Fluoroaluminate AlF.sub.4 compounds

US5986023A · kind A · utility

Assignee

• E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

• Richard L. Harlow · Newark, US
• Norman Herron · Newark, US
• David L. Thorn · Los Alamos, US

Key dates

• Filing date: Jun 5, 1997
• Grant date: Nov 16, 1999
• Expiry date: Jun 5, 2017

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F8/44
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Fluoroaluminate compounds of formula M.sup.+n (AlF.sub.4)n.sup.- wherein n is 1 to 3 and M.sup.+n is N(R.sub.2).sub.4, P(R.sub.2).sub.4, As(R.sub.2).sub.4, HN(R.sub.2).sub.3, H.sub.2 N(R.sub.2).sub.2, H.sub.3 N(R.sub.2), (R.sub.2).sub.3 P.dbd.N.dbd.P(R.sub.2).sub.3, S[N(R.sub.2).sub.2 ].sub.3, ##STR1## (R.sub.2)NCN(R).sub.2, (R).sub.2 N--(C(R).sub.2).sub.k --N(R).sub.3, and ZH.sub.m.sup.+m wherein Z is a base capable of accepting m protons, and various cyclic and aryl groups are disclosed as well as processes for their preparation.