2-Methoxy-3,4-dimethyl-3H-pyrrole CAS 89267-90-3

Description

Compared with other compounds in its class, the molecular weight of 125.17 g/mol gives 2-Methoxy-3,4-dimethyl-3H-pyrrole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-Methoxy-3,4-dimethyl-3H-pyrrole (CAS 89267-90-3) is a high-purity analytical reference standard with the molecular formula C7H11NO and a molecular weight of 125.17 g/mol.

Structurally, 2-Methoxy-3,4-dimethyl-3H-pyrrole (C7H11NO) contains an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 125.17 g/mol, it falls into the low-molecular-weight range. 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).

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), 2-Methoxy-3,4-dimethyl-3H-pyrrole 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

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