A. P. Dianin
Aleksandr P. Dianin was a Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

n chemist
A chemist is a scientist trained in the study of chemistry. Chemists study the composition of matter and its properties such as density and acidity. Chemists carefully describe the properties they study in terms of quantities, with detail on the level of molecules and their component atoms...

 from Saint Petersburg
Saint Petersburg
Saint Petersburg is a city and a federal subject of Russia located on the Neva River at the head of the Gulf of Finland on the Baltic Sea...

. He invented bisphenol A
Bisphenol A
Bisphenol A is an organic compound with two phenol functional groups. It is used to make polycarbonate plastic and epoxy resins, along with other applications....

 and the suitably named Dianin's compound
Dianin's compound
Dianin's compound was invented by Aleksandr Dianin in 1914. This compound is a condensation isomer of bisphenol A and acetone and of special importance in host-guest chemistry because it can form a large variety of clathrates with suitable guest molecules. One example is the clathrate of Dianin's...

. His father-in-law was fellow chemist Alexander Borodin
Alexander Borodin
Alexander Porfiryevich Borodin was a Russian Romantic composer and chemist of Georgian–Russian parentage. He was a member of the group of composers called The Five , who were dedicated to producing a specifically Russian kind of art music...


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