5-(Bromomethyl)-2-(thiophen-2-yl)-4,5-dihydrooxazole CAS 940781-43-1

Purity 97%+In StockPharmaceutical Standards
CAS No.940781-43-1
Molecular FormulaC8H8BrNOS
Molecular Weight246.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(Bromomethyl)-2-(thiophen-2-yl)-4,5-dihydrooxazole CAS 940781-43-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 246.12 g/mol gives 5-(Bromomethyl)-2-(thiophen-2-yl)-4,5-dihydrooxazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-(Bromomethyl)-2-(thiophen-2-yl)-4,5-dihydrooxazole (CAS 940781-43-1) is a high-purity analytical reference standard with the molecular formula C8H8BrNOS and a molecular weight of 246.12 g/mol.

Based on its molecular formula C8H8BrNOS, 5-(Bromomethyl)-2-(thiophen-2-yl)-4,5-dihydrooxazole contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 246.12 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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), 5-(Bromomethyl)-2-(thiophen-2-yl)-4,5-dihydrooxazole 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 FormulaC8H8BrNOS
Molecular Weight246.12 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentBr-containing
Nitrogen Atoms1
Sulfur Atoms1

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