Cite

    Tong Liu et al.. “Synthesis of 3-((arylsulfonyl)methyl)indolin-2-ones via insertion of sulfur dioxide using anilines as the aryl source.” Organic chemistry frontiers, vol. 4, no. 6, 2017, pp. 1079–1083. http://access.bl.uk/ark:/81055/vdc_100046684794.0x000001