N-Methyl-1-(quinoxalin-5-yl)methanamine CAS 933751-81-6

Purity 97%+In StockPharmaceutical Standards
CAS No.933751-81-6
Molecular FormulaC10H11N3
Molecular Weight173.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-Methyl-1-(quinoxalin-5-yl)methanamine CAS 933751-81-6 chemical structure

Description

The occurrence of N-Methyl-1-(quinoxalin-5-yl)methanamine is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

N-Methyl-1-(quinoxalin-5-yl)methanamine (CAS 933751-81-6), molecular formula C10H11N3 and molecular weight 173.21 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, N-Methyl-1-(quinoxalin-5-yl)methanamine (C10H11N3) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 173.21 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

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 FormulaC10H11N3
Molecular Weight173.21 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 DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms3

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