Methoxycarbonylphosphonic acid CAS 55920-68-8

Purity 97%+In StockPharmaceutical Standards
CAS No.55920-68-8
Molecular FormulaC2H5O5P
Molecular Weight140.03 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methoxycarbonylphosphonic acid CAS 55920-68-8 chemical structure

Description

As a certified reference material (CRM), Methoxycarbonylphosphonic acid 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.

Methoxycarbonylphosphonic acid (CAS 55920-68-8) is a high-purity analytical reference standard with the molecular formula C2H5O5P and a molecular weight of 140.03 g/mol.

Structurally, Methoxycarbonylphosphonic acid (C2H5O5P) contains a phosphate ester group, a carboxylic acid group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 0.5, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 140.03 g/mol, it falls into the low-molecular-weight range.

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

Molecular FormulaC2H5O5P
Molecular Weight140.03 g/mol
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)0.5
CAS Registry Year (est.)1972

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