Software for prediction of pKa values



 Dear Dr. Welsh (and prospective others);
      An excellent programme for predicting pKa values for organic acids and
 bases is "pKalc", manufactured by
                       CompuDrug Chemistry, Ltd.
                       Furst Sandor utca 5
                       H-1136 Budapest
 The Marketing Director for CompuDrug Chemistry, Ltd. is Dr. Zoltan Bencz; his
 e-mail address is:
                       bz &$at$& cdk-cgx.hu
 CompuDrug's FAX number is
                       (0036 1) 132'25'74
 CompuDrug has a marketing office in the United States.  For details, please con-
 tact CompuDrug directly.
 Sincerely,
 S. Shapiro
 Abt. orale Mikrobiol. allg. Immunol.
 Zahnaerztl. Inst. der Univ. ZH
 Plattenstr. 11
 Postfach
 CH-8028 Zuerich
 Internet: toukie &$at$& zui.unizh.ch