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METHOD FOR PRODUCING TETRAMETHYLDIPHENYL-METHANE DERIVATIVE HAVING OXETANE RING AND TETRAMETHYLDIPHENYLMETHANE DERIVATIVE HAVING OXETANE RING
METHOD FOR PRODUCING TETRAMETHYLDIPHENYL-METHANE DERIVATIVE HAVING OXETANE RING AND TETRAMETHYLDIPHENYLMETHANE DERIVATIVE HAVING OXETANE RING
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机译:制备具有氧杂环丁烷的四甲基间苯二甲氧基衍生物和具有氧杂环丁烷的四甲基间苯二甲基甲烷的方法
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摘要
PROBLEM TO BE SOLVED: To provide a method for producing tetramethyldiphenyl-methane derivative having oxetane ring, synthesizable from easily available raw materials, and tetramethyldiphenylmethane derivative having oxetane ring.;SOLUTION: This method for producing tetramethyldiphenylmethane derivative having oxetane ring represented by the following formula (1) [wherein R1, R2, R3 and R4 are each hydrogen atom or a 1-4C alkyl group] is characterized by reacting methanebisdimethylphenol with a 3-alkyl-3-chloromethyloxetane or 3-chloromethyloxetane in the presence of an alkali metal hydroxide, an alkali metal hydride or an alkali metal.;COPYRIGHT: (C)2002,JPO
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