(E)-1,3-Diphenyl-4-(phenyldiazenyl)-1H-pyrazol-5-amine CAS 100644-98-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 100644-98-2 |
| Molecular Formula | C21H17N5 |
| Molecular Weight | 339.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-1,3-Diphenyl-4-(phenyldiazenyl)-1H-pyrazol-5-amine (CAS 100644-98-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H17N5. Molecular weight: 339.39 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H17N5 |
| Molecular Weight | 339.39 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 5 |
Related E Standards
- 2-(3,4-Diphenyl-1H-pyrrol-2-yl)benzoic acid (CAS 22129-82-4)
- N-(1,3-Diphenyl-1H-pyrazol-5-yl)benzamide (CAS 77746-90-8)
- 4-(1-Ethyl-4,5-diphenyl-1H-imidazol-2-yl)aniline (CAS 918664-38-7)
- Diphenyl benzylphosphoramidate (CAS 33985-75-0)
- 1,3-Diphenyl-6-(trifluoromethyl)-1H-pyrazolo[4,3-b]pyridine (CAS 400089-20-5)
- (2-(3,5-Diphenyl-1H-pyrazol-1-yl)phenyl)boronic acid (CAS 922730-47-0)
- (4-(4,5-Diphenyl-1H-imidazol-2-yl)phenyl)boronic acid (CAS 264889-14-7)
- Diphenyl (hydroxy(phenyl)methyl)phosphonate (CAS 52364-32-6)
Recommended Standards
- (3aR,5 inverted exclamation markaS,7aR)-Dihydro-2,2-dimethyl-3 inverted exclamation marka-(4-methylphenyl)-spiro[6H-1,3-dioxolo[4,5-c]pyran-6,5 inverted exclamation marka-oxazolidine]-2 inverted exclamation marka,7(4H)-dione 403501-30-4 Shi Epoxidation Oxazolidinone Methyl Catalyst (CAS 403501-30-4)
- 2-[2-(3,5-dimethylphenoxy)acetyl]-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 1008369-07-0)
- Phenylpropyl 2-acetamido-2-deoxy-β-D-glucopyranoside (CAS 220341-09-3)
- 4-Ethyl-pentafluoroethylbenzene (CAS 1429056-24-5)
- 5-Amino-4-methylpentanoic acid hydrochloride (CAS 1423024-55-8)
- 2-[3,4-Dihydro-1(2H)-quinolinyl]-5-(trifluoromethyl)aniline (CAS 937596-29-7)
- (R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(1-benzyl-1H-imidazol-4-yl)propanoic acid (CAS 1417638-37-9)
- methyl 2-(3-hydroxycyclobutyl)acetate (CAS 1148130-13-5)
- 4-Chloro-8-methylpyrazolo[1,5-a][1,3,5]triazine (CAS 1196153-61-3)
- His-Cyclic-Semaglutide (CAS CATO-C4X-2226182)
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