Patent number: 4130432
Abstract: Compounds of the general formula I ##STR1## wherein M IS 4, 6 OR 8,N is 0 or 1,A is 0 or 1,B is 1, 2, 3, 4 or 5,Each ofR.sub.1, r.sub.2 and R.sub.3 independently represents an alkyl group, an alkyl group which is substituted or which contains --CO-- or --C(.dbd.O)--O-- in the chain, an alkenyl, cycloalkyl, alkylcycloalkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted aralkyl group,L represents NH.sub.3, pyridine, water, CO, NO or a halogen atom, andM if m is 4, represents Ni(O), Ni(I), Ni(II), Pd(II), Pt(II), Cu(I), Cu(II), Ag(I), Au(III), Zn(II),Cd(II), Hg(II), and if m is 6 represents Ti(III), V(II), V(III), Cr(I), Cr(II), Cr(III), Mn(I), Mn(II), Mn(III), Te(I), Re(I), Re(II), Re(III), Re(IV), Fe(II), Fe(III), Ru(II), Ru(III), Os(II), Co(I), Co(II), Co(III), Rh(III), Ir(III), Pt(IV), and if m is 8, represents Ti(III), Mo(IV), Mo(I), W(IV), W(V), Mn(IV) or (Re(V), as biocides.
Type:
Grant
Filed:
December 16, 1976
Date of Patent:
December 19, 1978
Assignee:
Ciba-Geigy Corporation
Inventors:
Hermann W. Wehner, Joachim Lorenz