3,6,7-Trimethylbenzo[d]isoxazole CAS 66033-72-5

Purity 97%+In StockPharmaceutical Standards
CAS No.66033-72-5
Molecular FormulaC10H11NO
Molecular Weight161.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,6,7-Trimethylbenzo[d]isoxazole CAS 66033-72-5 chemical structure

Description

CATO manufactures 3,6,7-Trimethylbenzo[d]isoxazole 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.

CATO supplies 3,6,7-Trimethylbenzo[d]isoxazole (CAS 66033-72-5), a certified reference material (molecular formula C10H11NO, MW 161.20 g/mol) for analytical method development and quality control.

Based on its molecular formula C10H11NO, 3,6,7-Trimethylbenzo[d]isoxazole contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 161.20 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.

Physical & Chemical Properties

Molecular FormulaC10H11NO
Molecular Weight161.20 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1975
Nitrogen Atoms1

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