Mainly engaged in the development and production of new pharmaceutical intermediates

lnvolved in anti-cancer, cardiovascular, mental diseases and other fields


Diphenylphosphine oxide

Product Name:

Product Features

Cas No : 4559-70-0

Molecular formula : C12H11OP



Melting point : 56-57 °C(lit.)

Boiling point: 102-105°C 0,2mm

Refractive index : 1.608-1.61

Storage : Inert atmosphere,Room Temperature

Application : Diphenylphosphine oxide is commonly used to prepare triphenylphosphine oxide, alkenyldiphenylphosphine oxide, addition with alkynes and Wittig Horner reaction reagent. Synthesis of diphenyl chemicalbook phosphine derivatives ph2p (o) H is coupled with aryl trifluoromethanesulfonate. Diphenylarylphosphine is obtained by reduction of phosphine oxide. It is a common chiral ligand.

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We are Princechem Pharmaceutical manufacturer pass 20 years experience.  Types of chemical reactions in are etherification, ammoniation, chlorination, esterification, cyclization, hydrogenation and Grignard reaction, etc..Over the past 10 years, more than 400 catalog products were developed. In recent years, more than 40 kinds of key pharmaceutical intermediates have been developed, involving anti-cancer, cardiovascular, digestive system, mental diseases and other fields. It includes the key intermediates of API such as Quetiapine, Fluvaxamine, Erlotinib, Gefitinib, Sunitinib, Lapatinib, Rabeprazole and Lafutidine. For many years, we have been providing high quality pharmaceutical intermediates for many world-famous pharmaceutical companies.

HI-Tech Enterprise was honored to YPC in 2011. The company adheres to scientific and technological innovation and has more than 10 authorized invention patents.

YPC insists on using the international standard management systems to promote our managements and have established the systems of ISO9001:2000, ISO14001:2004 and OHS18001:1999. Over the past few years, it has passed on-site audits by more than 20 international and domestic pharmaceutical companies.

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