2-Methyl-3-o-tolyl-6-hydroxy-4(3H)-quinazolinone 2-Methyl-6-hydroxy-3-o-tolyl-4(3H)-quinazolinone 5060-51-5 6-Hydroxy Methaqualone 6-Hydroxy-2-methyl-3-(2-methylphenyl)-4(3H)-quinazolinone 6-Hydroxy-2-methyl-3-(o-tolyl)-4-quinazolone 6-Hydroxy-2-methyl-3-o-tolyl-4(3H)-quinazolinone CAS 5060-51-5

Purity 97%+In StockPharmaceutical Standards
CAS No.5060-51-5
Molecular FormulaC16H14N2O2
Molecular Weight266.29 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Methyl-3-o-tolyl-6-hydroxy-4(3H)-quinazolinone 2-Methyl-6-hydroxy-3-o-tolyl-4(3H)-quinazolinone 5060-51-5 6-Hydroxy Methaqualone 6-Hydroxy-2-methyl-3-(2-methylphenyl)-4(3H)-quinazolinone 6-Hydroxy-2-methyl-3-(o-tolyl)-4-quinazolone 6-Hydroxy-2-methyl-3-o-tolyl-4(3H)-quinazolinone CAS 5060-51-5 chemical structure

Description

CATO manufactures 2-Methyl-3-o-tolyl-6-hydroxy-4(3H)-quinazolinone 2-Methyl-6-hydroxy-3-o-tolyl-4(3H)-quinazolinone 5060-51-5 6-Hydroxy Methaqualone 6-Hydroxy-2-methyl-3-(2-methylphenyl)-4(3H)-quinazolinone 6-Hydroxy-2-methyl-3-(o-tolyl)-4-quinazolone 6-Hydroxy-2-methyl-3-o-tolyl-4(3H)-quinazolinone 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.

2-Methyl-3-o-tolyl-6-hydroxy-4(3H)-quinazolinone 2-Methyl-6-hydroxy-3-o-tolyl-4(3H)-quinazolinone 5060-51-5 6-Hydroxy Methaqualone 6-Hydroxy-2-methyl-3-(2-methylphenyl)-4(3H)-quinazolinone 6-Hydroxy-2-methyl-3-(o-tolyl)-4-quinazolone 6-Hydroxy-2-methyl-3-o-tolyl-4(3H)-quinazolinone (CAS 5060-51-5), molecular formula C16H14N2O2 and molecular weight 266.29 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C16H14N2O2, 2-Methyl-3-o-tolyl-6-hydroxy-4(3H)-quinazolinone 2-Methyl-6-hydroxy-3-o-tolyl-4(3H)-quinazolinone 5060-51-5 6-Hydroxy Methaqualone 6-Hydroxy-2-methyl-3-(2-methylphenyl)-4(3H)-quinazolinone 6-Hydroxy-2-methyl-3-(o-tolyl)-4-quinazolone 6-Hydroxy-2-methyl-3-o-tolyl-4(3H)-quinazolinone 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 266.29 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 FormulaC16H14N2O2
Molecular Weight266.29 g/mol
AppearancePale yellow to 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Nitrogen Atoms2

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