3-Bromo-2-(trifluoromethyl)-4H-chromene-4-thione CAS 869986-02-7
| CAS No. | 869986-02-7 |
| Molecular Formula | C10H4BrF3OS |
| Molecular Weight | 309.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C10H4BrF3OS, 3-Bromo-2-(trifluoromethyl)-4H-chromene-4-thione contains sulfur-containing functionality, 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 309.10 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).
3-Bromo-2-(trifluoromethyl)-4H-chromene-4-thione (CAS 869986-02-7), molecular formula C10H4BrF3OS and molecular weight 309.10 g/mol, is a CATO reference standard with documented purity and traceability.
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), 3-Bromo-2-(trifluoromethyl)-4H-chromene-4-thione 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 | C10H4BrF3OS |
| Molecular Weight | 309.10 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F/Br-containing |
| Sulfur Atoms | 1 |
Related Bromo Standards
- Ethyl 3-(5-bromo-2,3-difluorophenoxy)propanoate (CAS 1443330-73-1)
- 2-(2-(4-Bromo-2,5-difluorophenoxy)ethyl)-1,3-dioxolane (CAS 1443345-36-5)
- 2-(2-(5-Bromo-2,3-difluorophenoxy)ethyl)-1,3-dioxolane (CAS 1443354-36-6)
- Ethyl 3-(4-bromo-2,5-difluorophenoxy)propanoate (CAS 1443354-60-6)
- Ethyl 3-Bromo-4-(difluoromethoxy)phenylacetate (CAS 1445891-64-4)
- 3-Bromo-2-(difluoromethoxy)-5-isopropylbenzoic acid (CAS 2404733-62-4)
- Ethyl 5-bromo-4-ethoxy-2,3-difluorobenzoate (CAS 2484888-89-1)
- 2-(4-Bromo-5-cyclopropyl-3-(difluoromethyl)-1h-pyrazol-1-yl)acetohydrazide (CAS 1005631-88-8)
Recommended Standards
- 5-(3-Iodophenyl)nicotinaldehyde (CAS 887973-62-8)
- 2,5-Dichloro-1,8-dihydroxyanthracene-9,10-dione (CAS 52547-60-1)
- 5-(4-Iodophenyl)nicotinaldehyde (CAS 887973-86-6)
- 2,3-Dichloro-1,4-dihydroxyanthracene-9,10-dione (CAS 29525-00-6)
- 5-fluoro-1,3-dimethyl-4,6-dinitro-2,3-dihydro-1H-1,3-benzodiazol-2-one (CAS 1803602-03-0)
- N-Desisopropyl Metoprolol (CAS 74027-60-4)
- 4,7-Dichloro-6-fluoroquinoline-3-carbonitrile (CAS 886362-74-9)
- N-(6-aminopyridin-3-yl)acetamide (CAS 41292-44-8)
- Diphenanthro[3,4-b:4',3'-d]thiophene (CAS 168784-35-8)
- Tert-butyl 3-cyclohexylpiperazine-1-carboxylate (CAS 886780-33-2)
- ditert-butyl 2-(hydroxymethyl)-5-methyl-piperazine-1,4-dicarboxylate (CAS 2386212-18-4)
- (2R)-2-decanol (2R)-decan-2-ol 33758-15-5 A821934 (CAS 33758-15-5)
- 2-Methyl-5-((piperidin-3-ylmethyl)thio)-1,3,4-thiadiazole (CAS 1247524-82-8)
- D-Pro38-Tirzepatide (CAS CATO-CPTD788901)
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