Aminomethylene substituted non-aromatic heterocycles and use as substance P antagonists

A compound of the formula ##STR17## or a pharmaceutically acceptable salt thereof;

• W is hydrogen, (C.sub.1 -C.sub.6)alkyl optionally substituted with from one to three fluorine atoms, --S(O).sub.v --(C.sub.1 -C.sub.6) alkyl wherein v is zero, one or two, halo, benzyloxy or (C.sub.1 -C.sub.6)alkoxy optionally substituted with from one to three fluorine atoms;
• R.sup.1 is a 4, 5 or 6 membered heterocyclic ring containing from one to three heteroatoms selected from oxygen, nitrogen and sulfur, wherein said heterocyclic ring contains from zero to three double bonds and is optionally substituted with one or two substituents independently selected from (C.sub.1 -C.sub.6) alkyl optionally substituted with from one to three fluorine atoms and (C.sub.1 -C.sub.6) alkoxy optionally substituted with from one to three fluorine atoms;
• R.sup.2 is hydrogen or --CO.sub.2 (C.sub.1 -C.sub.10)alkyl;
• R.sup.3 is ##STR18## X is (CH.sub.2).sub.q wherein q is an integer from 1 to 6, and wherein any one of the carbon--carbon single bonds in said (CH.sub.2).sub.q is optionally replaced by a carbon--carbon double bond, and wherein any one of the carbon atoms of said (CH.sub.2).sub.q is optionally substituted with R.sup.14, and wherein any one of the carbon atoms of said (CH.sub.2).sub.q is optionally substituted with R.sup.15 ;
• m is an integer from 0 to 8, and any one of the carbon--carbon single bonds of (CH.sub.2).sub.m, wherein both carbon atoms of such bond are bonded to each other and to another carbon atom in the (CH.sub.2).sub.m chain, is optionally replaced by a carbon--carbon double bond or a carbon--carbon triple bond, and any one of the carbon atoms of said (CH.sub.2).sub.m is optionally substituted with R.sup.17 ;
• R.sup.12 is a radical selected from hydrogen, (C.sub.1 -C.sub.6) straight or branched alkyl, (C.sub.3 -C.sub.7)cycloalkyl wherein one of the carbon atoms is optionally replaced by nitrogen, oxygen or sulfur;
• aryl selected from biphenyl, phenyl, indanyl and naphthyl;
• heteroaryl selected from thienyl, furyl, pyridyl, thiazolyl, isothiazolyl, oxazolyl, isoxazolyl, triazolyl, tetrazolyl and quinolyl;
• phenyl-(C.sub.2 -C.sub.6)alkyl, benzhydryl and benzyl, wherein the point of attachment on R.sup.12 is a carbon atom unless R.sup.12 is hydrogen, and wherein each of said aryl and heteroaryl groups and the phenyl moieties of said benzyl, phenyl-(C.sub.2 -C.sub.6)alkyl and benzhydryl is optionally substituted with one or more substituents independently selected from halo, nitro, (C.sub.1 -C.sub.10)alkyl optionally substituted with from one to three fluorine atoms, (C.sub.1 -C.sub.10)alkoxy optionally substituted with from one to three fluorine atoms, amino, hydroxy-(C.sub.1 -C.sub.6)alkyl, (C.sub.1 -C.sub.6)alkoxy-(C.sub.1 -C.sub.6)alkyl, (C.sub.1 -C.sub.6)alkylamino, --C(O)O(C.sub.1 -C.sub.6 alkyl), --(C.sub.1 -C.sub.6 alkyl)C(O)(C.sub.1 -C.sub.6 alkyl), --OC(O)(C.sub.1 -C.sub.6 alkyl), --(C.sub.1 -C.sub.6 alkyl)C(O)O(C.sub.1 -C.sub.6 alkyl), --(C.sub.1 -C.sub.6 alkoxy)C(O)(C.sub.1 -C.sub.6 alkyl), --C(O)(C.sub.1 -C.sub.6 alkyl), --N(C.sub.1 -C.sub.6 alkyl)(C.sub.1 -C.sub.6 alkyl), --C(O)NH(C.sub.1 -C.sub.6 alkyl), --NHC(O)H, and --NHC(O)(C.sub.1 -C.sub.6 alkyl);
• and wherein one of the phenyl moieties of said benzhydryl may optionally be replaced by naphthyl, thienyl, furyl or pyridyl;
• R.sup.13 is hydrogen, phenyl or (C.sub.1 -C.sub.6)alkyl;
• or R.sup.12 and R.sup.13, together with the carbon to which they are attached, form a saturated carbocyclic ring having from 3 to 7 carbon atoms wherein one of said carbon atoms that is neither the point of attachment of the spiro ring nor adjacent to it may optionally be replaced by oxygen, nitrogen or sulfur;
• R.sup.14 and R.sup.15 are each independently selected from hydrogen, hydroxy, halo, amino, oxo (.dbd.O), cyano, hydroxy-(C.sub.1 -C.sub.6)alkyl, (C.sub.1 -C.sub.6)alkoxy-(C.sub.1 -C.sub.6)alkyl, (C.sub.1 -C.sub.6)alkylamino, --C(O)O(C.sub.1 -C.sub.6 alkyl), --OC(O)(C.sub.1 -C.sub.6 alkyl), --(C.sub.1 -C.sub.6 alkyl)C(O)(C.sub.1 -C.sub.6 alkyl), --(C.sub.1 -C.sub.6 alkyl)C(O)O(C.sub.1 -C.sub.6 alkyl), --(C.sub.1 -C.sub.6 alkoxy)C(O)(C.sub.1 -C.sub.6 alkyl), --C(O)(C.sub.1 -C.sub.6 alkyl), --N(C.sub.1 -C.sub.6 alkyl)(C.sub.1 -C.sub.6 alkyl), --C(O)NH(C.sub.1 -C.sub.6 alkyl), --NHC(O)H, --NHC(O)(C.sub.1 -C.sub.6 alkyl), and the radicals set forth in the definition of R.sup.12 ;
• R.sup.16 is NHC(O)R.sup.18, NHCH.sub.2 R.sup.18, SO.sub.2 R.sup.18, CO.sub.2 H or one of the radicals set forth in any of the definitions of R.sup.12, R.sup.14 and R.sup.15 ;
• R.sup.17 is oximino (.dbd.NOH) or one of the radicals set forth in any of the definitions of R.sup.12, R.sup.14 and R.sup.15 ;
• and
• R.sup.18 is (C.sub.1 -C.sub.6)alkyl, hydrogen, phenyl or phenyl-(C.sub.1 -C.sub.6)alkyl;
• with the proviso that (a) when m is 0, one of R.sup.16 and R.sup.17 is absent and the other is hydrogen, (b) when R.sup.14 and R.sup.15 are attached to the same carbon atom, then either each of R.sup.14 and R.sup.15 is independently selected from hydrogen, fluoro, (C.sub.1 -C.sub.6)alkyl, hydroxy-(C.sub.1 -C.sub.6)alkyl and (C.sub.1 -C.sub.6)alkoxy-(C.sub.1 -C.sub.6)alkyl, or R.sup.14 and R.sup.15, together with the carbon to which they are attached, form a (C.sub.3 -C.sub.6) saturated carbocyclic ring that forms a spiro compound with the nitrogen-containing ring to which they are attached;
• (c) R.sup.12 and R.sup.13 cannot both be hydrogen;
• and (d) when R.sup.14 or R.sup.15 is attached to a carbon atom of X that is adjacent to the ring nitrogen, then R.sup.14 or R.sup.15, respectively, must be a substituent wherein the point of attachment is a carbon atom.