(2E)-3-(3-BRomo-4-fluorophenyl)-2-propenoic acid, ethyl ester CAS 1147334-61-9
| CAS No. | 1147334-61-9 |
| Molecular Formula | C11H10BrFO2 |
| Molecular Weight | 273.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 273.10 g/mol gives (2E)-3-(3-BRomo-4-fluorophenyl)-2-propenoic acid, ethyl ester distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies (2E)-3-(3-BRomo-4-fluorophenyl)-2-propenoic acid, ethyl ester (CAS 1147334-61-9), a certified reference material (molecular formula C11H10BrFO2, MW 273.10 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H10BrFO2, (2E)-3-(3-BRomo-4-fluorophenyl)-2-propenoic acid, ethyl ester contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 273.10 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).
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.
As a certified reference material (CRM), (2E)-3-(3-BRomo-4-fluorophenyl)-2-propenoic acid, ethyl ester 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 | C11H10BrFO2 |
| Molecular Weight | 273.10 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.) | 1989 |
| Halogen Content | F/Br-containing |
Related E Standards
- 1-(2-Bromo-4-fluorophenyl)cyclobutanecarboxylic Acid (CAS 1086599-74-7)
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- 1-(4-Bromo-3-fluorophenyl)cyclobutanecarboxylic Acid (CAS 1314661-82-9)
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Recommended Standards
- Ethyl (2E)-3-(2-bromo-4-fluorophenyl)prop-2-enoate (CAS 1171825-32-3)
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- 7-(2-Ethylpiperidin-1-yl)-[1,2,4]triazolo[4,3-a]pyrimidin-3(2H)-one (CAS 1325307-48-9)
- Naproxen Dehydro Impurity (CAS 27602-79-5)
- Ethyl 2,2-difluoro-4-iodo-4-(trimethylsilyl)butanoate (CAS 127224-11-7)
- 2-(Pyridin-2-ylsulfonyl)acetic acid (CAS 773109-71-0)
- (4-Chloro-6-methylpyridin-3-yl)methanol (CAS 1142189-03-4)
- 81988-89-8 UH11FDQ454 Ramoplanin A(sub 3) Ramoplanin A3 (S)-2-(3-Chloro-4-hydroxyphenyl)-N-(N(sup 2)-((2Z,4Z)-8-methyl-2,4-nonadienoyl)-(S)-asparaginyl-(2S,3S)-3-hydroxyasparaginyl-(R)-2-(p-hydroxyphenyl)glycyl-(R)-ornithyl-(2R,3R)-allothreonyl-2-(p-hydroxyphenyl)glycyl-2-(p-hydroxyphenyl)glycyl-(2S,3S)-allothreonyl-(S)-phenylalanyl-(R)-ornithyl-(S)-2-(p-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycyl-(2R,3R)-allothreonyl-(S)-2-(p-hydroxyphenyl)glycylglycyl-(S)-leucyl-(R)-alanyl)glycine psi1-lactone Ramoplanin A 1 (peptide moiety), 1-(N(sup 2)-methyl-1-oxo-2,4-nonadienyl)-L-asparagine)-11-(L-2-(4-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycine)-, (Z,Z)- UNII-UH11FDQ454 (CAS 81988-89-8)
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