METHOD OF OBTAINING DIMETHYLISOPHTALATE AND DIMETHYLTEREPHTALATE FROM WASTE FRACTION OF DIMETHYLTEREPHTALATE PRODUCTION PROCESS

摘要

The present invention relates to the use derivatives of phenoxy acetic acid and of phenoxymethyl tetrazole of formula (I) CHEM wherein A, B, R1, R2, R4, p, n and m have the above-stated meanings, their pharmaceutically acceptable acids or basis to produce pharmaceutical agents for the treatment of diseases where MDM2 antagonistic activity is involved, processes for their production and pharmaceutical agents which contain these compounds having MDM2antagonistic activity.