1-(5,6-Dimethyl-1H-benzo[d][1,2,3]triazol-1-yl)ethanone CAS 70740-21-5

Purity 97%+In StockPharmaceutical Standards
CAS No.70740-21-5
Molecular FormulaC15H27N2O3
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(5,6-Dimethyl-1H-benzo[d][1,2,3]triazol-1-yl)ethanone CAS 70740-21-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 306.38 g/mol gives 1-(5,6-Dimethyl-1H-benzo[d][1,2,3]triazol-1-yl)ethanone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-(5,6-Dimethyl-1H-benzo[d][1,2,3]triazol-1-yl)ethanone (CAS 70740-21-5), molecular formula C15H27N2O3Na and molecular weight 306.38 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C15H27N2O3Na, 1-(5,6-Dimethyl-1H-benzo[d][1,2,3]triazol-1-yl)ethanone contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 306.38 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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.

CATO manufactures 1-(5,6-Dimethyl-1H-benzo[d][1,2,3]triazol-1-yl)ethanone under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC15H27N2O3 Na
Molecular Weight306.38 g/mol
AppearanceWhite to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°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
Degree of Unsaturation (DBE)3.5
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1977
Nitrogen Atoms2

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