Invenza Research

Fosfomycin Calcium (CAS No. 26016-98-8), chemically known as ((2R,3S)-3-methyloxiran-2-yl)phosphonic acid, calcium salt, is a well-characterized pharmaceutical impurity reference standard associated with Fosfomycin. It is widely used by pharmaceutical research laboratories, analytical scientists, contract research organizations (CROs), and quality control laboratories to support impurity identification, chromatographic method development, analytical method validation, and stability studies.

This reference standard plays an important role in ensuring accurate impurity profiling during the development and quality assessment of Fosfomycin-based pharmaceutical products. It is suitable for use in analytical techniques such as HPLC, LC-MS, UPLC, and other validated chromatographic methods where reliable impurity characterization is required.

Fosfomycin Calcium has the molecular formula C3H7O4P and a molecular weight of 138.1 g/mol. It is also known by the chemical name ((2R,3S)-3-methyloxiran-2-yl)phosphonic acid, calcium salt and is identified by CAS No. 26016-98-8.

Researchers and analytical laboratories utilize this impurity reference standard during pharmaceutical development, quality control testing, method transfer, and regulatory compliance activities. Its use helps support the characterization and monitoring of related substances throughout the product lifecycle.