N'-Benzylidene-3-(4-isobutylphenyl)-1H-pyrazole-5-carbohydrazide CAS 303107-06-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303107-06-4 |
| Molecular Formula | C21H22N4O |
| Molecular Weight | 346.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies N'-Benzylidene-3-(4-isobutylphenyl)-1H-pyrazole-5-carbohydrazide (CAS 303107-06-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H22N4O. Molecular weight: 346.43 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H22N4O |
| Molecular Weight | 346.43 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- N-(5-Methylisoxazol-3-yl)-2-((3-(o-tolyl)-1,2,4-thiadiazol-5-yl)thio)acetamide (CAS 864918-94-5)
- N-Phenyl-4-(quinolin-3-ylmethyl)piperazine-1-carboxamide (CAS 898235-65-9)
- N-(4-(5-Mercapto-4-methyl-4H-1,2,4-triazol-3-yl)phenyl)benzenesulfonamide (CAS 917747-39-8)
- 2,2-dimethyl-2,3-dihydro-1-benzofuran-7-sulfonyl chloride (CAS 87254-52-2)
- 4-CYANO-TEMPO (CAS 38078-71-6)
- 6-Isopropoxy-5-nitro-1H-indazole (CAS 1420680-42-7)
- (4-Aminopiperidin-1-yl)(3-nitrophenyl)methanone hydrochloride (CAS 1158401-25-2)
- (S)-2-(4-bromo-3-chloro-2-methylphenyl)pyrrolidine (CAS 1704003-53-1)
- 2-((4-(Dimethylamino)benzyl)amino)propan-1-ol (CAS 1154901-20-8)
- Semaglutide impurity 32 (CAS CATO-C4X-222632)
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