2,6-Bis(2,4,6-triisopropylphenyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-ol 4-oxide(CAS: 874948-63-7)

2,6-Bis(2,4,6-triisopropylphenyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-ol 4-oxide has a crystalline form with a molecular weight of approximately 1200 g/mol. It is poorly soluble in water but soluble in organic solvents like dichloromethane and ethanol. It is reactive towards nucleophiles and can undergo substitution reactions. The compound is stable under normal laboratory conditions but should be protected from moisture and heat.

The compound is typically synthesized through a multistep process involving the reaction of 2,6-di-tert-butyl-4-methylphenyl diphenylphosphine oxide with 2,6-di-tert-butyl-4-methylphenyl 4-oxo-1,3,2-dioxaphospholane. The synthesis involves the use of a catalytic amount of a Lewis acid, and the product is isolated by recrystallization from organic solvents. The yield is around 80-85% with good regioselectivity.

2,6-Bis(2,4,6-triisopropylphenyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-ol 4-oxide is primarily used in the pharmaceutical industry for its potential as a scaffold for drug development. It may also find applications in the synthesis of other complex organophosphorus compounds, and in the field of materials science for its unique chemical properties.

When handling 2,6-Bis(2,4,6-triisopropylphenyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-ol 4-oxide, it is important to wear appropriate personal protective equipment (PPE), including gloves, goggles, and a lab coat. The compound should be handled in a well-ventilated area or a fume hood to minimize exposure. Spills should be contained and disposed of following standard chemical disposal procedures. Always refer to the Safety Data Sheet (SDS) for detailed handling and safety information.