3,4-Dicyano-1,2,5-oxadiazole 2-oxide CAS 17557-81-2

Description

Compared with other compounds in its class, the molecular weight of 136.07 g/mol gives 3,4-Dicyano-1,2,5-oxadiazole 2-oxide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3,4-Dicyano-1,2,5-oxadiazole 2-oxide (CAS 17557-81-2) is a high-purity analytical reference standard with the molecular formula C4N4O2 and a molecular weight of 136.07 g/mol.

Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 3,4-Dicyano-1,2,5-oxadiazole 2-oxide is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 136.07 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), 3,4-Dicyano-1,2,5-oxadiazole 2-oxide 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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