1-(3-Nitrophenyl)ethane-1-sulfonyl chloride CAS 1249991-87-4

Description

Compared with other compounds in its class, the molecular weight of 249.67 g/mol gives 1-(3-Nitrophenyl)ethane-1-sulfonyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-(3-Nitrophenyl)ethane-1-sulfonyl chloride (CAS 1249991-87-4) is a high-purity analytical reference standard with the molecular formula C8H8ClNO4S and a molecular weight of 249.67 g/mol.

Structurally, 1-(3-Nitrophenyl)ethane-1-sulfonyl chloride (C8H8ClNO4S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 249.67 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), 1-(3-Nitrophenyl)ethane-1-sulfonyl chloride 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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