氯铬酸吡啶鎓

• 产品号: A11752
• CAS号: 26299-14-9
• 分子式: C5H6ClCrNO3
• 分子量: 215.55514
• 纯 度: 98%

产品别名

• 标题: Pyridinium chlorochromate
• IUPAC标准名: pyridin-1-ium chlorochromiumoylolate
• IUPAC传统名: pyridium chlorochromiumoylolate
• 别名: PCC

产品登记号

• CAS号: 26299-14-9
• MDL号: MFCD00013106
• EC号: 247-595-5
• 默克索引号: 147974

产品性质

• 纯度: 98%
• 熔点: ca 206°C dec.
• GHS危险声明: H350-H272-H400-H410-H317
• 欧盟危险性物质标志: 有毒(Toxic) (T)
• 欧盟危险性物质标志: 氧化性(Oxidising) (O)
• 欧盟危险性物质标志: 环境危害性(Nature polluting) (N)
• GHS警示性声明: P221-P210-P302+P352-P321-P405-P501A
• 危险公开号: 49-8-43-50/53
• 安全公开号: 53-45-60-61
• 保存注意事项: Moisture Sensitive
• TSCA收录: 是
• 联合国危险货物等级: 5.1
• 联合国危险货物编号: UN1479
• 联合国危险货物包装类别(PG): II

参考文献

• Mild, selective oxidant for alcohols to aldehydes or ketones: Tetrahedron Lett., 2647 (1975); review: Synthesis, 245 (1982). Superior results have been reported with a catalytic amount of acetic acid: Tetrahedron, 46, 4417 (1990). Adsorption of the reagent onto alumina simplifies work-up and enhances reactivity in hydrocarbon solvents: Synthesis, 223 (1980). Improved results have also been obtained in the presence of silica gel, where reaction times are shortened by sonication: J. Org. Chem., 54, 5387 (1989). Oxidation of methylarenes to benzaldehydes has been reported. Selective mono-oxidation of xylenes to tolualdehydes can be achieved: Synlett, 2769 (2005).
• For 18-crown-6 complexes of chlorochromates as mild, selective oxidants, see: J. Org. Chem., 60, 2267 (1995). See also 1H-Pyrazole, A14186.
• Trialkyl boranes are also oxidized to carbonyl compounds, non-terminal boranes giving ketones: J. Organomet. Chem., 162, C9 (1978) and terminal boranes giving aldehydes: J. Organomet. Chem., 172, C20 (1979). Similarly, aldehydes can be prepared from terminal alkenes by oxidation of their adducts with thexylborane: Synthesis, 151 (1980).
• In THF, arylhydroxylamines are selectively oxidized to nitroso compounds: Synth. Commun., 22, 1683 (1992).
• For a brief feature on novel oxidation reactions with this reagent, see: Synlett, 741 (2003).