2-(5-(3,4-Dichlorophenyl)-4-nitro-1H-pyrazol-1-yl)ethanol CAS 1707375-20-9

Description

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.

2-(5-(3,4-Dichlorophenyl)-4-nitro-1H-pyrazol-1-yl)ethanol (CAS 1707375-20-9) is a high-purity analytical reference standard with the molecular formula C11H9Cl2N3O3 and a molecular weight of 302.11 g/mol.

Structurally, 2-(5-(3,4-Dichlorophenyl)-4-nitro-1H-pyrazol-1-yl)ethanol (C11H9Cl2N3O3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 302.11 g/mol, it falls into the moderately-high-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.

Physical & Chemical Properties

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