6-Bromo-5-chloro-7-fluorobenzo[c]isothiazol-3-amine CAS 2230875-10-0
| CAS No. | 2230875-10-0 |
| Molecular Formula | C7H3BrClFN2S |
| Molecular Weight | 281.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 6-Bromo-5-chloro-7-fluorobenzo[c]isothiazol-3-amine (C7H3BrClFN2S) contains a nitrile group, sulfur-containing functionality, fluorine/chlorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 281.53 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
6-Bromo-5-chloro-7-fluorobenzo[c]isothiazol-3-amine (CAS 2230875-10-0), molecular formula C7H3BrClFN2S and molecular weight 281.53 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), 6-Bromo-5-chloro-7-fluorobenzo[c]isothiazol-3-amine 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 | C7H3BrClFN2S |
| Molecular Weight | 281.53 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F/Cl/Br-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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