发明名称 Process for the preparation of 4-methyl-2,3,5,6- tetrafluorobenzyl alcohol
摘要 <p>A process for the preparation of 1,4-bis(hydroxymethyl)-2,3,5,6-tetrafluorobenzene comprising fluorinating 2,3,5,6-tetrachloroterephthalonitrile to obtain 2,3,5,6-tetrafluoroterephthalonitrile, hydrogenating 2,3,5,6-tetrafluoroterephthalonitrile to give 1,4-bis(aminomethyl)-2,3,5,6-tetrafluorobenzene and converting 1,4-bis(aminomethyl)-2,3,5,6-tetrafluorobenzene to 1,4-bis(hydroxymethyl)-2,3,5,6-tetrafluorobenzene.</p>
申请公布号 IL155201(A) 申请公布日期 2013.12.31
申请号 IL20030155201 申请日期 2003.04.02
申请人 SYNGENTA LIMITED 发明人
分类号 C07C;C07B61/00;C07C29/09;C07C29/86;C07C33/46;C07C67/14;C07C69/007;C07C69/747;C07C209/48;C07C211/29 主分类号 C07C
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