H-1,2,4-Triazole-3-thione, 5-ethyl-1,2-dihydro- 7271-45-6 CTK2H2178 (CAS 7271-45-6)
- 2-methyl-1,2,4-triazole-3-carboxamide (CAS 106535-35-7)
Recommended Standards
- 1-azidocyclopropane-1-carboxylic acid (CAS 82998-00-3)
- 1-Methyl-1H-1,2,3-triazole-5-carboxylic Acid (CAS 716361-91-0)
- 1-Amino-1H-pyrazole-3-carboxylic acid (CAS 99939-08-9)
- 3-Methoxy-2-methyl-2-(methylamino)propanoic acid (CAS 1248351-51-0)
- tert-Butyl 2-hydroxy-1-(hydroxymethyl)-3-methylbutylcarbamate (CAS 1353499-04-3)
- 2-(phenylamino)-4-(trifluoromethyl)pyrimidine-5-carboxylic acid (CAS 666260-38-4)
- NONALACTONE (CAS 8007-75-8)
- 2,6-Dichloro-5-methoxypyrimidin-4-amine (CAS 1126320-54-4)
- 2-Phenyl-2,6-dihydro-4H-thieno[3,4-c]pyrazol-3-ylamine (CAS 95469-88-8)
- Peptide 441 (CAS CATO-CPTD788441)
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