(Z)-3-(2,4-Dichlorophenyl)acrylic acid CAS 20595-46-4
| CAS No. | 20595-46-4 |
| Molecular Formula | C9H6Cl2O2 |
| Molecular Weight | 217.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system, (Z)-3-(2,4-Dichlorophenyl)acrylic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 217.05 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
(Z)-3-(2,4-Dichlorophenyl)acrylic acid (CAS 20595-46-4) is a high-purity analytical reference standard with the molecular formula C9H6Cl2O2 and a molecular weight of 217.05 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (Z)-3-(2,4-Dichlorophenyl)acrylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
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 |
Related Z Standards
- (2E)-3-(2,5-dichlorophenyl)prop-2-enoic acid 101869-82-3 3-(2,5-dichlorophenyl)prop-2-enoic acid (CAS 101869-82-3)
- 3-(2,5-Dichlorophenyl)-3-oxopropanal (CAS 1019029-74-3)
- 3-(2,4-Dichlorophenyl)-3-oxopropanal (CAS 162251-01-6)
- (2E)-3-(2,3-dichlorophenyl)acrylic acid (CAS 34164-42-6)
- (E)-3-(2,3-Dichlorophenyl)acrylic acid (CAS 20595-44-2)
- (E)-3-(2,5-Dichlorophenyl)acrylic acid (CAS 20595-47-5)
- 1-(3,5-Dichlorophenyl)propane-1,2-dione (CAS 386715-49-7)
- 2-(3,4-Dichlorophenyl)malonaldehyde (CAS 849936-29-4)
Recommended Standards
- 2,4-Dichloro-7,8-dihydroquinazolin-6(5H)-one (CAS 944902-36-7)
- 5-CHloro-2-chloromethyl-benzooxazol-6-ylamine (CAS 1935533-73-5)
- 2,5-Dichloro-6-methoxy-4-methylnicotinonitrile (CAS 886047-45-6)
- 3,5-Dichloro-6-cyclopropylpyrazine-2-carbaldehyde (CAS 1935107-83-7)
- 2-(4-Phenylthiazol-2-yl)acetonitrile (CAS 41381-89-9)
- Methyl 4-(4-(3-(pyridin-2-yl)-1H-pyrazol-4-yl)pyridin-2-yl)benzoate (CAS 886444-10-6)
- 2-Methyleneoctanenitrile (CAS 5633-86-3)
- N,N'-(1,3-Phenylenebis(methylene))bis(furan-2-carboxamide) (CAS 415694-42-7)
- methyl 4-methoxy-1,2,5-thiadiazole-3-carboxylate (CAS 89322-93-0)
- Atracurium Impurity 10 Iodide (Mixture of Diastereomers) (CAS CATO-C4X-185047)
- Anisole-d3 (methyl-d3) (CAS 4019-63-0)
- Calcium folinate Impurity 19 (CAS 77314-00-2)
- 8-(3-(Trifluoromethyl)pyridin-2-yl)-1,4-dioxa-8-azaspiro[4.5]Decane (CAS 801306-54-7)
- Peptide YY (human) trifluoroacetate salt (CAS 118997-30-1)
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 18665070610 / Nicole.chen@cato-chem.com