1,5-Dibromo-2-chloro-3-ethylbenzene CAS 1160573-77-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1160573-77-2
Molecular FormulaC8H7Br2Cl
Molecular Weight298.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,5-Dibromo-2-chloro-3-ethylbenzene CAS 1160573-77-2 chemical structure

Description

The occurrence of 1,5-Dibromo-2-chloro-3-ethylbenzene is closely related to chlorine/bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

1,5-Dibromo-2-chloro-3-ethylbenzene (CAS 1160573-77-2), molecular formula C8H7Br2Cl and molecular weight 298.40 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C8H7Br2Cl, 1,5-Dibromo-2-chloro-3-ethylbenzene contains chlorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 298.40 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).

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), 1,5-Dibromo-2-chloro-3-ethylbenzene 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 FormulaC8H7Br2Cl
Molecular Weight298.40 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentCl/Br-containing

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