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分类

• {SNA} Chemical Synthesis, Oxidizing Agents, Sulfur-Based, Synthetic Reagents
• {SNA} Chemical Reagents, Chemical Synthesis, Development Quantities for Research, Oxidizing Agents, Sulfur-Based, Synthetic Reagents

产品应用

• Usually used for sulfations of alcohols, sulfonations, deoxygenations and other reductions, oxidations with DMSO.

相关文献及参考

• Sulfonates indole at the 3-position: Tetrahedron, 29, 669 (1973).
• Converts alcohols to monoalkyl sulfates, utilized in carbohydrate protection: Carbohydr. Res., 127, 211, 131, C8 (1984); J. Org. Chem., 38, 3510 (1973). The pyridinium sulfates of allylic or benzylic alcohols can be deoxygenated in high yields by in situ LiAlH4 reduction in THF: J. Org. Chem., 34, 3667 (1969); Tetrahedron Lett., 4650 (1972); J. Am. Chem. Soc., 93, 7016 (1971).
• Beilstein:20,190
• The combination with Dimethyl­ sulfoxide, A13280, is a mild oxidant for alcohols to carbonyl compounds (Parikh-Doering Reagent): J. Am. Chem. Soc., 89, 5505 (1967), avoiding the very low temperatures required for the Swern and similar systems (see Oxalyl­ chloride, A18012). With chiral alcohols, less racemization occurs at the ɑ-carbon than with Collins' reagent or pyridinium dichromate: Tetrahedron Lett., 23, 807 (1982); J. Org. Chem., 46, 4799 (1981). Nicolaou utilized the system at 0oC to convert an epoxy alcohol to the corresponding aldehyde in the synthesis of hemibrevitoxin B: J. Am. Chem. Soc., 115, 3558 (1993).
• In combination with NaI, reduces ɑ-halo ketones to ketones: Synthesis, 59 (1979), and sulfoxides to sulfides: Synthesis, 984 (1979).

安全信息

其他信息

• 有刺激味固体，对湿气敏感。和水反应，溶于浓H2SO4, HCl 和 HClO4，溶于二甲基亚砜（DMF）