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Tuesday, February 10, 2009

FREDRICK WOHLER

FREDRICK WOHLER
(1800 - 1882)

German chemist Fredrick Wohler was the first to synthesize an organic compound ureas, from an inorganic chemical. The synthesis destroyed the belief that organic substances could only be formed in living plants or animals.

Wohler was born in July 1800 in a tiny village near Frank Fortommaine. His father guided him well. Wholer showed keen interst in chemistry. He did many experiments using voltaic cells. He joined Marberg university to study medicine at 20. he examined the impure objects produced in the human body to turn out as urine. He got his medical degree from Hidelberg University. But he did research in chemistry as per the suggestion made by his chemistry professor. He went to Stockholm and worked under chemist Bezelius. He made a compound silver cyanate using nitrogen, carbon, oxygen and silver. Wohler found another scientist Justace Livebig who made the same compound whose formula remained same. But these two same compounds had different properties and behaving differently. These two scientists became close friends.

Wohler made potassium cyanate and when it was mixed with ammonium sulphate needle shaped urea or ammonium cyanate crystals were produced. This was a new discovery. Till such time no such organic chemical was made. It was a mile stone in the development of science.

Wohler also developed a process for preparing metallic aluminium, and isolated beryllium and yttrium. He died in 1882.

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