(E)-4-(3-Chloro-2-fluorophenyl)but-3-enoic acid CAS 2455471-95-9
| CAS No. | 2455471-95-9 |
| Molecular Formula | C10H8ClFO2 |
| Molecular Weight | 214.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(E)-4-(3-Chloro-2-fluorophenyl)but-3-enoic acid (CAS 2455471-95-9) is a high-purity analytical reference standard with the molecular formula C10H8ClFO2 and a molecular weight of 214.62 g/mol.
Structurally, (E)-4-(3-Chloro-2-fluorophenyl)but-3-enoic acid (C10H8ClFO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 214.62 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures (E)-4-(3-Chloro-2-fluorophenyl)but-3-enoic acid 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 | C10H8ClFO2 |
| Molecular Weight | 214.62 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 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.) | 2000 |
| Halogen Content | F/Cl-containing |
Related E Standards
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Recommended Standards
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- 1-(2-Chloro-4-fluorophenyl)cyclopropane-1-carboxylic acid (CAS 920501-50-4)
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- (3,5-Dichlorophenyl)(2-iodophenyl)methanone (CAS 951891-56-8)
- 1-Cyclohexylethane-1-sulfonamide (CAS 1249928-80-0)
- 3-Chloro-4-iodothiophene (CAS 2160743-90-6)
- rac-Cenobamate-d4 (CAS 913087-59-9 (non-labelled))
- Etonogestrel Impurity 2 (CAS 946163-50-4)
- Isochroman-1-ylmethanamine (CAS 19158-90-8)
- 2-(4-Amino-3,5-dimethyl-1h-pyrazol-1-yl)acetic acid (CAS 956354-80-6)
- Cholecystokinin Octapeptide (1-3) (desulfated) H-Asp-Tyr-Met-OH (CAS 121880-94-2)
Why CATO?
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