Process for preparing aryl trifluoromethylsulfides
Patent 4020169 Issued on April 26, 1977. Estimated Expiration Date: April 26, 1994. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
549/27, Chalcogen attached directly to the hetero ring by nonionic bonding546/202, Ring sulfur in the polycyclo ring system546/303, Halogen attached directly or indirectly to the six-membered hetero ring by nonionic bonding560/18, Ester function attached directly to a ring564/394, Preparing directly from organic acid, acid halide or salt564/440, Sulfur attached indirectly to the amino nitrogen by nonionic bonding568/43Oxy or halogen containing
Trifluoromethylthiocopper, formed in situ by the reaction of bis-(trifluoromethylthio)mercury with copper, reacts with aromatic bromides and iodides to give aryl trifluoromethyl sulfides.
April 26, 1994. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
