Sodium (η5-Cyclopentadienyl)tris(dimethyl phosphito)cobaltate(1-) CAS 82149-18-6

Description

Compared with other compounds in its class, the molecular weight of 256.06 g/mol gives Sodium (η5-Cyclopentadienyl)tris(dimethyl phosphito)cobaltate(1-) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Sodium (η5-Cyclopentadienyl)tris(dimethyl phosphito)cobaltate(1-) (CAS 82149-18-6), molecular formula C2H6O3PC5H5NaCo and molecular weight 256.06 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C2H6O3PC5H5NaCo, Sodium (η5-Cyclopentadienyl)tris(dimethyl phosphito)cobaltate(1-) contains a phosphonate group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 256.06 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

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.

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.

Physical & Chemical Properties

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