C09KK5D2T2 20595-45-3 2,4-Dichlorocinnamic acid, (E)- UNII-C09KK5D2T2 3-(2,4-Dichlorophenyl)-2-propenoic acid, (E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (2E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (E)- Cinnamic acid, 2,4-dichloro-, (E)- (2E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)acrylic acid NSC-52174 2,4-Dichlorocinnamic acid, trans- trans-3-(2,4-Dichlorophenyl)-2-propenoic acid trans-2,4-Dichlorocinnamic acid CAS 20595-45-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20595-45-3 |
| Molecular Formula | C9H6Cl2O2 |
| Molecular Weight | 217.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
C09KK5D2T2 20595-45-3 2,4-Dichlorocinnamic acid, (E)- UNII-C09KK5D2T2 3-(2,4-Dichlorophenyl)-2-propenoic acid, (E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (2E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (E)- Cinnamic acid, 2,4-dichloro-, (E)- (2E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)acrylic acid NSC-52174 2,4-Dichlorocinnamic acid, trans- trans-3-(2,4-Dichlorophenyl)-2-propenoic acid trans-2,4-Dichlorocinnamic acid (CAS 20595-45-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H6Cl2O2. Molecular weight: 217.05 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H6Cl2O2 |
| Molecular Weight | 217.05 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Cl-containing |
Recommended Standards
- 7,8-Dichloro-3,4-dihydro-2h-1-benzopyran-4-one (CAS 27407-09-6)
- Opicapone impurity 60 (CAS CATO-C4X-240460)
- 6,8-Dichlorochroman-4-one (CAS 49660-60-8)
- 2-[2-(2-Phenyladamantan-2-yl)acetamido]ethyl thiophene-2-carboxylate (CAS 400078-88-8)
- 1-(Ethoxymethyl)cyclobutane-1-carboxylic acid (CAS 1387557-17-6)
- 1-[4-(trifluoromethyl)phenyl]-1H-pyrazol-4-amine (CAS 1251264-73-9)
- Methyl 2-amino-3-chloro-5-(trifluoromethyl)benzoate (CAS 1806927-85-4)
- (Z)-N-(3-Methylbenzo[d]thiazol-2(3H)-ylidene)-2-((2-oxo-2-(pyrrolidin-1-yl)ethyl)thio)acetamide (CAS 1164549-53-4)
- 5-Bromo-1-ethyl-1H-imidazole (CAS 1429028-32-9)
- Des-Ser32-Tirzepatide (CAS CATO-CPTD788942)
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