×

Process for the preparation of 2,4-dinitrophenyl ethers

  • US 4,695,656 A
  • Filed: 03/31/1986
  • Issued: 09/22/1987
  • Est. Priority Date: 04/27/1985
  • Status: Expired due to Fees
First Claim
Patent Images

1. In the improved process for the preparation of 2,4-dinitrophenyl ethers of the formula ##STR3## wherein R is (C1 -C4)alkoxy-(C2 -C4)alkyl, phenoxy-(C2 -C4)alkyl, (C1 -C4)alkoxy-(C2 -C4)alkoxy-(C2 -C4)alkyl or tetrahydrofurfuryl, wherein 2,4-dinitrohalobenzene of the formula ##STR4## is reacted with an alkali metal alcoholate of the formula


  • space="preserve" listing-type="equation">ROM
wherein X is --Cl or --Br and M is an alkali metal cation,the improvement comprises reacting the dinitrohalobenzene and alkali metal alcoholate at a temperature of -25°

C. to 50°

C. in a non-polar, inert solvent.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×