IP Library Granted Patent US 9,233,087
Granted Patent B2
US 9,233,087 · App. 13/578,413 · Granted Jan 12, 2016

Inhibitors and methods of inhibiting bacterial and viral pathogens

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Quick Facts
Patent No.
US 9,233,087
App. No.
13/578,413
Granted
Jan 12, 2016
Kind
B2
Abstract

Compounds, pharmaceutical compositions and methods for treating viral and bacterial infections, by administering certain thiourea compounds, specifically acylthiourea, carboximidoylthiourea and S-alkyl isothiourea derivatives and analogs, in therapeutically effective amounts are disclosed.

Claims (51)

1. A pharmaceutical composition comprising a pharmaceutically acceptable carrier and a compound having the following general Formula II or a pharmaceutically acceptable salt thereof:

wherein

X is selected from the group consisting of oxygen and NH;

Y is selected from the group consisting of: —CH 2 —, —C(═O)—, —C(═S)— and —C(═NH)—;

A is selected from the group consisting of: N and CR 5 ;

B is selected from the group consisting of: N and CR 6 ;

R 1 is selected from the group consisting of: hydrogen and ethyl;

R 2 is selected from the group consisting of: hydrogen and chloro;

R 3 is selected from the group consisting of: hydrogen, methoxy, amino and hydroxyl;

R 4 is selected from the group consisting of: hydrogen, chloro and amino;

R 5 is selected from the group consisting of hydrogen and aminomethyl; and

R 6 is selected from the group consisting of hydrogen, amino and aminomethyl and wherein R 3 and R 4 cannot both be hydrogen.

2. The composition of claim 1 , wherein X is oxygen.

3. The composition of claim 1 , wherein Y is —CH 2 —.

4. The composition of claim 1 , wherein Y is —C(═O)—.

5. The composition of claim 1 , wherein A is C—H.

6. The composition of claim 1 , wherein B is C—H.

7. The composition of claim 1 , wherein R 1 is hydrogen.

8. The composition of claim 1 , wherein R 2 is hydrogen.

9. The composition of claim 1 , wherein R 3 is methoxy.

10. The composition of claim 1 , wherein R 4 is chloro.

11. The composition of claim 1 , wherein each of R 5 and R 6 is hydrogen.

12. The composition of claim 1 , wherein the compound of Formula II is selected from the group consisting of: N-[4-[(4-tert-butylbenzoyl)-carbamothioylamino]-2-hydroxy-phenyl]-2-chloro-benzamide; 4-tert-butyl-N-[[4-[(2-chlorophenyl)-methylamino]-3-methoxy-phenyl]-carbamothioyl]-benzamide; N-[2-amino-4-[(4-tert-butylbenzoyl)-carbamothioylamino]-phenyl]-2-chloro-benzamide hydrochloride; 4-tert-butyl-N-[[4-[(2-chlorobenzene-carbothioyl)amino]-3-methoxy-phenyl]-carbamothioyl]benzamide; 4-(aminomethyl)-N-[4-[(4-tert-butylbenzoyl)-carbamothioylamino]-2-methoxy-phenyl]benzamide hydrochloride; N-[4-[(4-tert-butylbenzene-carboximidoyl)-carbamothioylamino]-2-methoxy-phenyl]-2-chloro-benzamide; 4-tert-butyl-N-[[4-[(2-chlorobenzene-carboximidoyl)amino]-3-methoxy-phenyl]-carbamothioyl]benzamide; 3-(aminomethyl)-N-[4-[(4-tert-butylbenzoyl)-carbamothioylamino]-2-methoxy-phenyl]benzamide hydrochloride; 2-amino-N-[4-[(4-tert-butylbenzoyl)-carbamothioylamino]-2-methoxy-phenyl]benzamide; N-[4-[(4-tert-butylbenzoyl)-carbamothioylamino]-2-methoxy-phenyl]pyridine-3-carboxamide; N-[4-[(4-tert-butylbenzoyl)-carbamothioylamino]-2-methoxy-phenyl]pyridine-4-carboxamide; N-[[4-[(4-aminobenzoyl)amino]-3-methoxy-phenyl]-carbamothioyl]-4-tert-butyl-benzamide hydrochloride; N-[4-[(4-tert-butylbenzoyl)-carbamothioyl-ethyl-amino]-2-methoxy-phenyl]-2-chloro-benzamide; and N-[4-[(4-tert-butylbenzoyl)-carbamothioylamino]-2-methoxy-phenyl]-2-chloro-benzamide.

13. The composition of claim 12 , wherein the compound of Formula II is N-[2-amino-4-[(4-tert-butylbenzoyl)-carbamothioylamino]-phenyl]-2-chloro-benzamide hydrochloride.

14. The composition of claim 12 , wherein the compound of Formula II is N-[4-[(4-tert-butylbenzoyl)-carbamothioylamino]-2-methoxy-phenyl]-2-chloro-benzamide.

15. A pharmaceutical composition comprising a pharmaceutically acceptable carrier and a compound having the following general Formula II or a pharmaceutically acceptable salt thereof:

wherein

X is selected from the group consisting of oxygen and NH;

Y is selected from the group consisting of: —CH 2 —, —C(═O)—, —C(═S)— and —C(═NH)—;

A is selected from the group consisting of: N and CR 5 ;

B is selected from the group consisting of: N and CR 6 ;

R 1 is selected from the group consisting of: hydrogen and ethyl;

R 2 is selected from the group consisting of: hydrogen and chloro;

R 3 is methoxy;

R 4 is selected from the group consisting of: hydrogen, chloro and amino;

R 5 is selected from the group consisting of hydrogen and aminomethyl; and

R 6 is selected from the group consisting of hydrogen, amino and aminomethyl.

16. A pharmaceutical composition comprising a pharmaceutically acceptable carrier and a compound having the following general Formula II or a pharmaceutically acceptable salt thereof:

wherein

X is selected from the group consisting of oxygen and NH;

Y is selected from the group consisting of: —CH 2 —, —C(═O)—, —C(═S)— and —C(═NH)—;

A is selected from the group consisting of: N and CR 5 ;

B is selected from the group consisting of: N and CR 6 ;

R 1 is selected from the group consisting of: hydrogen and ethyl;

R 2 is selected from the group consisting of: hydrogen and chloro;

R 3 is selected from the group consisting of: hydrogen, methoxy, amino and hydroxyl;

R 4 is chloro;

R 5 is selected from the group consisting of hydrogen and aminomethyl; and

R 6 is selected from the group consisting of hydrogen, amino and aminomethyl.

17. A pharmaceutical composition comprising a pharmaceutically acceptable carrier and N-[4-[(4-tert-butylbenzoyl)-carbamothioylamino]-2-methoxy-phenyl]-2-chloro-benzamide.

18. A pharmaceutical composition comprising a pharmaceutically acceptable carrier and N-[(4-benzamido-2-chloro-phenyl)carbamothioyl]-4-tert-butyl-benzamide.

Assignments (5)
RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY AT REEL/FRAME NO. 40349/0219 Recorded Mar 13, 2020
From: CORTLAND CAPITAL MARKET SERVICES LLC
To: SIGA TECHNOLOGIES, INC.
Reel/Frame 052163/0014 →
SECURITY INTEREST Recorded Nov 16, 2016
From: SIGA TECHNOLOGIES, INC.
To: CORTLAND CAPITAL MARKET SERVICES, LLC
Reel/Frame 040349/0219 →
RELEASE OF SECURITY INTEREST Recorded Apr 2, 2015
From: GENERAL ELECTRIC CAPITAL CORPORATION, AS AGENT
To: SIGA TECHNOLOGIES, INC.
Reel/Frame 035319/0001 →
SECURITY AGREEMENT Recorded Dec 31, 2012
From: SIGA TECHNOLOGIES, INC.
To: GE CAPITAL EQUITY INVESTMENTS, INC. C/O GE HEALTHCARE FINANCIAL SERVICES, INC.
Reel/Frame 029557/0771 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 30, 2012
From: ALLEN, ROBERT D.; AMBERG, SEAN M.; DAI, DONGCHENG; BURGESON, JAMES R.; HRUBY, DENNIS E.
To: SIGA TECHNOLOGIES, INC.
Reel/Frame 028873/0490 →