n-((5-Bromothiophen-2-yl)methyl)-5-methylthiophene-2-carboxamide CAS 1240879-15-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1240879-15-5
Molecular FormulaC11H10BrNOS2
Molecular Weight316.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

n-((5-Bromothiophen-2-yl)methyl)-5-methylthiophene-2-carboxamide CAS 1240879-15-5 chemical structure

Description

n-((5-Bromothiophen-2-yl)methyl)-5-methylthiophene-2-carboxamide (CAS 1240879-15-5), molecular formula C11H10BrNOS2 and molecular weight 316.24 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, n-((5-Bromothiophen-2-yl)methyl)-5-methylthiophene-2-carboxamide (C11H10BrNOS2) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 316.24 g/mol, it falls into the moderately-high-molecular-weight range. 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), n-((5-Bromothiophen-2-yl)methyl)-5-methylthiophene-2-carboxamide 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 FormulaC11H10BrNOS2
Molecular Weight316.24 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentBr-containing
Nitrogen Atoms1
Sulfur Atoms2

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