申请人:3M Innovative Properties Company
公开号:US06248889B1
公开(公告)日:2001-06-19
A process for preparing a fluoride from its corresponding alcohol comprises the steps of (a) forming a mixture comprising (i) at least one fluorinated, saturated aliphatic or alicyclic sulfonyl fluoride (for example, perfluorobutanesulfonyl fluoride) and (ii) at least one primary or secondary alcohol; and (b) adding a molar excess of at least one strong, aprotic, non-nucleophilic, hindered, double bond-containing, organic base (for example, 1,8-diazabicyclo[5.4.0]undec-7-ene (DBU)) to the mixture.
从相应的醇制备氟化物的过程包括以下步骤:(a)形成一个混合物,包括(i)至少一种氟化的饱和脂肪族或脂环族磺酰氟(例如,全氟丁磺酰氟)和(ii)至少一种一级或二级醇;和(b)向混合物中添加至少一种摩尔过量的至少一种强的、无水的、非亲核的、受阻的、含双键的有机碱(例如,1,8-二氮杂双环[5.4.0]十一烯(DBU))。