Document 10qzdKxG1ey5ra6b94eJnkzbZ

APR-24-2003 18=10 WILLIAMS BAILEY LAW FIRM 7136436226 P.02/02 COPY OF LEXTER TO DR. BOUNDY FROM DRt HIRSCHKIND March. 15, 1957 R. H. Bound/ Executive Research 566 Building, Midland ec: L, C. Chamberlain, Executive Research, 566 Bldg,, Midland A, M. Griswold, Executive Research, 566 Bldg., Midland W. M. Yates, Patent Department, 566 Bldg* Midland FENTACHLOROFHENOL FROM BENZENE hexa chloride isomers There have been some discussions about licensing in the foreign field our processes of converting the bensene hydrochloride isomers from lindane manufacture into hexachlorobettzgne, the latter to be subsequently converted into pg^fH1nynpH*^frfn Th* fi^rman firm of C. H, Boehringer and Son, one of the largest manufacturers of lindane, have been interested in this. In a letter from Dr, Otto Ambros just received he states; "Dr, Boehringer has asked me whether it might be possible to get the Dow know-how for the production of pentachlorophenol from the lindane isomers. Is it still possible that you might be able to help us in this matter? I should appreciate your information in this matter, *' 1 should like to discuss this matter when I come to Midland in April, W. Hirschkind WH:ja Copied by js TOTAL P.02