公开(公告)号：JPH06340631A

公开(公告)日：1994-12-13

申请号：JP3448994

申请日：1994-03-04

Applicant: BASF AG

Inventor： ORIIBUAA BUAAGUNAA ,  KAARU AIKEN ,  EEBAAHARUTO AMAAMAN ,  GIIZERA RORENTSU

IPC: A01N43/40 ,  C07D213/74 ,  C07D213/75 ,  C07D213/76 ,  C07D213/84

公开(公告)号：JPH04235966A

公开(公告)日：1992-08-25

申请号：JP12169391

申请日：1991-05-28

Applicant: BASF AG

Inventor： ORIIBUAA BUAAGUNAA ,  BERUNHARUTO TSUIPERAA ,  NORUBERUTO GETSU ,  MIHIYAERU KAIRU ,  EEBAAHARUTO AMAAMAN ,  GIIZERA RORENTSU

IPC: A01N43/40 ,  C07D213/26 ,  C07D213/30 ,  C07D213/48 ,  C07D213/50 ,  C07D213/53

公开(公告)号：JPH06298748A

公开(公告)日：1994-10-25

申请号：JP401694

申请日：1994-01-19

Applicant: BASF AG

Inventor： KAARU AIKEN ,  KURAUSU DEIITORITSUHI ,  TOOMASU MIYURAA ,  ORIIBUAA BUAAGUNAA

IPC: C07D277/20 ,  C07D277/34 ,  C07D277/56

Abstract: Process for the preparation of alkyl 2-alkyl-4-fluoromethylthiazolecarboxylates of the formula I in which R is alkyl, R is difluoromethyl or trifluoromethyl and R is alkyl, by reacting thiocarboxamides of the formula II in which R has the abovementioned meaning with alkyl 2-chloro-4-fluoroacetoacetates of the formula III in which R and R have the abovementioned meanings, in an aprotic solvent at temperatures of below 100@C and reacting the product with a dehydrating agent at temperatures of below 80@C, if appropriate in the presence of bases.