1-(4-Chlorophenyl)-3-[5-phenyl-1-(2,4,6-trichlorophenyl)-1H-pyrazol-4-yl]urea CAS 956370-74-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956370-74-4 |
| Molecular Formula | C22H14Cl4N4O |
| Molecular Weight | 492.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-(4-Chlorophenyl)-3-[5-phenyl-1-(2,4,6-trichlorophenyl)-1H-pyrazol-4-yl]urea (CAS 956370-74-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C22H14Cl4N4O. Molecular weight: 492.18 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C22H14Cl4N4O |
| Molecular Weight | 492.18 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 Chlorophenyl Standards
- 2-((6R)-4-(4-chlorophenyl)-2,3,9-trimethyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepin-6-yl)-N-(4-hydroxyphenyl)acetamide (CAS 1983196-25-3)
- 3-((4-Chlorophenyl)sulfonyl)-2-imino-10-methyl-1-(pyridin-3-ylmethyl)-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one (CAS 577987-20-3)
- 1-(4-Chlorophenyl)-3-(4-ethyl-5-((3-(trifluoromethyl)benzyl)thio)-4H-1,2,4-triazol-3-yl)pyridazin-4(1H)-one (CAS 478077-63-3)
- 3-[(4-Chlorophenyl)methanesulfinyl]-4-phenyl-5-{[3-(trifluoromethyl)phenoxy]methyl}-4H-1,2,4-triazole (CAS 956159-47-0)
- 5-((4-Chlorophenyl)thio)-4-(((2,6-dichlorophenyl)thio)methyl)-1-methyl-3-phenyl-1H-pyrazole (CAS 318951-85-8)
- N-[(4-Chlorophenyl)methyl]-1-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-5-(trifluoromethyl)-1H-pyrazole-4-carboxamide (CAS 321848-21-9)
- 2-((5-(4-Chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)-N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)acetamide (CAS 477331-34-3)
- Methyl 4-(2-((5-(4-chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)acetamido)benzoate (CAS 332947-83-8)
Recommended Standards
- (3-(3-((2,4-Dichlorobenzyl)oxy)phenyl)-1H-pyrazol-1-yl)(3,4-dichlorophenyl)methanone (CAS 477712-59-7)
- 4,4'-(Hydrazine-1,2-diylbis(oxomethylene))bis(4,1-phenylene)diboronic acid, pinaool ester (CAS 2096338-52-0)
- ((2R,3S,5R)-3-Hydroxy-5-(6-oxo-3,6-dihydro-9H-purin-9-yl)tetrahydrofuran-2-yl)methyl tetrahydrogen triphosphate (CAS 16595-02-1)
- Ethylenediaminetetraacetic-d12 Acid (CAS 203806-08-0)
- N-(4-(Bromomethyl)phenyl)pivalamide (CAS 137105-37-4)
- Ethyl 6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-2-carboxylate (CAS 153597-59-2)
- 2-(M-tolyl)hydrazine-1-carbothioamide (CAS 65078-18-4)
- (5-(4-Iodophenyl)furan-2-yl)methanol (CAS 406947-12-4)
- tert-Butyl 3-(2-methoxy-2-oxoethyl)piperazine-1-carboxylate hydrochloride (CAS 1858241-30-1)
- Tirzepatide Impurity 26 X TFA Salt (CAS CATO-C4X-324026)
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