(E)-3-(4-ethoxyphenyl)acryloyl chloride CAS 77251-75-3
| CAS No. | 77251-75-3 |
| Molecular Formula | C11H11ClO2 |
| Molecular Weight | 210.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (E)-3-(4-ethoxyphenyl)acryloyl chloride.
CATO supplies (E)-3-(4-ethoxyphenyl)acryloyl chloride (CAS 77251-75-3), a certified reference material (molecular formula C11H11ClO2, MW 210.66 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H11ClO2, (E)-3-(4-ethoxyphenyl)acryloyl chloride contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 210.66 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (E)-3-(4-ethoxyphenyl)acryloyl chloride 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 | C11H11ClO2 |
| Molecular Weight | 210.66 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1979 |
| Halogen Content | Cl-containing |
Related E Standards
- 1-(4-Ethoxyphenyl)-2-(methylthio)ethan-1-one (CAS 1183414-22-3)
- 1-(3-Ethoxyphenyl)-2-(methylsulfanyl)ethan-1-one (CAS 1516367-48-8)
- Methyl 2-(4-ethoxyphenyl)-2-hydroxyacetate (CAS 1249819-89-3)
- Methyl 2-(3-ethoxyphenyl)-2-hydroxyacetate (CAS 1250699-70-7)
- 3-(4-Ethoxyphenyl)-2-hydroxypropanoic acid (CAS 175897-65-1)
- Methyl 2-(2-ethoxyphenyl)-2-hydroxyacetate (CAS 859198-84-8)
- 2-(4-Ethoxyphenyl)thiazolidine (CAS 937602-47-6)
- [(2-Ethoxyphenyl)methyl](2-methoxyethyl)amine (CAS 827328-44-9)
Recommended Standards
- (E)-3-(4-Chloro-3,5-dimethylphenyl)acrylic acid (CAS 2387419-80-7)
- 1-(2-Amino-4-chlorophenyl)pyrrolidin-2-one (CAS 926229-40-5)
- (5-Chloro-2-methoxyphenyl)(cyclopropyl)methanone (CAS 69639-86-7)
- 1-(2-Amino-5-chlorophenyl)pyrrolidin-2-one (CAS 926251-26-5)
- Atomoxetine-d3 HCl (CAS 1217776-38-9)
- Annonacin-10-One (CAS 123266-21-7)
- 1-(Boc-amino)-3-bromo-1-(3-fluorophenyl)propane (CAS 924817-99-2)
- Chetomin (CAS 1403-36-7)
- 2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pyrazine (CAS 1220526-75-9)
- 4-Iodo-5,6-dimethyl-1H-benzo[d]imidazole (CAS 2411789-56-3)
- 2-chloro-5-(chloromethyl)-3-methoxypyridine (CAS 915107-55-0)
- 3-Fluoro-4-pyrrolidinomethyl benzophenone (CAS 898776-35-7)
- Ethyl 3-amino-1,5-dimethyl-1H-pyrrole-2-carboxylate (CAS 83621-89-0)
- Semaglutide impurity 286 (CAS CATO-C4X-2226286)
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