2-((3-Methyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)acetonitrile CAS 79728-82-8

Purity 97%+In StockPharmaceutical Standards
CAS No.79728-82-8
Molecular FormulaC11H9N3OS
Molecular Weight231.27 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-((3-Methyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)acetonitrile CAS 79728-82-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 231.27 g/mol gives 2-((3-Methyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)acetonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-((3-Methyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)acetonitrile (CAS 79728-82-8) is a high-purity analytical reference standard with the molecular formula C11H9N3OS and a molecular weight of 231.27 g/mol.

Structurally, 2-((3-Methyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)acetonitrile (C11H9N3OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 231.27 g/mol, it falls into the medium-molecular-weight range. 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).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 2-((3-Methyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)acetonitrile 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 FormulaC11H9N3OS
Molecular Weight231.27 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1979
Nitrogen Atoms3
Sulfur Atoms1

Recommended Standards

Why CATO?