Karrer，Paul
工业科技

        Swiss organicchemist. Karrer was famous for his workon vitamins and vegetable pigments. In1930 he determined the structure of caro-tene. In 1931 he synthesized vitamin A,having worked out the structure. Karrerwas aware of the similarity between thetwo mol......（本文共 771 字）     [阅读本文] >>