5-Methoxy-2-methylbenzo[d][1,3]selenazole CAS 2946-17-0

Purity 97%+In StockPharmaceutical Standards
CAS No.2946-17-0
Molecular FormulaC9H9NOSe
Molecular Weight226.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Methoxy-2-methylbenzo[d][1,3]selenazole CAS 2946-17-0 chemical structure

Description

The occurrence of 5-Methoxy-2-methylbenzo[d][1,3]selenazole is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

5-Methoxy-2-methylbenzo[d][1,3]selenazole (CAS 2946-17-0) is a high-purity analytical reference standard with the molecular formula C9H9NOSe and a molecular weight of 226.13 g/mol.

Structurally, 5-Methoxy-2-methylbenzo[d][1,3]selenazole (C9H9NOSe) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 226.13 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.

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), 5-Methoxy-2-methylbenzo[d][1,3]selenazole 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 FormulaC9H9NOSe
Molecular Weight226.13 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 methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms1

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