1-(4-Isopropylphenyl)-3-(5-phenyl-1-(2,4,6-trichlorophenyl)-1H-pyrazol-4-yl)urea CAS 956624-39-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956624-39-8 |
| Molecular Formula | C25H21Cl3N4O |
| Molecular Weight | 499.82 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(4-Isopropylphenyl)-3-(5-phenyl-1-(2,4,6-trichlorophenyl)-1H-pyrazol-4-yl)urea (CAS 956624-39-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C25H21Cl3N4O. Molecular weight: 499.82 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C25H21Cl3N4O |
| Molecular Weight | 499.82 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Isopropylphenyl Standards
- N-(2-Isopropylphenyl)-2-((3-(4-methoxyphenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 476485-64-0)
- N-(4-Isopropylphenyl)-2-((3-(4-methoxyphenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 477332-66-4)
- 1,4-Bis((4-isopropylphenyl)amino)anthracene-9,10-dione (CAS 91998-15-1)
- 1,5-Bis((4-isopropylphenyl)amino)anthracene-9,10-dione (CAS 71335-92-7)
- (R)-4’-[1-[(4-Isopropylphenyl)carbamoyl]pyrrolidine-2-carboxamido]-[1,1’-biphenyl]-4-carboxylic Acid (CAS 3059496-70-4)
- Tris(2-isopropylphenyl) Phosphate (CAS 64532-95-2)
- Tris(4-isopropylphenyl) Phosphate (CAS 2502-15-0)
- Isopropylphenyl Phosphate (CAS 68937-41-7)
Recommended Standards
- 2,3,5-Triiodobenzoic Acid (CAS 88-82-4)
- 4,4-Diamino-3,3,5,5-tetrabromobiphenyl (CAS 62477-23-0)
- 3,4,5-Triiodobenzoic acid (CAS 2338-20-7)
- 1-(Tetrahydro-2H-pyran-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-6-(trifluoromethyl)-1H-indazole (CAS 1454301-68-8)
- ethyl 2-amino-2-methyl-3-phenylpropanoate (CAS 46438-07-7)
- 4-Chloro-N-(p-tolyl)aniline (CAS 21648-16-8)
- 2-{[(5-methylisoxazol-3-yl)methyl]thio}benzoic acid (CAS 854357-41-8)
- (R)-4-([1,1'-Biphenyl]-4-yl)-3-aminobutanoic acid hydrochloride (CAS 1993045-70-7)
- 4-Chloro-7-methoxy-6-(methylthio)pyrido[3,2-d]pyrimidine (CAS 1263363-54-7)
- Semaglutide-d5 (CAS CATO-C4X-2226153)
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