1,2-Dihydrocyclobuta[b]quinoxaline CAS 159850-92-7

Purity 97%+In StockPharmaceutical Standards
CAS No.159850-92-7
Molecular FormulaC10H8N2
Molecular Weight156.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,2-Dihydrocyclobuta[b]quinoxaline CAS 159850-92-7 chemical structure

Description

The occurrence of 1,2-Dihydrocyclobuta[b]quinoxaline 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.

1,2-Dihydrocyclobuta[b]quinoxaline (CAS 159850-92-7) is a high-purity analytical reference standard with the molecular formula C10H8N2 and a molecular weight of 156.18 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, 1,2-Dihydrocyclobuta[b]quinoxaline is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 156.18 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.

As a certified reference material (CRM), 1,2-Dihydrocyclobuta[b]quinoxaline 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 FormulaC10H8N2
Molecular Weight156.18 g/mol
AppearancePale yellow to 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2002
Nitrogen Atoms2

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