Methyl 2,3-dichloro-propenoate CAS 3533-69-5
| CAS No. | 3533-69-5 |
| Molecular Formula | C4H4Cl2O2 |
| Molecular Weight | 154.98 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Methyl 2,3-dichloro-propenoate (C4H4Cl2O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 154.98 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Methyl 2,3-dichloro-propenoate (CAS 3533-69-5), molecular formula C4H4Cl2O2 and molecular weight 154.98 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures Methyl 2,3-dichloro-propenoate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C4H4Cl2O2 |
| Molecular Weight | 154.98 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
Related Methyl Standards
- 2,5-Dichloro-1,3,4-thiadiazole (CAS 32998-28-0)
- 3,4-Dichloro-1,2,5-thiadiazole (CAS 5728-20-1)
- 3,5-Dichloro-1,2,4-thiadiazole (CAS 2254-88-8)
- 4,5-Dichloro-1,3-dioxol-2-one (CAS 17994-23-9)
- 1,1-Dichloro-2-ethoxycyclopropane (CAS 7363-99-7)
- 1,5-Dichloro-3-pentanone (CAS 3592-25-4)
- 1,1-Dichloro-3,3-dimethylbutane (CAS 6130-96-7)
- 1,4-Dichloro-2,2-dimethylbutane (CAS 440680-51-3)
Recommended Standards
- 4-Chloro-3-Oxobutyryl Chloride (CAS 41295-64-1)
- Succinyl chloride (CAS 543-20-4)
- 2,2-dichlorocyclopropanecarboxylic acid (CAS 5365-14-0)
- (S)-3-bromopropane-1,2-diol (CAS 137490-63-2)
- N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-((4-ethyl-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 578733-12-7)
- tert-Butyl ((4-formyl-6-nitropyridin-2-yl)methyl)carbamate (CAS 1393530-50-1)
- (S)-Benzyl (4-hydroxybutan-2-yl)carbamate (CAS 168827-91-6)
- Relugolix Impurity 46 (CAS CATO-C4X-242946)
- Methyl 4-(5-formylpyridin-2-yl)benzoate (CAS 834884-66-1)
- 6-Methoxy-1,4-dimethyl-9H-carbazole-3-carbaldehyde (CAS 18073-15-9)
- Ethyl 6-chloro-2-methoxynicotinate (CAS 106718-97-2)
- 3-(Benzyloxy)-2-((propionyloxy)methoxy)propyl propionate (CAS 194204-51-8)
- tert-Butyl 4-(3-cyano-6-phenylpyridin-2-yl)piperazine-1-carboxylate (CAS 946385-51-9)
- Semaglutide Impurity 13 (CAS CATO-C4X-222613)
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