Patent · US Expired

Prophosphatrane deprotonation of solvents

US5698737A · kind A · utility

0Cited by
2References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1995
Grant dateDec 16, 1997
Priority date
Expiry dateJun 7, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2601/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A method is disclosed for deprotonating a compound comprising treating the compound with a base of the general formula: ##STR1## in the presence of a nitrile solvent; wherein R.sup.1, R.sup.2 and R.sup.3 are each individually H, (C.sub.1 -C.sub.15)alkyl, (C.sub.6 -C.sub.9)aryl, (C.sub.1 -C.sub.4)alkyl(C.sub.6 -C.sub.9)aryl, ((C.sub.1 -C.sub.4)alkyl).sub.3 Si, or (C.sub.6 -C.sub.9)aryl(C.sub.1 -C.sub.4)alkyl.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.