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EP0419048A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Substituted pyrimidinones as angiotensin II antagonists

Assignee: Merck and Co Inc
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Filing: 1990-08-21
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Granted: —
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Expires: 2010-08-21
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Abstract

Abstract Novel substituted pyrimidinones of formula (I) which are useful as angiotensin II antagonists, are disclosed. <CHEM> h

Inventors

  • 👤 Eric E. Allen
  • 👤 William J. Greenlee
  • 👤 Arthur A. Patchett
  • 👤 Thomas F. Walsh
  • 👤 Prasun K. Chakravarty

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-26 17:11
CPC Classifications
C; C07; C07D; C07D239/00; C07D239/02; C07D239/24; C07D239/28; C07D239/32; C07D239/34; C07D239/36; A; A61; A61P; A61P27/00; A61P27/02; A61P9/00; A61P9/12; C07D239/46; C07D239/52; C07D403/00; C07D403/02; C07D403/10

Claims Analysis

Total Claims: 11
Claim 1
Independent Claim 827 words
A compound of formula (I): wherein: J is -C(=M)- or K is -C(=M)- or provided that one and only one of J and K is -C(=M)-; M is O or NR²¹; one of a and b is a double bond, provided that when J is -C(=M)- b is a double bond and when K is -C(=M)- a is a double bond; R¹ is (a) -CO₂R⁴, (b) -SO₃R⁵, (c) -NHSO₂CF₃, (d) -PO(OH⁵)₂, (e) -SO₂-NH-R⁹, (f) -CONHOR⁵, (h) -CN, (i) -PO(OR⁵)R⁴ (p) CONHSO₂R²¹; (q) SO₂NHCOR²¹; (r) -SO₂NH-heteroaryl, (s) -SO₂NHCONHR²¹, (t) -CH₂SO₂NH-heteroaryl, (u) -CH₂SO₂NHCO-R²¹, (v) -CH₂CONH-SO₂R²¹, (w) -NHSO₂NHCO-R²¹, (x) -NHCONHSO₂-R²¹, wherein heteroaryl is an unsubstituted, monosubstituted or disubstituted five- or six-membered aromatic ring which can optionally contain 1 to 3 heteroatoms selected from the group consisting of O, N or S and wherein the substituents are members selected from the group consisting of -OH, -SH, -C₁-C₄-alkyl, -C₁-C₄-alkoxy, halo(Cl, Br, F, I), -NO₂, -CO₂H, -CO₂-C₁-C₄-alkyl, -NH₂, -NH(C₁-C₄-alkyl) and -N(C₁-C₄-alkyl)₂; R 2a and R 2b are each independently (a) H, (b) halogen, (c) NO₂, (d) NH₂, (e) C₁-C₄-alkylamino, (f) di(C₁-C₄-alkyl)amino (g) SO₂NHR⁹, (h) CF₃, (i) C₁-C₆-alkyl, C₂-C₆-alkenyl, C₂-C₆-alkynyl, or (j) C₁-C₄-alkoxy; R 3a is (a) H, (b) halo (Cl, Br, I, F) (c) C₁-C₆-alkyl, (d) C₁-C₆-alkoxy, (e) C₁-C₆-alkoxy-C₁-C₄-alkyl; R 3b is (a) H, (b) halo (Cl, Br, I, F) (c) NO₂, (d) C₁-C₆-alkyl, C₂-C₆-alkenyl, C₂-C₆-alkynyl, (e) C₁-C₆-acyloxy, (f) C₁-C₆-cycloalkyl, (g) C₁-C₆-alkoxy, (h) -NHSO₂R⁴, (i) hydroxy C₁-C₄-alkyl, (j) aryl-C₁-C₄-alkyl, (k) C₁-C₄-alkylthio, (l) C₁-C₄-alkylsulfinyl, (m) C₁-C₄-alkylsulfonyl, (n) NH₂, (o) C₁-C₄-alkylamino, (p) C₁-C₄-dialkylamino, (q) perfluoro-C₁-C₄-alkyl, (r) -SO₂-NHR⁹, (s) aryl or (t) furyl; wherein aryl is phenyl optionally substituted with one or two substituents selected from the group consisting of halo(Cl, Br, I, F) or C₁-C₄-alkyl optionally substituted with members selected from the group consisting of N(R⁴)₂, CO₂R⁴, OH, N(R⁴)CO₂R²¹, S(O) x R²¹ where x is 0 to 2; C₁-C₄-alkoxy, NO₂, CF₃, C₁-C₄-alkylthio, OH, NH₂, -NH(C₁-C₄-alkyl), -N(C₁-C₄-alkyl)₂, -CO₂H, -CO₂-C₁-C₄-alkyl, -N(R⁴)CO₂R²¹ or R⁴ is H, straight chain or branched C₁-C₆-alkyl optionally substituted with aryl as defined above; R 4a is C₁-C₆-alkyl, aryl or aryl-CH₂- wherein aryl is as defined above; E is a single bond, -NR¹³(CH₂) s -, -S(O) x (CH₂) s - where x is 0 to 2 and s is 0 to 5, -CH(OH)-, -O-, CO-; R⁶ is (a) aryl as defined above; (b) straight chain or branched C₁-C₆-alkyl, C₂-C₅-alkenyl or C₂-C₅-alkynyl each of which can be optionally substituted with a substituent selected from the group consisting of aryl as defined above, C₃-C₇-cycloalkyl, halo (Cl, Br, I, F) -OH, CF₃, -CF₂CF₃, CCl₃, -NH₂, -NH(C₁-C₄-alkyl), -N(C₁-C₄-alkyl)₂, -NH-SO₂R⁴, -COOR⁴, -SO₂NHR⁹, C₁-C₄-alkoxy, C₁-C₄-alkyl-S; (c) an unsubstituted, monosubstituted or disubstituted heteroaromatic 5 or 6 membered cyclic ring which can contain one or two members selected from the group consisting of N, O, S, and wherein the substituents are members selected from the group consisting of -OH, -SH, C₁-C₄-alkyl, C₁-C₄-alkyloxy -CF₃, halo (Cl, Br, I, F), NO₂, -CO₂H, -CO₂-C₁-C₄-alkyl, -NH₂, -NH(C₁-C₄-alkyl), -N(C₁-C₄-alkyl)₂; (d) C₃-C₇-cycloalkyl; R⁷ and R⁸ are independently (a) H, (b) aryl-C₁-C₄-alkyl-, (c) heteroaryl-C₁-C₄-alkyl-, (d) C₁-C₄-alkyl optionally substituted with a substituent selected from the group consisting of -OH, -NH₂, guanidino, C₁-C₄-alkoxy, -S(O) x R²¹, C₁-C₄-alkylamino, C₁-C₄-dialkylamino, -COOR⁴, -CON(R⁴)R²¹, -OCON(R⁴)R²¹, -O-COR⁴, C₃-C₅-cycloalkyl, -N(R⁴)CON(R⁴)R²¹, -N(R⁴)COOR²¹, -CONHSO₂R²¹, -N(R⁴)SO₂R²¹; (e) C₂-C₄-alkenyl, (f) -CO-aryl as defined above, (g) C₃-C₇-cycloalkyl, (h) halo (Cl, Br, I, F), (i) -OH, (j) -OR²¹, (k) perfluoro-C₁-C₄-alkyl, (l) -SH, (m) -S(O) x R²¹ where x is as defined above, (n) -CHO, (o) -CO₂R⁴, (p) -SO₃H, (q) -N(R⁴)₂, (r) -NHCO₂R²¹, (s) -SO₂NR⁹R¹⁰, (t) -CH₂OCOR⁴, (u) -N(R⁴)-SO₂-C₁-C₄-alkyl, (v) 5 or 6 membered saturated heterocycle containing one nitrogen atom and optionally containing one other heteroatom selected from N, O or S, such as pyrrolidine, morpholine, or piperazine, (w) aryl as defined above, (x) heteroaryl as defined above, (z) -NHSO₂-perfluoro-C₁-C₄-alkyl. (aa) -CONHSO₂R²¹, (bb) -SO₂NHCOR²¹, (cc) -SO₂NH-heteroaryl as defined above, (dd) -S(O) x -aryl as defined above, (ee) -S(O) x CH₂-aryl as defined above, (ff) -CON(R⁴)₂; R⁹ is H, C₁-C₅-alkyl, phenyl or benzyl; R¹⁰ is H, C₁-C₄-alkyl; R¹¹ is H, C₁-C₆-alkyl, C₂-C₄-alkenyl, C₁-C₄-alkoxy alkyl, or -CH₂-C₆H₄R²⁰; R¹² is -CN, -NO₂ or -CO₂R⁴; R¹³ is H, C₁-C₄-acyl, C₁-C₆-alkyl, allyl, C₃-C₆-cycloalkyl, phenyl or benzyl; R¹⁴ is H, C₁-C₈-alkyl, C₁-C₈-perfluoroalkyl, C₃-C₆-cycloalkyl, phenyl or benzyl; R¹⁵ is H, C₁-C₆-alkyl; R¹⁶ is H, C₁-C₆-alkyl, C₃-C₆-cycloalkyl, phenyl or benzyl; R¹⁷ is -NR⁹R¹⁰, -OR¹⁰, -NHCONH₂, -NHCSNH₂, R¹⁸ and R¹⁹ are independently C₁-C₄-alkyl or taken together are -(CH₂) q - where q is 2 or 3; R²⁰ is H, -NO₂, -NH₂, -OH or -OCH₃; R²¹ is (a) aryl as defined above; (b) heteroaryl as defined above; (c) C₁-C₆-alkyl optionally substituted with a substituent selected from the group consisting of aryl as defined above, heteroaryl as defined above, -OH, -NH₂, -NH(C₁-C₄-alkyl), -N(C₁-C₄-alkyl)₂, -CO₂H, -CO₂R⁴, halo (Cl, Br, F, I), -CF₃; (d) C₃-C₅-cycloalkyl; X is (a) a carbon-carbon single bond, (b) -CO-, (c) -O-, (d) -S-, (h) -OCH₂-, (i) -CH₂O- (j) -SCH₂-, (k) -CH₂S-, (l) -NHC(R⁹)(R¹⁰), (m) -NR⁹SO₂-, (n) -SO₂NR⁹-, (o) -C(R⁹)(R¹⁰)NH-, (p) -CH=CH-, (q) -CF=CF-, (r) -CH=CF-, (s) -CF=CH-, (t) -CH₂CH₂-, (u) -CF₂CF₂-, r is 1 or 2; and the pharmaceutically acceptable salts thereof.
Claim 2
Dependent Claim 827 words
A compound of formula (I): wherein: J is -C(=M)- or K is -C(=M)- or provided that one and only one of J and K is -C(=M)-; M is O or NR²¹; one of a and b is a double bond, provided that when J is -C(=M)- b is a double bond and when K is -C(=M)- a is a double bond; R¹ is (a) -CO₂R⁴, (b) -SO₃R⁵, (c) -NHSO₂CF₃, (d) -PO(OH⁵)₂, (e) -SO₂-NH-R⁹, (f) -CONHOR⁵, (h) -CN, (i) -PO(OR⁵)R⁴ (p) CONHSO₂R²¹; (q) SO₂NHCOR²¹; (r) -SO₂NH-heteroaryl, (s) -SO₂NHCONHR²¹, (t) -CH₂SO₂NH-heteroaryl, (u) -CH₂SO₂NHCO-R²¹, (v) -CH₂CONH-SO₂R²¹, (w) -NHSO₂NHCO-R²¹, (x) -NHCONHSO₂-R²¹, wherein heteroaryl is an unsubstituted, monosubstituted or disubstituted five- or six-membered aromatic ring which can optionally contain 1 to 3 heteroatoms selected from the group consisting of O, N or S and wherein the substituents are members selected from the group consisting of -OH, -SH, -C₁-C₄-alkyl, -C₁-C₄-alkoxy, halo(Cl, Br, F, I), -NO₂, -CO₂H, -CO₂-C₁-C₄-alkyl, -NH₂, -NH(C₁-C₄-alkyl) and -N(C₁-C₄-alkyl)₂; R 2a and R 2b are each independently (a) H, (b) halogen, (c) NO₂, (d) NH₂, (e) C₁-C₄-alkylamino, (f) di(C₁-C₄-alkyl)amino (g) SO₂NHR⁹, (h) CF₃, (i) C₁-C₆-alkyl, C₂-C₆-alkenyl, C₂-C₆-alkynyl, or (j) C₁-C₄-alkoxy; R 3a is (a) H, (b) halo (Cl, Br, I, F) (c) C₁-C₆-alkyl, (d) C₁-C₆-alkoxy, (e) C₁-C₆-alkoxy-C₁-C₄-alkyl; R 3b is (a) H, (b) halo (Cl, Br, I, F) (c) NO₂, (d) C₁-C₆-alkyl, C₂-C₆-alkenyl, C₂-C₆-alkynyl, (e) C₁-C₆-acyloxy, (f) C₁-C₆-cycloalkyl, (g) C₁-C₆-alkoxy, (h) -NHSO₂R⁴, (i) hydroxy C₁-C₄-alkyl, (j) aryl-C₁-C₄-alkyl, (k) C₁-C₄-alkylthio, (l) C₁-C₄-alkylsulfinyl, (m) C₁-C₄-alkylsulfonyl, (n) NH₂, (o) C₁-C₄-alkylamino, (p) C₁-C₄-dialkylamino, (q) perfluoro-C₁-C₄-alkyl, (r) -SO₂-NHR⁹, (s) aryl or (t) furyl; wherein aryl is phenyl optionally substituted with one or two substituents selected from the group consisting of halo(Cl, Br, I, F) or C₁-C₄-alkyl optionally substituted with members selected from the group consisting of N(R⁴)₂, CO₂R⁴, OH, N(R⁴)CO₂R²¹, S(O) x R²¹ where x is 0 to 2; C₁-C₄-alkoxy, NO₂, CF₃, C₁-C₄-alkylthio, OH, NH₂, -NH(C₁-C₄-alkyl), -N(C₁-C₄-alkyl)₂, -CO₂H, -CO₂-C₁-C₄-alkyl, -N(R⁴)CO₂R²¹ or R⁴ is H, straight chain or branched C₁-C₆-alkyl optionally substituted with aryl as defined above; R 4a is C₁-C₆-alkyl, aryl or aryl-CH₂- wherein aryl is as defined above; E is a single bond, -NR¹³(CH₂) s -, -S(O) x (CH₂) s - where x is 0 to 2 and s is 0 to 5, -CH(OH)-, -O-, CO-; R⁶ is (a) aryl as defined above; (b) straight chain or branched C₁-C₆-alkyl, C₂-C₅-alkenyl or C₂-C₅-alkynyl each of which can be optionally substituted with a substituent selected from the group consisting of aryl as defined above, C₃-C₇-cycloalkyl, halo (Cl, Br, I, F) -OH, CF₃, -CF₂CF₃, CCl₃, -NH₂, -NH(C₁-C₄-alkyl), -N(C₁-C₄-alkyl)₂, -NH-SO₂R⁴, -COOR⁴, -SO₂NHR⁹, C₁-C₄-alkoxy, C₁-C₄-alkyl-S; (c) an unsubstituted, monosubstituted or disubstituted heteroaromatic 5 or 6 membered cyclic ring which can contain one or two members selected from the group consisting of N, O, S, and wherein the substituents are members selected from the group consisting of -OH, -SH, C₁-C₄-alkyl, C₁-C₄-alkyloxy -CF₃, halo (Cl, Br, I, F), NO₂, -CO₂H, -CO₂-C₁-C₄-alkyl, -NH₂, -NH(C₁-C₄-alkyl), -N(C₁-C₄-alkyl)₂; (d) C₃-C₇-cycloalkyl; R⁷ and R⁸ are independently (a) H, (b) aryl-C₁-C₄-alkyl-, (c) heteroaryl-C₁-C₄-alkyl-, (d) C₁-C₄-alkyl optionally substituted with a substituent selected from the group consisting of -OH, -NH₂, guanidino, C₁-C₄-alkoxy, -S(O) x R²¹, C₁-C₄-alkylamino, C₁-C₄-dialkylamino, -COOR⁴, -CON(R⁴)R²¹, -OCON(R⁴)R²¹, -O-COR⁴, C₃-C₅-cycloalkyl, -N(R⁴)CON(R⁴)R²¹, -N(R⁴)COOR²¹, -CONHSO₂R²¹, -N(R⁴)SO₂R²¹; (e) C₂-C₄-alkenyl, (f) -CO-aryl as defined above, (g) C₃-C₇-cycloalkyl, (h) halo (Cl, Br, I, F), (i) -OH, (j) -OR²¹, (k) perfluoro-C₁-C₄-alkyl, (l) -SH, (m) -S(O) x R²¹ where x is as defined above, (n) -CHO, (o) -CO₂R⁴, (p) -SO₃H, (q) -N(R⁴)₂, (r) -NHCO₂R²¹, (s) -SO₂NR⁹R¹⁰, (t) -CH₂OCOR⁴, (u) -N(R⁴)-SO₂-C₁-C₄-alkyl, (v) 5 or 6 membered saturated heterocycle containing one nitrogen atom and optionally containing one other heteroatom selected from N, O or S, such as pyrrolidine, morpholine, or piperazine, (w) aryl as defined above, (x) heteroaryl as defined above, (z) -NHSO₂-perfluoro-C₁-C₄-alkyl. (aa) -CONHSO₂R²¹, (bb) -SO₂NHCOR²¹, (cc) -SO₂NH-heteroaryl as defined above, (dd) -S(O) x -aryl as defined above, (ee) -S(O) x CH₂-aryl as defined above, (ff) -CON(R⁴)₂; R⁹ is H, C₁-C₅-alkyl, phenyl or benzyl; R¹⁰ is H, C₁-C₄-alkyl; R¹¹ is H, C₁-C₆-alkyl, C₂-C₄-alkenyl, C₁-C₄-alkoxy alkyl, or -CH₂-C₆H₄R²⁰; R¹² is -CN, -NO₂ or -CO₂R⁴; R¹³ is H, C₁-C₄-acyl, C₁-C₆-alkyl, allyl, C₃-C₆-cycloalkyl, phenyl or benzyl; R¹⁴ is H, C₁-C₈-alkyl, C₁-C₈-perfluoroalkyl, C₃-C₆-cycloalkyl, phenyl or benzyl; R¹⁵ is H, C₁-C₆-alkyl; R¹⁶ is H, C₁-C₆-alkyl, C₃-C₆-cycloalkyl, phenyl or benzyl; R¹⁷ is -NR⁹R¹⁰, -OR¹⁰, -NHCONH₂, -NHCSNH₂, R¹⁸ and R¹⁹ are independently C₁-C₄-alkyl or taken together are -(CH₂) q - where q is 2 or 3; R²⁰ is H, -NO₂, -NH₂, -OH or -OCH₃; R²¹ is (a) aryl as defined above; (b) heteroaryl as defined above; (c) C₁-C₆-alkyl optionally substituted with a substituent selected from the group consisting of aryl as defined above, heteroaryl as defined above, -OH, -NH₂, -NH(C₁-C₄-alkyl), -N(C₁-C₄-alkyl)₂, -CO₂H, -CO₂R⁴, halo (Cl, Br, F, I), -CF₃; (d) C₃-C₅-cycloalkyl; X is (a) a carbon-carbon single bond, (b) -CO-, (c) -O-, (d) -S-, (h) -OCH₂-, (i) -CH₂O- (j) -SCH₂-, (k) -CH₂S-, (l) -NHC(R⁹)(R¹⁰), (m) -NR⁹SO₂-, (n) -SO₂NR⁹-, (o) -C(R⁹)(R¹⁰)NH-, (p) -CH=CH-, (q) -CF=CF-, (r) -CH=CF-, (s) -CF=CH-, (t) -CH₂CH₂-, (u) -CF₂CF₂-, r is 1 or 2; and the pharmaceutically acceptable salts thereof.
Claim 3
Dependent Claim 213 words
A compound of Claim 1 wherein: J is -C(=M)-: b is a double bond; R¹ is (a) CCOH, (d) -NH-SO₂CF₃, (e) -CO₂R⁴, (f) CONHSO₂R²¹; (g) SO₂NHCOR²¹; (h) -SO₂NH-heteroaryl, (i) -SO₂NHCONHR²¹, (j) -CH₂SO₂NH-heteroaryl, (k) -CH₂SO₂NHCO-R²¹ (l) -CH₂CONH-SO₂R²¹, (m) -NHSO₂NHCO-R²¹, (n) -NHCONHSO₂-R²¹, R 2a and R 2b are H, F, Cl, CF₃ or C₁-C₆-alkyl; R 3a is H; R 3b is H, F, Cl, CF₃, C₁-C₆-alkyl, C₅-C₆-cycloalkyl, -COOCH₃, -COOC₂H₅, -SO₂-CH₃, NH₂, -N(C₁-C₄-alkyl)₂ or -NH-SO₂CH₃; E is a single bond, -O- or -S-; R⁶ is (a) C₁-C₅-alkyl optionally substituted with a substituent selected from the group consisting of Cl, CF₃, CCl₃, -O-CH₃, -OC₂H₅, -S-CH₃, -S-C₂H₅ or phenyl; (b) C₂-C₅-alkenyl or C₂-C₅-alkynyl; R⁷ and R⁸ are independently (a) H, (b) C₁-C₄-alkyl, (c) C₂-C₄-alkenyl, (d) -OH, (e) -CH₂OCOR⁴, (f) -NH₂, (g) -NH- -O-C₁-C₄-alkyl, (h) -C₁-C₄-alkoxy, (i) -NH(C₁-C₄-alkyl)₂, (j) -N(C₁-C₄-alkyl)₂, (k) halo(Cl, F, Br), (l) -CF₃, (m) -CO₂R⁴, (n) -CH₂-OH, (o) 5 or 6 membered saturated heterocycle containing one nitrogen atom and optionally containing one other heteratom selected from N, O, or S, such as pyrrolidine, morpholine, or piperazine; (p) -CO-aryl as defined above, (q) -S(O) x -C₁-C₄-alkyl; (r) -SO₂-NH-C₁-C₄-alkyl, (s) -SO₂-NH-aryl as defined above, (t) -NH-SO₂CH₃, (u) aryl as defined above; (v) heteroaryl as defined above; X is a C-C single bond or -CO-; and, r is one.
Claim 4
Dependent Claim 98 words
A compound of Claim 2 wherein: E is a single bond or -S-; r is one, R 2a , R 2b , R 3a and R 3b are each H; R⁶ is n-propyl, n-butyl, -CH₃, -CH₂CH₃, or -CH₂-S-CH₃; R⁷ is -NHSO₂CF₃, -CH₂OH, -CH₂OCOR⁴, -CO₂R⁴, -N(CH₃)₂, -NHCO₂-C₁-C₄-alkyl, H, -C₁-C₄-alkyl, aryl, or a 5 or 6 membered saturated heterocycle as defined above; R⁸ is H, -C₁-C₄-alkyl, aryl, heteroaryl, Cl, F, CF₃; R¹ is (a) -COOH, (d) -NH-SO₂-CF₃, (e) CONHSO₂R²¹; (f) SO₂NHCOR²¹; (g) -SO₂NH-heteroaryl, (h) -SO₂NHCONHR²¹, (i) -CH₂SO₂NH-heteroaryl, (j) -CH₂SO₂NHCO-R²¹, (k) -CH₂CONH-SOR²¹, (l) -NHSO₂NHCO-R²¹, (m) -NHCONHSO₂-R²¹, X is a single bond.
Claim 5
Dependent Claim 212 words
A compound of Claim 1 wherein: K is -C(=O)-; a is a double bond; R1 is (a) -COOH, (d) -NH-SO₂CF₃, (e) CO₂R⁴, (f) CONHSO₂R²¹; (g) SO₂NHCOR²¹; (h) -SO₂NH-heteroaryl, (i) -SO₂NHCONHR²¹, (j) -CH₂SO₂NH-heteroaryl, (k) -CH₂SO₂NHCO-R²¹, (l) -CH₂CONH-SO₂R²¹, (m) -NHSO₂NHCO-R²¹, (n) -NHCONHSO₂-R²¹, R 2a and R 2b are H, F, Cl, CF₃, C₁-C₆-alkyl, C₂-C₆-alkenyl, C₂-C₆-alkynyl; R 3a is H, F or Cl; R 3b is H, F, Cl, CF₃, C₁-C₆-alkyl, C₂-C₆-alkenyl, C₂-C₆-alkynyl, C₅-C₆-cycloalkyl, -COOCH₃, -COOC₂H₅, -SO₂-CH₃, -N(R⁴)₂ or -NH-SO₂CH₃; E is a single bond, -O- or -S-; R⁶ is (a) C₁-C₅-alkyl optionally substituted with a substituent selected from the group consisting of Cl, CF₃, CCl₃, -O-CH₃, -OC₂H₅, -S-CH₃, -S-C₂H₅ or phenyl; (b) C₂-C₅-alkenyl or C₂-C₅-alkynyl; (c) C₃-C₅-cycloalkyl; R⁷ and R⁸ are independently (a) H, (b) C₁-C₄-alkyl optionally substituted with -N(R⁴)CO₂R²¹, -S(O) x R²¹; aryl, -N(R⁴)₂, -CO₂R⁴, -N(R⁴)CON(R⁴)R²¹, -CON(R⁴)R²¹; (c) C₂-C₄-alkenyl, (d) -OH, (e) -CH₂OCOR⁴, (f) -NH₂, (g) -N(R⁴)COOR²¹, (h) -C₁-C₄-alkoxy, (i) -NH(C₁-C₄-alkyl), (j) -N(C₁-C₄-alkyl)₂, (k) halo(Cl, F, Br), (l) -CF₃, (m) -CO₂R⁴, (n) -CH₂-OH, (o) 5 or 6 membered saturated heterocycle as defined above, (p) -CO-aryl as defined above, (q) -S(O) x -C₁-C₄-alkyl (r) -SO₂-NH-C₁-C₄-alkyl, (s) -SO₂-NH-aryl as defined above, (t) -NH-SO₂CH₃, (u) aryl as defined above; (v) heteroaryl as defined above; X is a C-C single bond or -CO-; and, r is one.
Claim 6
Dependent Claim 80 words
A compound of Claim 4 wherein: E is a single bond or -S-; r is one, R¹ is (a) -CO²R⁴ (b) -CONHSO₂R²¹, (c) -NHSO₂CF₃, (d) -SO₂NHCOR²¹, (e) -SO₂NH-heteroaryl, R 2a and R 2b are H, F, Cl, CF₃, C₁-C₆-alkyl, C₂-C₆-alkenyl, C₂-C₆-alkynyl; R 3a is H, F, or Cl; R 3b is H, F, Cl, CF₃, C₁-C₆-alkyl, C₂-C₆-alkenyl, C₂-C₆-alkynyl, C₅-C₆-cycloalkyl, -COOCH₃, -COOC₂H₅, -SO₂-CH₃, -N(R⁴)₂ or -NH-SO₂CH₃; R⁶ is n-propyl, n-butyl, -CH₂CH₃, cyclopropyl or cyclopropylmethyl, X is a single bond or -CO-.
Claim 7
Dependent Claim 199 words
A compound of Claim 1 wherein: K is -C(=NR²¹); a is a double bond; R¹ is (a) -COOH, (d) -NH-SO₂CF₃, (e) CO₂R⁴, (f) CONHSO₂R²¹; (g) SO₂NHCOR²¹; (h) -SO₂NH-heteroaryl, (i) -SO₂NHCONHR²¹, (j) -CH₂SO₂NH-heteroaryl, (k) -CH₂SO₂NHCO-R²¹, (l) -CH₂CONH-SO₂R²¹, (m) -NHSO₂NHCO-R²¹, (n) -NHCONHSO₂-R²¹, R 2a and R 2b are H, F, Cl, CF₃ C₁-C₆-alkyl. C₂-C₆-alkenyl, C₂-C₄-alkynyl; R 3a is H, F or Cl; R 3b is H, F, Cl, CF₃, C₁-C₆-alkyl, C₂-C₆-alkenyl, C₂-C₆-alkynyl, C₅-C₆-cycloalkyl, -COOCH₃, -COOC₂H₅, -SO₂-CH₃, NH₂, -N(C₁-C₄-alkyl)₂, -NH-SO₂CH₃, E is a single bond -O- or -S-; R⁶ is (a) C₁-C₅-alkyl optionally substituted with a substituent selected from the group consisting of Cl, CF₃, CCl₃, -O-CH₃, -OC₂H₅, -S-CH₃, -S-C₂H₅ or phenyl; (b) C₂-C₅-alkenyl or C₂-C₅-alkynyl; R⁷ and R⁸ are independently (a) H, (b) C₁-C₆-alkyl, (c) C₂-C₆-alkenyl, (d) -OH, (e) -CH₂OCOR⁴, (f) -NH₂, (g) -NH- -O-C₁-C₄-alkyl, (h) -C₁-C₄-alkoxy, (i) -NH(C₁-C₄-alkyl), (j) -N(C₁-C₄-alkyl)₂, (k) halo(Cl, F, Br), (l) -CF₃, (m) -CO₂R⁴, (n) -CH₂-OH, (o) 5 or 6 membered saturated heterocycle as defined above, (p) -CO-aryl as defined above, (q) -S(O) x -C₁-C₄-alkyl (r) -SO₂-NH-C₁-C₄-alkyl, (s) -SO₂-NH-aryl as defined above, (t) -NH-SO₂CH₃, (u) aryl as defined above; (v) heteroaryl as defined above; X is a C-C single bond or -CO-; and, r is one.
Claim 8
Dependent Claim 76 words
A compound of Claim 6 wherein: E is a single bond or -S-; r is one, R 2a , R 2b , R 3a and R 3b are each H; R⁶ is n-propyl, n-butyl, -CH₃, or -CH₂CH₃; R⁷ and R⁸ are independently selected from: H, C₁-C₆-alkyl, -Cl, C₁-C₄-alkoxy, -F, -CH₂OH, NO₂,-CO₂R⁴ -NH-COO-C₁-C₄-alkyl, -CF₃, -CH₂OCOR⁴, -NH₂, -NH(C₁-C₄-alkyl), -N(C₁-C₄-alkyl)₂, aryl or a 5 or 6 membered saturated heterocycle as defined above; X is a single bond or -CO-.
Claim 9
Dependent Claim 26 words
A pharmaceutical composition useful in the treatment of hypertension which comprises a pharmaceutically acceptable carrier and a pharmaceutically effective amount of a compound of Claim 1.
Claim 10
Dependent Claim 120 words
The composition of Claim 8 which includes an antihypertensive or a diuretic or an angiotensin converting enzyme or a calcium channel blocker which are members selected from the group consisting of: amiloride, atenolol, bendroflu­methiazide, chlorothalidone, chlorothiazide, clonidine, cryptenamine acetates and cryptenamide tannates, deserpidine, diazoxide, guanethidene sulfate, hydralazine hydrochloride, hydrochloro­thiazide, metolazone, metoprolol tartate, methy­clothiazide, methyldopa, methyldopate hydrochloride, minoxidil, pargyline hydrochloride, polythiazide, prazosin, propranolol, rauwolfia serpentina , rescinnamine, reserpine, sodium nitroprusside, spironolactone, timolol maleate, trichlormethiazide, trimethophan camsylate, benzthiazide, quinethazone, ticrynafan, triamterene, acetazolamide, aminophylline, cyclothiazide, ethacrynic acid, furosemide, merethoxylline procaine, sodium ethacrynate, captopril, delapril hydrochloride, enalapril, enalaprilat, fosinopril sodium, lisinopril, pentopril, quinapril hydrochloride, ramapril, teprotide, zofenopril calcium, diflusinal, diltiazem, felodipine, nicardipine, nifedipine, niludipine, nimodipine, nisoldipine, nitrendipine, as well as admixtures and combinations thereof.
Claim 11
Dependent Claim 26 words
An ophthalmological formulation for the treatment of ocular hypertension comprising an ophthalmologically acceptable carrier and an effective ocular antihypertensive amount of a compound of Claim 1.

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