2-(4-Bromophenyl)-7-(methylsulfonyl)benzo[d]imidazo[2,1-b]thiazole CAS 866135-76-4

Purity 97%+In StockPharmaceutical Standards
CAS No.866135-76-4
Molecular FormulaC16H11BrN2O2S2
Molecular Weight407.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(4-Bromophenyl)-7-(methylsulfonyl)benzo[d]imidazo[2,1-b]thiazole CAS 866135-76-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 407.30 g/mol gives 2-(4-Bromophenyl)-7-(methylsulfonyl)benzo[d]imidazo[2,1-b]thiazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-(4-Bromophenyl)-7-(methylsulfonyl)benzo[d]imidazo[2,1-b]thiazole (CAS 866135-76-4), molecular formula C16H11BrN2O2S2 and molecular weight 407.30 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, bromine substitution, 2-(4-Bromophenyl)-7-(methylsulfonyl)benzo[d]imidazo[2,1-b]thiazole is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 407.30 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), 2-(4-Bromophenyl)-7-(methylsulfonyl)benzo[d]imidazo[2,1-b]thiazole 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 FormulaC16H11BrN2O2S2
Molecular Weight407.30 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentBr-containing
Nitrogen Atoms2
Sulfur Atoms2

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Why CATO?