2-(3-Methyl-5-nitropyridin-2-yl)acetonitrile CAS 123846-67-3

Purity 97%+In StockPharmaceutical Standards
CAS No.123846-67-3
Molecular FormulaC8H7N3O2
Molecular Weight177.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(3-Methyl-5-nitropyridin-2-yl)acetonitrile CAS 123846-67-3 chemical structure

Description

The occurrence of 2-(3-Methyl-5-nitropyridin-2-yl)acetonitrile is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

2-(3-Methyl-5-nitropyridin-2-yl)acetonitrile (CAS 123846-67-3) is a high-purity analytical reference standard with the molecular formula C8H7N3O2 and a molecular weight of 177.16 g/mol.

The molecular framework of 2-(3-Methyl-5-nitropyridin-2-yl)acetonitrile (C8H7N3O2) is characterized by an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC8H7N3O2
Molecular Weight177.16 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1992
Nitrogen Atoms3

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