3-{[(5-bromothiophen-2-yl)methyl]sulfanyl}-4-methyl-4,5-dihydro-1h-1,2,4-triazol-5-one CAS 1248942-93-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1248942-93-9
Molecular FormulaC8H8BrN3OS2
Molecular Weight306.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-{[(5-bromothiophen-2-yl)methyl]sulfanyl}-4-methyl-4,5-dihydro-1h-1,2,4-triazol-5-one CAS 1248942-93-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 306.20 g/mol gives 3-{[(5-bromothiophen-2-yl)methyl]sulfanyl}-4-methyl-4,5-dihydro-1h-1,2,4-triazol-5-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3-{[(5-bromothiophen-2-yl)methyl]sulfanyl}-4-methyl-4,5-dihydro-1h-1,2,4-triazol-5-one (CAS 1248942-93-9), molecular formula C8H8BrN3OS2 and molecular weight 306.20 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C8H8BrN3OS2, 3-{[(5-bromothiophen-2-yl)methyl]sulfanyl}-4-methyl-4,5-dihydro-1h-1,2,4-triazol-5-one 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 306.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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), 3-{[(5-bromothiophen-2-yl)methyl]sulfanyl}-4-methyl-4,5-dihydro-1h-1,2,4-triazol-5-one 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 FormulaC8H8BrN3OS2
Molecular Weight306.20 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentBr-containing
Nitrogen Atoms3
Sulfur Atoms2

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