Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate](CAS: 65140-91-2)

Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] (CAS: 65140-91-2) is a solid with a crystalline form. Its molecular weight is approximately 641.54 g/mol. This compound has low solubility in water but is soluble in organic solvents. It exhibits mild reactivity towards acid or base catalysis. It is stable but should be stored away from direct sunlight and heat sources to prevent degradation.

Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] (CAS: 65140-91-2) is typically synthesized by the reaction of monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate and calcium carbonate or another calcium source in a suitable solvent. The yield is generally high, and the reaction is selective. Use of a vacuum or inert atmosphere can enhance product purity and yield.

Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] (CAS: 65140-91-2) is primarily used in the pharmaceutical industry, as an antioxidant in polymers to extend their shelf life and durability. It is also used as a flame retardant and in the development of sensors and semiconductors.

When handling Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] (CAS: 65140-91-2), always wear appropriate personal protective equipment (PPE) including gloves, safety goggles, and a lab coat. Store the compound in a cool, dry place away from direct sunlight and heat sources. Work in a fume hood to minimize exposure. In the event of a spill, immediately contain the spill and follow the Material Safety Data Sheet (MSDS) for proper disposal and cleaning procedures.