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公开(公告)号：CA2121049A1
公开(公告)日：1993-04-29
申请号：CA2121049
申请日：1992-09-23
Applicant: BASF AG
Inventor： STAUDENMEIER HORST R , HAUER BERNHARD , LADNER WOLFGANG , MUELLER URSULA , PRESSLER UWE , STAUDENMAIER HORST R , MEYER JOACHIM
Abstract: 2121049 9308294 PCTABS00021 The invention concerns a new method of producing, by fermentation, compounds of the general formula (Ia) and (Ib), in which R1 is a hydrogen, fluorine, chlorine or bromine atom and R2 is a fluorine or chlorine atom.
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