N-(1-(1,3-Diphenyl-1H-pyrazol-4-yl)-3-hydrazinyl-3-oxoprop-1-en-2-yl)-4-methylbenzamide CAS 306281-21-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 306281-21-0 |
| Molecular Formula | C26H23N5O2 |
| Molecular Weight | 437.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(1-(1,3-Diphenyl-1H-pyrazol-4-yl)-3-hydrazinyl-3-oxoprop-1-en-2-yl)-4-methylbenzamide (CAS 306281-21-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H23N5O2. Molecular weight: 437.49 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C26H23N5O2 |
| Molecular Weight | 437.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 5 |
Related N Standards
- Diphenyl ((4-bromophenyl)chloromethyl)phosphonate (CAS 189099-56-7)
- 2,2'-Diphenyl-[1,1'-binaphthalene]-4,4'-diamine (CAS 119697-25-5)
- 3,3'-Diphenyl-[1,1'-binaphthalene]-2,2'-diamine (CAS 1229013-43-7)
- 2-(3-(4,5-Diphenyl-[2,4'-bioxazol]-5'-yl)phenoxy)acetic acid (CAS 152575-66-1)
- (1S)-3,3'-Diphenyl[1,1'-binaphthalene]-2,2'-diamine (CAS 906373-49-7)
- (R)-3,3'-Diphenyl-1,1'-binaphthyl-2,2'-diamine (CAS 906373-48-6)
- (S)-3,3'-Diphenyl-1,1'-binaphthalene-2,2'-diol (CAS 102490-05-1)
- (4-(3,6-Diphenyl-9H-carbazol-9-yl)phenyl)boronic acid (CAS 607739-93-5)
Recommended Standards
- Fmoc-(S)-3-Amino-3-(2-naphthyl)-propioni c acid (CAS 507472-11-9)
- WWL70 (CAS 947669-91-2)
- Fmoc-(R,S)-3-amino-3-(2-naphthyl)propionic acid (CAS 269078-81-1)
- 3-Chloro-2-nitrobenzyl bromide (CAS 56433-00-2)
- 2-Amino-4-fluoro-3-methoxybenzoic Acid (CAS 126480-32-8)
- 5-Fluorothieno[3,2-b]thiophene-2-carbaldehyde (CAS 2573123-12-1)
- 1,1,1-Triphenyl-2,5,8,11,14,17,20-heptaoxadocosan-22-ol (CAS 745048-17-3)
- 6,7-Difluoro-2-methyl-1H-benzo[d]imidazole (CAS 229957-09-9)
- 5-(Butan-2-yl)-1,2,4-oxadiazol-3-amine (CAS 1340524-25-5)
- Peptide Impurity 12 (CAS CATO-CPTD788812)
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