Malathion Dicarboxylic Acid CAS 1190-28-9

Purity >95%In StockPharmaceutical Standards
CAS No.1190-28-9
Molecular FormulaC6H11O6PS2
Molecular Weight274.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Malathion Dicarboxylic Acid CAS 1190-28-9 chemical structure

Description

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

Malathion Dicarboxylic Acid (CAS 1190-28-9) is a high-purity analytical reference standard with the molecular formula C6H11O6PS2 and a molecular weight of 274.25 g/mol.

Based on its molecular formula C6H11O6PS2, Malathion Dicarboxylic Acid contains a carbohydrate-derived structure, a sulfone group, a phosphate ester group; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 274.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

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

Molecular FormulaC6H11O6PS2
Molecular Weight274.25 g/mol
Purity>95%
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)1.5
CAS Registry Year (est.)1957
Sulfur Atoms2

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