フリードリヒ・ヴェーラー
Friedrich Wöhler () FRS(For) HFRSE (31 July 180023 September 1882) was a German chemist, known for his work in inorganic chemistry, being the first to isolate the chemical elements beryllium and yttrium in pure metallic form. He was the first to prepare several inorganic compounds including silane and silicon nitride.