2-Keto-4-methylpentanoic acid-1-13C sodium salt 2-Ketoisocaproic acid-1-13C sodium salt 93523-70-7 CAS 93523-70-7

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-Keto-4-methylpentanoic acid-1-13C sodium salt 2-Ketoisocaproic acid-1-13C sodium salt 93523-70-7.

2-Keto-4-methylpentanoic acid-1-13C sodium salt 2-Ketoisocaproic acid-1-13C sodium salt 93523-70-7 (CAS 93523-70-7) is a high-purity analytical reference standard with the molecular formula C5[13C]H9O3 Na and a molecular weight of 152.12 g/mol.

Based on its molecular formula C5[13C]H9O3 Na, 2-Keto-4-methylpentanoic acid-1-13C sodium salt 2-Ketoisocaproic acid-1-13C sodium salt 93523-70-7 contains 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 152.12 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

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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