1-(5-Bromothiophen-2-yl)-4,4,4-trifluorobutane-1,3-dione CAS 326-71-6
| CAS No. | 326-71-6 |
| Molecular Formula | C8H4BrF3O2S |
| Molecular Weight | 301.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 1-(5-Bromothiophen-2-yl)-4,4,4-trifluorobutane-1,3-dione 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.
1-(5-Bromothiophen-2-yl)-4,4,4-trifluorobutane-1,3-dione (CAS 326-71-6), molecular formula C8H4BrF3O2S and molecular weight 301.08 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system, 1-(5-Bromothiophen-2-yl)-4,4,4-trifluorobutane-1,3-dione is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 301.08 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
Physical & Chemical Properties
| Molecular Formula | C8H4BrF3O2S |
| Molecular Weight | 301.08 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F/Br-containing |
| Sulfur Atoms | 1 |
Related Bromothiophen Standards
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Recommended Standards
- 1-(3-Iodophenyl)pyrrolidine-2,5-dione (CAS 72601-46-8)
- 2-(2-Iodo-1H-indol-1-yl)acetic acid (CAS 206196-81-8)
- 1-(3-Hydroxy-5-iodo-1H-indol-1-yl)ethanone (CAS 26490-99-3)
- 2-(2-Iodoethyl)isoindoline-1,3-dione (CAS 40149-83-5)
- Ethyl 1-(2-(Ethoxycarbonyl)Phenyl)Piperidine-4-Carboxylate (CAS 773137-80-7)
- 2-Chloro-4-nitrophenyl acetate (CAS 18855-84-0)
- 4-(Trifluoromethoxy)benzenethiol (CAS 169685-29-4)
- 2-Methyldodec-1-ene (CAS 16435-49-7)
- 2-Amino-4-(trifluoromethyl)pyrimidine-5-carbaldehyde (CAS 863774-22-5)
- Nimodipine impurity 43 (CAS CATO-C4X-138543)
- 2-(p-Tolylamino)propanoic acid (CAS 1345697-82-6)
- 3-(Mesityloxy)propan-1-amine (CAS 1304224-68-7)
- 2-[4-(3-Trifluoromethylphenyl)-1-piperazinyl]propanol (CAS 40004-29-3)
- T-Peptide (CAS 2022956-62-1)
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