Intermediates for preparing triazole agonists of the APJ receptor

Patent metadata

Field	Value
Publication number	US-9656998-B2
Application number	US-201615298686-A
Country	US
Kind code	B2
Filing date	Oct 20, 2016
Priority date	May 20, 2015
Publication date	May 23, 2017
Grant date	May 23, 2017

Abstract

Compounds of Formula V, salts thereof, tautomers thereof, and salts of the tautomers are useful intermediates in the synthesis of agonists of the APJ Receptor. Compounds of Formula V have the following structure:

where the definitions of the variables are provided herein.

First claim

What is claimed:

1. A compound of Formula V, a salt thereof, a tautomer thereof, or a salt of the tautomer:

wherein:
R 1 is an unsubstituted pyridyl, pyridonyl, or pyridine N-oxide, or is a pyridyl, pyridonyl, or pyridine N-oxide substituted with 1, 2, 3, or 4 R 1a substituents;
R 1a in each instance is independently selected from —F, —Cl, —Br, —I, —CN, —C 1 -C 6 alkyl, —C 1 -C 6 haloalkyl, —C 1 -C 6 perhaloalkyl, —OH, —O—(C 1 -C 6 alkyl), —O—(C 1 -C 6 haloalkyl), —O—(C 1 -C 6 perhaloalkyl), —C 2 -C 6 alkenyl, —O—(C 1 -C 6 alkyl)-OH, —O—(C 1 -C 6 alkyl)-O—(C 1 -C 6 alkyl), —O—(C 1 -C 6 haloalkyl)-OH, —O—(C 1 -C 6 haloalkyl)-O—(C 1 -C 6 alkyl), —O—(C 1 -C 6 perhaloalkyl)-OH, —O—(C 1 -C 6 perhaloalkyl)-O—(C 1 -C 6 alkyl), —NH 2 , —NH(C 1 -C 6 alkyl), —N(C 1 -C 6 alkyl) 2 , —C(═O)—(C 1 -C 6 alkyl), —C(═O)OH, —C(═O)—O—(C 1 -C 6 alkyl), —C(═O)NH 2 , —C(═O)NH(C 1 -C 6 alkyl), —C(═O)N(C 1 -C 6 alkyl) 2 , phenyl, —C(═O)-(heterocyclyl), or a heterocyclyl group, wherein the heterocyclyl group of the —C(═O)-(heterocyclyl) or heterocyclyl group is a 3 to 7 membered ring containing 1, 2, or 3 heteroatoms selected from N, O, or S;
R 3 is selected from an unsubstituted C 1 -C 10 alkyl, a C 1 -C 10 alkyl substituted with 1, 2, or 3 R 3a substituents, a group of formula —(CR 3b R 3c )-Q, a group of formula NH—(CR 3b R 3c )-Q, a group of formula —(CR 3b R 3c )—C(═O)-Q, a group of formula —(CR 3d R 3e )—(CR 3f R 3g )-Q, a group of formula —(CR 3b ═CR 3c )-Q, or a group of formula -(heterocyclyl)-Q, wherein the heterocyclyl of the -(heterocyclyl)-Q has 5 to 7 ring members of which 1, 2, or 3 are heteroatoms selected from N, O, or S and is unsubstituted or is substituted with 1, 2, or 3 R 3h substituents;
R 3a in each instance is independently selected from —F, —Cl, —CN, —OH, —O—(C 1 -C 6 alkyl), —O—(C 1 -C 6 haloalkyl), —O—(C 1 -C 6 perhaloalkyl), —O—(C 1 -C 6 alkyl)-OH, —O—(C 1 -C 6 alkyl)-O—(C 1 -C 6 alkyl), C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, —NH 2 , —NH(C 1 -C 6 alkyl), or N(C 1 -C 6 alkyl) 2 ;
R 3b and R 3c are independently selected from —H, —F, —Cl, —CN, —C 1 -C 6 alkyl, —C 1 -C 6 haloalkyl, —C 1 -C 6 perhaloalkyl, —OH, —O—(C 1 -C 6 alkyl), —O—(C 1 -C 6 haloalkyl), —O—(C 1 -C 6 perhaloalkyl), —O—(C 1 -C 6 alkyl)-OH, —O—(C 1 -C 6 alkyl)-O—(C 1 -C 6 alkyl), —NH 2 , —NH(C 1 -C 6 alkyl), or —N(C 1 -C 6 alkyl) 2 ;
R 3d and R 3c are independently selected from —H, —F, —Cl, —CN, —C 1 -C 6 alkyl, —C 1 -C 6 haloalkyl, —C 1 -C 6 perhaloalkyl, —OH, —O—(C 1 -C 6 alkyl), —O—(C 1 -C 6 haloalkyl), —O—(C 1 -C 6 perhaloalkyl), —O—(C 1 -C 6 alkyl)-OH, —O—(C 1 -C 6 alkyl)-O—(C 1 -C 6 alkyl), —NH 2 , —NH(C 1 -C 6 alkyl), or —N(C 1 -C 6 alkyl) 2 ;
R 3f and R 3g are independently selected from —H, —F, —Cl, —CN, —C 1 -C 6 alkyl, —C 1 -C 6 haloalkyl, —C 1 -C 6 perhaloalkyl, —OH, —O—(C 1 -C 6 alkyl), —O—(C 1 -C 6 haloalkyl), —O—(C 1 -C 6 perhaloalkyl), —O—(C 1 -C 6 alkyl)-OH, —O—(C 1 -C 6 alkyl)-O—(C 1 -C 6 alkyl), —NH 2 , —NH(C 1 -C 6 alkyl), or —N(C 1 -C 6 alkyl) 2 ;
R 3h in each instance is independently selected from —F, —Cl, —CN, —C 1 -C 6 alkyl, —C 1 -C 6 haloalkyl, —C 1 -C 6 perhaloalkyl, —OH, —O—(C 1 -C 6 alkyl), —O—(C 1 -C 6 haloalkyl), —O—(C 1 -C 6 perhaloalkyl), —O—(C 1 -C 6 alkyl)-OH, —O—(C 1 -C 6 alkyl)-O—(C 1 -C 6 alkyl), —NH 2 , —NH(C 1 -C 6 alkyl), —N(C 1 -C 6 alkyl) 2 , or oxo;
Q is a monocyclic or bicyclic C 6 -C 10 aryl group, a monocyclic or bicyclic heteroaryl group with 5 to 10 ring members containing 1, 2, or 3 heteroatoms selected from N, O, or S, a C 3 -C 8 cycloalkyl group, or a 3 to 7 membered heterocyclyl group containing 1, 2, or 3 heteroatoms selected from N, O, or S, wherein the C 6 -C 10 aryl group, the heteroaryl group, the cycloalkyl group, and the heterocyclyl group are unsubstituted or are substituted with 1, 2, 3, or 4 R Q substituent;
R Q in each instance is independently selected from —F, —Cl, —Br, —I, —CN, —C 1 -C 6 alkyl, —C 1 -C 6 haloalkyl, —C 1 -C 6 perhaloalkyl, —C 2 -C 6 alkenyl, —C 2 -C 6 alkynyl, —OH, —O—(C 1 -C 6 alkyl), —O—(C 1 -C 6 haloalkyl), —O—(C 1 -C 6 perhaloalkyl), —NH 2 , —NH(C 1 -C 6 alkyl), —N(C 1 -C 6 alkyl) 2 , —C(═O)—(C 1 -C 6 alkyl), —C(═O)OH, —C(═O)—O—(C 1 -C 6 alkyl), —C(═O)NH 2 , —C(═O)NH(C 1 -C 6 alkyl), —C(═O)N(C 1 -C 6 alkyl) 2 , —S(═O) 2 —(C 1 -C 6 alkyl), phenyl, or a heteroaryl group, and the Q heterocyclyl group may be substituted with 1 oxo substituent;
R 4 is selected from a monocyclic or bicyclic C 6 -C 10 aryl group, a monocyclic or bicyclic heteroaryl group with 5 to 10 ring members containing 1, 2, or 3 heteroatoms independently selected from N, O, or S, or a monocyclic or bicyclic heterocyclyl group with 5 to 10 ring members containing 1, 2, 3, or 4 heteroatoms independently selected from N, O, or S, wherein the C 6 -C 10 aryl group, the heteroaryl group, or the heterocyclyl group are unsubstituted or are substituted with 1, 2, or 3 R 4a substituents; and
R 4a in each instance is independently selected from —F, —Cl, —Br, —I, —CN, —C 1 -C 6 alkyl, —C 1 -C 6 haloalkyl, —C 1 -C 6 perhaloalkyl, —OH, —O—(C 1 -C 6 alkyl), —O—(C 1 -C 6 haloalkyl), —O—(C 1 -C 6 perhaloalkyl), —NH 2 , —NH(C 1 -C 6 alkyl), —N(C 1 -C 6 alkyl) 2 , —C(═O)—(C 1 -C 6 alkyl), —C(═O)OH, —C(═O)—O—(C 1 -C 6 alkyl), —C(═O)NH 2 , —C(═O)NH(C 1 -C 6 alkyl), or —C(═O)N(C 1 -C 6 alkyl) 2 , and the heterocyclyl R 4 group may be further substituted with 1 oxo substituent.

2. The compound of claim 1 or the salt thereof, the tautomer thereof, or the salt of the tautomer, wherein R 1 is an unsubstituted pyridyl or is a pyridyl substituted with 1 or 2 R 1a substituents.

3. The compound of claim 2 or the salt thereof, the tautomer thereof, or the salt of the tautomer, wherein R 1a in each instance is independently selected from —CH 3 , —CH 2 CH 3 , —F, —Cl, —Br, —CN, —CF 3 , —CH═CH 2 , —C(═O)NH 2 , —C(═O)NH(CH 3 ), —C(═O)N(CH 3 ) 2 , —C(═O)NH(CH 2 CH 3 ), —OH, —OCH 3 , —OCHF 2 , —OCH 2 CH 3 , —OCH 2 CF 3 , —OCH 2 CH 2 OH, —OCH 2 C(CH 3 ) 2 OH, —OCH 2 C(CF 3 ) 2 OH, —OCH 2 CH 2 OCH 3 , —NH 2 , —NHCH 3 , —N(CH 3 ) 2 , phenyl, or a group of formula

wherein the symbol , when drawn across a bond, indicates the point of attachment to the rest of the molecule.

4. The compound of claim 1 or the salt thereof, the tautomer thereof, or the salt of the tautomer, wherein R 1 is selected from

wherein the symbol , when drawn across a bond, indicates the point of attachment to the rest of the molecule.

5. The compound of claim 1 or the salt thereof, the tautomer thereof, or the salt of the tautomer, wherein R 1 is selected from

wherein the symbol , when drawn across a bond, indicates the point of attachment to the rest of the molecule.

6. The compound of claim 1 or the salt thereof, the tautomer thereof, or the salt of the tautomer, wherein R 4 is a phenyl, pyridyl, pyrimidinyl, isoxazolyl, indolyl, naphthyl, or pyridinyl any of which may be unsubstituted or substituted with 1, 2, or 3 R

Assignees

• Amgen Inc

Inventors

• Chen Ning
• Chen Xiaoqi
• Connors Richard V
• Deignan Jeffrey
• Dransfield Paul John
• Du Xiaohui
• Fu Zice
• Heath Julie Anne
• Horne Daniel B
• Houze Jonathan
• Kaller Matthew R
• Kopecky David John
• Lai Su-Jen
• Ma Zhihua
• Mcgee Lawrence R
• Medina Julio C
• Mihalic Jeffrey T
• Nishimura Nobuko
• Olson Steven H
• Pattaropong Vatee
• Wang Xiaodong
• Yang Kevin
• Debenedetto Mikkel V
• Farrell Robert P
• Hedley Simon J
• Judd Ted C

Classifications

• C07D471/04

  Ortho-condensed systems · CPC title

• C07D239/26

  with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms · CPC title

• C07D239/34

  One oxygen atom · CPC title

• A61K31/437

  the heterocyclic ring system containing a five-membered ring having nitrogen as a ring hetero atom, e.g. indolizine, beta-carboline · CPC title

• C07D413/14

  containing three or more hetero rings · CPC title