@article{oai:soar-ir.repo.nii.ac.jp:00017247, author = {SAKURAI, Buhei}, issue = {1}, journal = {信州大學紀要}, month = {Jul}, note = {N-methyl-isatin can be reduced by the same process as in the case of isatin only by controlling the conditions as follows: (1) It is reduced to N-methyl-dioxyindol with lead cathode suspended in 20% dilute sulphuric acid solution. (2) It is reduced to N-methyl-oxyindol with mercury cathode In natrium sulphate solution. (3) N-methyl-oxyindol is further reduced to N-methyl-dihydro-indol with zinc amalgam cathode in 50% sulphuric acid solution., Article, 信州大學紀要 1(1): 1-7(1951)}, pages = {1--7}, title = {ELECTROLYTIC REDUCTION OF ISATIN AND ITS DERIVATIVES. Ⅱ.: REDUCTION OF N-METHYL ISATIN}, volume = {1}, year = {1951} }