(E)-3-(3-(3-bromophenyl)-1-phenyl-1H-pyrazol-4-yl)acrylic acid CAS 372107-21-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 372107-21-6 |
| Molecular Formula | C18H13BrN2O2 |
| Molecular Weight | 369.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (E)-3-(3-(3-bromophenyl)-1-phenyl-1H-pyrazol-4-yl)acrylic acid (CAS 372107-21-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H13BrN2O2. Molecular weight: 369.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C18H13BrN2O2 |
| Molecular Weight | 369.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related E Standards
- 3-(3-(4-Bromophenyl)-1-phenyl-1h-pyrazol-4-yl)acrylic acid (CAS 108446-73-7)
- 2-(2-(4-Bromophenyl)-2-oxoethylidene)-5-(p-tolyl)furan-3(2H)-one (CAS 139292-29-8)
- 3-(2-Bromophenyl)-6-ethoxy-[1,2,4]triazolo[3,4-a]phthalazine (CAS 87540-41-8)
- Ethyl 4-(4-bromophenyl)sulfonylbenzoate (CAS 141212-53-5)
- Methyl 3-[(4-bromophenyl)sulfonylmethyl]benzoate (CAS 143427-33-2)
- (2E)-3-(4-Bromophenyl)-N-[2-(1H-indol-3-yl)ethyl]prop-2-enamide (CAS 1025695-93-5)
- N-(4-((3-Bromophenyl)amino)quinazolin-6-yl)propionamide (CAS 216163-53-0)
- N-(4-bromophenyl)-2-((naphthalen-1-ylmethyl)amino)acetamide (CAS 303091-49-8)
Recommended Standards
- 1-(Tert-butyl) 5-ethyl 3-bromo-1H-indazole-1,5-dicarboxylate (CAS 1547025-27-3)
- 4-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(4-(trifluoromethyl)phenyl)thiazole (CAS 690631-96-0)
- 3-Bromo-5-fluoro-1-tosyl-1H-pyrrolo[2,3-b]pyridine (CAS 1417421-99-8)
- [1,1'-Biphenyl]-3,3',4,4'-tetraamine tetrahydrochloride dihydrate (CAS 167684-17-5)
- 2-Fluorobenzotrichloride (CAS 488-98-2)
- 1-(2,4-Difluorophenyl)cyclopentanecarbonitrile (CAS 1260758-81-3)
- Ioversol Impurity 26 (CAS CATO-C4X-209126)
- Iron, [2,9-bis(2,4,6-trimethylphenyl)-1,10-phenanthroline-κN1,κN10]dichloro-, (T-4)- (CAS 2173362-94-0)
- 4-(Aminomethyl)-N-hydroxybenzimidamide (CAS 328552-93-8)
- Allo-Thr7-Tirzepatide (CAS CATO-CPTD788933)
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