公开(公告)号：DE59508152D1

公开(公告)日：2000-05-11

申请号：DE59508152

申请日：1995-12-13

Applicant: BASF AG

Inventor： MERKLE RUPERT ,  BRENNER SIEGFRIED ,  FRETSCHNER ERICH ,  SCHOENHERR MICHAEL ,  VAN GASTEL ANNE

IPC: A01N39/02 ,  A01N39/04 ,  C07C51/41 ,  C07C59/68 ,  C07C59/70

Abstract: PCT No. PCT/EP95/04934 Sec. 371 Date Jun. 18, 1997 Sec. 102(e) Date Jun. 18, 1997 PCT Filed Dec. 13, 1995 PCT Pub. No. WO96/20155 PCT Pub. Date Jul. 4, 1996Process for preparing solid, free-flowing water-soluble salts of aryloxy-C1-C4-alkanecarboxylic acids by reacting the aryloxy-C1-C4-alkanecarboxylic acids with a salt-forming base, the salt formation taking place in the melt in the presence or absence of an entraining agent suitable for the azeotropic removal of water or in solution in the presence of an entraining agent suitable for the azeotropic removal of water and, if appropriate, removing the entraining agent from the reaction mixture during the reaction or subsequently and then isolating the solid salts in a customary manner.