(11bS)-4-Hydroxy-2,6-diphenyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide(CAS: 874948-59-1)

(11bS)-4-Hydroxy-2,6-diphenyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide is a crystalline compound with a molecular weight of approximately 648.47 g/mol. It has a low solubility in water but is soluble in organic solvents like methanol and ethanol. Chemically, it is relatively stable but can undergo reactions such as hydrolysis. Its reactivity is influenced by the presence of phenyl groups and the hydroxy group.

(11bS)-4-Hydroxy-2,6-diphenyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide can be synthesized via a multi-step process involving the reaction of diphenyltin diacetate with a phosphorus reagent in the presence of a catalyst. The synthesis typically yields a mixture that can be purified by recrystallization. The use of a phosphorus source such as phosphorus oxychloride and a Lewis acid catalyst like aluminum chloride is common.

(11bS)-4-Hydroxy-2,6-diphenyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide is primarily used in the pharmaceutical and sensor industries. It can be used as a precursor in the synthesis of pharmaceuticals and as a building block for sensors due to its unique chemical structure and reactivity. Its use in semiconductor manufacturing is also under investigation for its potential applications in organic electronics.

When handling (11bS)-4-Hydroxy-2,6-diphenyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide, it is important to use personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be conducted in a fume hood to minimize exposure. Spills should be cleaned up with appropriate absorbent materials and disposed of according to local regulations. Always refer to the Safety Data Sheet (SDS) for specific handling and disposal instructions.