4-Bromo-1,1,2-trifluoro-1-butene CAS 10493-44-4
| CAS No. | 10493-44-4 |
| Molecular Formula | C4H4BrF3 |
| Molecular Weight | 188.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-Bromo-1,1,2-trifluoro-1-butene is closely related to fluorine/bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4-Bromo-1,1,2-trifluoro-1-butene (CAS 10493-44-4) is a high-purity analytical reference standard with the molecular formula C4H4BrF3 and a molecular weight of 188.97 g/mol.
The molecular framework of 4-Bromo-1,1,2-trifluoro-1-butene (C4H4BrF3) is characterized by fluorine/bromine substitution. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.
As a certified reference material (CRM), 4-Bromo-1,1,2-trifluoro-1-butene 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 | C4H4BrF3 |
| Molecular Weight | 188.97 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1959 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
- 3-Bromo-3,3-difluoropropanoic acid (CAS 130312-65-1)
- 3-bromo-2,2-difluoropropanoic acid (CAS 133281-20-6)
- 4-Bromo-4,4-difluorobutan-1-ol (CAS 155957-60-1)
- 5-Bromo-3-methylpyrazin-2-ol (CAS 100047-56-1)
- 2-Bromo-5-hydrazinylpyrazine (CAS 1001050-24-3)
- (4-bromo-1H-pyrazol-1-yl)acetaldehyde (CAS 1007550-84-6)
- 6-Bromo-2-methyl-3(2H)-pyridazinone (CAS 1123169-25-4)
- 2-Bromo-5-hydrazinylpyrimidine (CAS 1174413-61-6)
Recommended Standards
- Methyl Bromodifluoroacetate (CAS 683-98-7)
- 4-Bromopyridazine-3,6-diol (CAS 15456-86-7)
- Iodoacetamide-<SUP>13</SUP>C<SUB>2</SUB>, 2-d<SUB>2</SUB> (CAS 1619234-07-9)
- 2-Bromomethyl-3,3,3-trifluoropropene (CAS 811437-08-8)
- 5-Hydroxy-1-methyl-3-phenyl-1H-pyrazole-4-carbaldehyde (CAS 1430851-78-7)
- 5-Ethoxy-1-phenyl-1h-pyrazole-4-carboxylic acid (CAS 706819-85-4)
- 2-(Aminomethyl)-5-(difluoromethyl)-4-(trifluoromethyl)pyridine-3-carboxylic acid (CAS 1361465-45-3)
- 1-(azidomethyl)-3-methoxybenzene (CAS 123767-44-2)
- (S)-2-(((tert-Butyldimethylsilyl)oxy)methyl)pyrrolidine (CAS 134756-75-5)
- 4-Methoxy-N-(piperidin-4-Yl)benzamide (CAS 75484-41-2)
- Ethyl 3-aminocinnamate 1,1-dioxide (CAS 936074-60-1)
- 2-Fluoro-1-methyl-3-(trifluoromethyl)benzene (CAS 1214331-63-1)
- Imidazo[4,5-f]isoindole-5,7(1H,6H)-dione (CAS 465539-50-8)
- Semaglutide impurity 194 (CAS CATO-C4X-2226194)
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