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A-Ketosulfone hydrazones

N2O2SC a-Diazosulfones a-Ketosulfone hydrazones Monosulfonylcarbodimides Sulfonylamidines Sulfonic acid amidines 5 N-Sulfonylformamidines 20 N -Sul fony Icyanamides Sulfonylformaldehyde hydrazones Sulfonylhydrazones Thiourea S-dioxides... [Pg.266]

Selective hydrolysis s. 19, 27 a-Ketosulfone hydrazones from a-azo- -ketosulfones Japp-Klingemann cleavage also ring opening s. 19, 28 Garbamyl disulfides from dithioformimidic acid esters s. 16,626... [Pg.406]

The hydrazone (364) may be prepared by treating thioindoxy 1-1,1-dioxide with p-tosylazide on being heated the product is decomposed to give starting material and the a-diazo-/9-ketosulfone (365). Various reactions of 364 and 365 have been described.327... [Pg.369]

See other pages where A-Ketosulfone hydrazones is mentioned: [Pg.225]    [Pg.235]    [Pg.276]    [Pg.225]    [Pg.235]    [Pg.276]    [Pg.93]    [Pg.233]   


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