Introduction:Basic information about CAS 4316-35-2|(1,1,2,2-TETRAFLUOROETHOXY)BENZENE, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
2911000000 acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%
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A simple and efficient chemoselective method for the catalytic deprotection of acetals and ketals using bismuth triflate.
J. Org. Chem. 67(3) , 1027-30, (2002)
Bismuth triflate is a highly efficient catalyst (0.1-1 mol %) for the deprotection of acetals and ketals. The procedure is very facile and selective for acetals derived from ketones and conjugated ald...