2-Amino-4-(3-pyridinyl)-4H-benzo[g]chromene-3-carbonitrile CAS 861208-23-3

Purity 97%+In StockPharmaceutical Standards
CAS No.861208-23-3
Molecular FormulaC19H13N3O
Molecular Weight299.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Amino-4-(3-pyridinyl)-4H-benzo[g]chromene-3-carbonitrile CAS 861208-23-3 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-Amino-4-(3-pyridinyl)-4H-benzo[g]chromene-3-carbonitrile.

CATO supplies 2-Amino-4-(3-pyridinyl)-4H-benzo[g]chromene-3-carbonitrile (CAS 861208-23-3), a certified reference material (molecular formula C19H13N3O, MW 299.33 g/mol) for analytical method development and quality control.

Structurally, 2-Amino-4-(3-pyridinyl)-4H-benzo[g]chromene-3-carbonitrile (C19H13N3O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 299.33 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 FormulaC19H13N3O
Molecular Weight299.33 g/mol
AppearancePale yellow to yellow crystalline powder
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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms3

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