Patent · US Expired

Process for forming certain substituted phthalimidines

US4477675A · kind A · utility

0Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 7, 1982
Grant dateOct 16, 1984
Priority date
Expiry dateSep 7, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D307/88
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The process of preparing a compound of the formula: ##STR1## wherein, Y and Z are each H, alkyl, halo, alkoxy, trifluoromethyl, hydroxy, alkanoyloxy, or alkanoylamino; PA1 X is F, Cl, Br, or NR.sub.1 R.sub.2 wherein R.sub.1 and R.sub.2 are each hydrogen, alkyl, alkynyl, alkenyl, cycloalkyl, aryl or aralkyl; and PA1 R is H, alkyl, cycloalkyl, or aralkyl; which comprises the step of oxidation of the corresponding 3-desoxy compound.

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