中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 2,1-Benzisothiazolin-3-on | 40352-87-2 | C7H5NOS | 151.189 |
1-甲基-1,3-二氢-2,1-苯并异噻唑-3-硫酮 | 1-methyl-,21-benzisothiazoline-3-thione | 23310-52-3 | C8H7NS2 | 181.282 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 5-Bromo-1-methyl-2,1-benzisothiazolin-3-on | 67943-91-3 | C8H6BrNOS | 244.112 |
—— | 1-Methyl-5-nitro-2,1-benzisothiazolin-3-on | 67943-75-3 | C8H6N2O3S | 210.213 |
—— | 1-methyl-3-oxo-1,3-dihydrobenzo[c]isothiazole-5-sulfonyl chloride | 67943-92-4 | C8H6ClNO3S2 | 263.726 |
—— | 5-Sulfamyl-1-methyl-2,1-benzisothiazolin-3-on | 67943-90-2 | C8H8N2O3S2 | 244.295 |
—— | 1-methyl-3-oxo-1,3-dihydro-benzo[c]isothiazole-5-sulfonic acid ethylamide | 67943-89-9 | C10H12N2O3S2 | 272.349 |
—— | 1-methyl-3-oxo-1,3-dihydro-benzo[c]isothiazole-5-sulfonic acid diethylamide | 67943-86-6 | C12H16N2O3S2 | 300.403 |
—— | 1-methyl-3-oxo-1,3-dihydro-benzo[c]isothiazole-5-sulfonic acid bis-(2-hydroxy-ethyl)-amide | 67943-87-7 | C12H16N2O5S2 | 332.401 |
—— | 1-(1-methyl-3-oxo-1,3-dihydro-benzo[c]isothiazole-5-sulfonyl)-pyrrolidine | 67943-85-5 | C12H14N2O3S2 | 298.387 |
1-甲基-1,3-二氢-2,1-苯并异噻唑-3-硫酮 | 1-methyl-,21-benzisothiazoline-3-thione | 23310-52-3 | C8H7NS2 | 181.282 |
—— | 4-(1-methyl-3-oxo-1,3-dihydro-benzo[c]isothiazole-5-sulfonyl)-morpholine | 67943-88-8 | C12H14N2O4S2 | 314.386 |
Both N-alkyl and O-alkyl derivatives of 2,1-benzisothiazolin-3-one (1) have been prepared by unambiguous syntheses. Comparison of ultraviolet spectra indicates that (1) exists in the keto form rather than as its tautomer 2,1-benzisothiazol-3-ol (2). Alkylation of the anion of (1) yields N-alkylated products.