(19)

(11)

EP 0 020 549 A1

(12)

(43) Date of publication: 07.01.1981 Bulletin 1981/01 (21) Application number: 79901447.0 (22) Date of filing: 19.10.1979

(51) International Patent Classification (IPC):  C07C 67/ 00( . ) C07C 69/ 75( . ) (86) International application number: PCT/US1979/000866 (87) International publication number: WO 1980/000837 (01.05.1980 Gazette 1980/10)

(84) Designated Contracting States: CH DE FR GB (30) Priority: 25.10.1978 US 19780954363 (71) Applicant: BABLER, James, H. Evanston, IL 60202 (US)	(72) Inventor: BABLER, James, H. Evanston, IL 60202 (US)