2199-94-2 6-Bromo-2-oxo-2H-1-benzopyran-3-carbonyl chloride DTXSID40675493 CAS 2199-94-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2199-94-2 |
| Molecular Formula | C10H4BrClO3 |
| Molecular Weight | 287.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2199-94-2 6-Bromo-2-oxo-2H-1-benzopyran-3-carbonyl chloride DTXSID40675493 (CAS 2199-94-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H4BrClO3. Molecular weight: 287.49 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H4BrClO3 |
| Molecular Weight | 287.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl/Br-containing |
Related Bromo Standards
- 3-BRomo-1-chloro-4,5-difluoro-2-methoxymethoxy-benzene (CAS 2065250-50-0)
- 3-Bromo-2-chloro-7-nitroquinoline (CAS 1026437-82-0)
- 6-Bromo-4-chloro-8-nitroquinoline (CAS 1198475-38-5)
- 6-Bromo-2-chloro-7-nitroquinoline (CAS 1269151-42-9)
- 8-Bromo-4-chloro-3-nitroquinoline (CAS 1602806-67-6)
- 4-Bromo-6-chloro-3-nitroquinoline (CAS 1654738-13-2)
- 3-Bromo-6-chloro-8-nitroquinoline (CAS 183543-61-5)
- 3-Bromo-2-chloro-6-nitroquinoline (CAS 296759-32-5)
Recommended Standards
- N1-(2-(Dimethylamino)ethyl)-N2-(2-((2-(dimethylamino)ethyl)(methyl)amino)ethyl)-N1,N2-dimethylethane-1,2-diamine (CAS 3083-11-2)
- 4,4-Dimethyl-2-(2-((3-(trimethylsilyl)propyl)thio)ethyl)oxazol-5(4H)-one (CAS 91754-73-3)
- N,N-Bis(2-hydroxyethyl) Tridecylamine (CAS 18312-57-7)
- 3-amino-1,5-dimethyl-2,3-dihydro-1H-indol-2-one dihydrochloride (CAS 1311313-86-6)
- Lithocholic Acid RC 15 (Acid) (CAS 67030-59-5)
- N-Biotinyl D-erythro-Sphingosine-1-phosphate (CAS 1093733-24-4)
- 1-(3-Phenylpropyl)-1,4-diazepane bis(4-methylbenzenesulfonate) (CAS 1255717-85-1)
- N,N-Dimethylpyrimidine-5-carboxamide (CAS 98405-54-0)
- 5-(6-Oxo-3H-purin-9(6H)-yl)pentanoic acid (CAS 34397-01-8)
- Neuropeptide S (rat) (CAS 412938-75-1)
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 13829788188 / jacky.chen@cato-chem.com