Ethyl (Z)-4-bromo-2,3-difluorobut-2-enoate CAS 108642-82-6
| CAS No. | 108642-82-6 |
| Molecular Formula | C6H7BrF2O2 |
| Molecular Weight | 229.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 229.02 g/mol gives Ethyl (Z)-4-bromo-2,3-difluorobut-2-enoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Ethyl (Z)-4-bromo-2,3-difluorobut-2-enoate (CAS 108642-82-6), molecular formula C6H7BrF2O2 and molecular weight 229.02 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, Ethyl (Z)-4-bromo-2,3-difluorobut-2-enoate is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 229.02 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.
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 Ethyl (Z)-4-bromo-2,3-difluorobut-2-enoate 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 | C6H7BrF2O2 |
| Molecular Weight | 229.02 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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.) | 1988 |
| Halogen Content | F/Br-containing |
Recommended Standards
- 6,7-Dichlorophthalazine-5,8-dione (CAS 102072-85-5)
- 1-Bromo-4-ethoxy-1,1-difluorobut-3-en-2-one (CAS 1186025-41-1)
- 6,7-Dichloroquinoxaline-5,8-dione (CAS 102072-82-2)
- (E)-Ethyl 4-bromo-4,4-difluorobut-2-enoate (CAS 1824708-65-7)
- 2,5-Di-p-tolyl-1,3,4-oxadiazole (CAS 2491-91-0)
- Norit(R) A pract. (CAS 64365-11-3)
- 2-(4-(2-Methoxyphenyl)piperazin-1-yl)-5-(prop-2-yn-1-ylthio)-1,3,4-thiadiazole (CAS 1105252-40-1)
- Astringin (CAS 29884-49-9)
- 887353-69-7 p-(1-Bromo-2-chloro)ethyl Anisol Discontinued (CAS 887353-69-7)
- 1-Bromopent-1-yne (CAS 14752-60-4)
- 3-(1H-Indazol-3-yl)propanoic acid (CAS 214541-51-2)
- 4-Methyl-6-nitrobenzo[d][1,3]dioxole-5-carboxylic acid (CAS 861588-35-4)
- 2-Piperidin-4-ylmethyl-pyrazine dihydrochloride (CAS 1361114-88-6)
- Biotinyl-Neuropeptide Y (human, rat) trifluoroacetate salt (CAS 213779-13-6)
Why CATO?
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