2-Bromo-4-chlorobenzoyl chloride CAS 116779-74-9
| CAS No. | 116779-74-9 |
| Molecular Formula | C7H3BrCl2O |
| Molecular Weight | 253.91 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 253.91 g/mol gives 2-Bromo-4-chlorobenzoyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 2-Bromo-4-chlorobenzoyl chloride (CAS 116779-74-9), a certified reference material (molecular formula C7H3BrCl2O, MW 253.91 g/mol) for analytical method development and quality control.
Structurally, 2-Bromo-4-chlorobenzoyl chloride (C7H3BrCl2O) contains a hydroxyl group, an ether linkage, chlorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 253.91 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
CATO manufactures 2-Bromo-4-chlorobenzoyl chloride 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.
Physical & Chemical Properties
| Molecular Formula | C7H3BrCl2O |
| Molecular Weight | 253.91 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl/Br-containing |
Related Bromo Standards
- 2-Bromo-3,6-dichlorobenzaldehyde (CAS 1114809-26-5)
- 4-Bromo-2,6-dichlorobenzaldehyde (CAS 111829-72-2)
- 2-Bromo-3-chlorobenzoyl chloride (CAS 116529-64-7)
- 2-Bromo-6-chlorobenzoyl chloride (CAS 116529-65-8)
- 4-Bromo-3,5-dichlorobenzaldehyde (CAS 120077-80-7)
- 5-Bromo-2,3-dichlorobenzaldehyde (CAS 1229246-37-0)
- 3-Bromo-2,6-dichlorobenzaldehyde (CAS 1254701-24-0)
- 2-Bromo-4,6-dichlorobenzaldehyde (CAS 1314031-89-4)
Recommended Standards
- [2,2'-Bithiophene]-5,5'-diyldiboronic acid (CAS 189358-30-3)
- 4-Bromo-2,3-dichlorobenzaldehyde (CAS 1349715-65-6)
- 1,2-Dibromo-4-fluorobenzene (CAS 2369-37-1)
- 4-Bromo-2,5-dichlorobenzaldehyde (CAS 1349716-93-3)
- (S)-5-(Benzyloxy)-2-(2,2-diphenylacetyl)-6-methoxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic Acid (CAS 1316755-16-4)
- 3-Methyl-4-phenylpyridin-2(1H)-one (CAS 1806337-60-9)
- 2-Amino-1-(2-fluorophenyl)ethanone Hydrochloride (CAS 93102-96-6)
- 4'-(4-Bromophenyl)-4,2':6',4"-terpyridine (CAS 420791-74-8)
- 4-(4-Bromo-1h-pyrazol-1-yl)-3-methylbenzaldehyde (CAS 1249339-30-7)
- 6-(Difluoromethyl)-3-fluoro-2-methylpyridine (CAS 1804703-67-0)
- Tirofiban Impurity 12 (CAS CATO-C4X-125412)
- 4-(4-Cyanoanilino)-5,6-dihydro-7-hydroxy-7H-cyclopenta[d]pyrimidine (CAS 105365-76-2)
- (5-(tert-Butyl)-1,3,4-oxadiazol-2-yl)methanamine (CAS 944906-78-9)
- FMRF Amide Related Peptide. (CAS 149471-12-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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