Aryl- and heteroaryl-substituted tetrahydrobenzazepines and use thereof to block reuptake of norepinephrine, dopamine, and serotonin
View Patent ↗The compounds of the present invention are represented by the following aryl- and heteroaryl-substituted tetrahydrobenzazepine and dihydrobenzazapine derivatives having formulae I(A-E) and formula (II): where the carbon atom designated * is in the R or S configuration, and the substituents X and R 1 -R 9 are as defined herein.
1. A compound of formulae I(A-E) having the following structure:
wherein:
the carbon atom designated * is in the R or S configuration; and
X is phenyl, optionally substituted from 1 to 4 times with substituents as defined below in R 14 ;
R 1 is H or C 1 -C 6 alkyl;
R 2 is H;
R 3 is H;
R 4 is pyridazinyl, optionally substituted from 1 to 4 times with substituents as defined below in R 14 ;
R 5 is H;
R 6 is H;
R 7 is H;
R 8 is H;
R 9 is H; and
R 14 is independently selected at each occurrence from a substituent in the group consisting of halogen and C 1 -C 6 alkyl, wherein C 1 -C 6 alkyl is optionally substituted from 1 to 3 times with halogen,
or an oxide thereof, or a pharmaceutically acceptable salt thereof.
2. The compound according to claim 1 , wherein R 1 is H.
3. The compound according to claim 1 , wherein R 1 is methyl.
4. The compound according to claim 1 , wherein R 4 pyridazin-3-yl, 6-methylpyridazin-3-yl, or 6-(trifluoromethyl)pyridazin-3-yl.
5. The compound according to claim 4 , wherein R 4 is 6-(trifluoromethyl)pyridazin-3-yl.
6. The compound according to claim 1 , wherein R 14 is fluorine or chlorine.
7. The compound according to claim 1 , wherein X is disubstituted with R 14 and wherein R 14 at each occurrence is a halogen.
8. The compound according to claim 1 , wherein the carbon atom designated * is in the R configuration.
9. The compound according to claim 1 , wherein the carbon atom designated * is in the S configuration.
10. The compound according to claim 1 , wherein the compound is a (+) stereoisomer.
11. The compound according to claim 1 , wherein the compound is a (−) stereoisomer.
12. A pharmaceutical composition comprising a pharmaceutically acceptable carrier and a therapeutically effective amount of the compound according to claim 1 .
13. A method of treating a disorder which is created by or is dependent upon decreased availability of norepinephrine, dopamine, or serotonin, said method comprising:
administering to a patient in need of such treatment a therapeutically effective amount of a compound according to claim 1 or a pharmaceutically acceptable salt thereof, wherein the disorder is selected from the group consisting of: lower back pain, attention deficit hyperactivity disorder (ADHD), cognition impairment, anxiety disorders, generalized anxiety disorder (GAD), panic disorder, bipolar disorder or manic depression or manic-depressive disorder, obsessive compulsive disorder (OCD), posttraumatic stress disorder (PTSD), acute stress disorder, social phobia, simple phobias, pre-menstrual dysphoric disorder (PMDD), social anxiety disorder (SAD), major depressive disorder (MDD), postnatal depression, dysthymia, depression associated with Alzheimer's disease, Parkinson's disease, or psychosis, supranuclear palsy, eating disorders, obesity, anorexia nervosa, bulimia nervosa, binge eating disorder, analgesia, nicotine addiction, cocaine addiction, alcohol and amphetamine addiction, Lesch-Nyhan syndrome, Parkinson's disease, late luteal phase syndrome or narcolepsy, psychiatric symptoms, anger, rejection sensitivity, movement disorders, extrapyramidal syndrome, Tic disorders, restless leg syndrome (RLS), tardive dyskinesia, supranuclear palsy, sleep related eating disorder (SRED), night eating syndrome (NES), stress urinary incontinence (SUI), migraine, neuropathic pain, diabetic neuropathy, fibromyalgia syndrome (FS), chronic fatigue syndrome (CFS), sexual dysfunction, premature ejaculation, male impotence, and thermoregulatory disorders.
14. The method according to claim 13 , further comprising:
administering a therapeutically effective amount of WAY 100135 or spiperone.
15. The method according to claim 13 , further comprising:
administering a therapeutically effective amount of L-tyrosine or L-phenylalanine.
16. The method according to claim 13 , wherein the disorder is lower back pain.
17. The method according to claim 13 , wherein the disorder is attention deficit hyperactivity disorder.
18. The method according to claim 13 , wherein the disorder is anxiety disorder.
19. The method according to claim 13 , wherein the disorder is bipolar disorder or manic depressive disorder.
20. The method according to claim 13 , wherein the disorder is major depressive disorder.
21. The method according to claim 13 , wherein the disorder is postnatal depression.
22. The method according to claim 13 , wherein the disorder is dysthymia.
23. The method according to claim 13 , wherein the disorder is depression associated with Alzheimer's disease, Parkinson's disease, or psychosis.
24. The method according to claim 13 , wherein the disorder is eating disorder.
25. The method according to claim 13 , wherein the disorder is obesity.
26. The method according to claim 13 , wherein the disorder is Parkinson's disease.
27. The method according to claim 13 , wherein the disorder is neuropathic pain.
28. The method according to claim 13 , wherein the disorder is diabetic neuropathy.
29. The method according to claim 13 , wherein the disorder is fibromyalgia syndrome.
30. The method according to claim 13 , wherein the disorder is sexual dysfunction.
31. The method according to claim 13 , wherein the disorder is premature ejaculation.
32. The method according to claim 13 , wherein the disorder is stress urinary incontinence.
33. The method according to claim 13 , wherein the disorder is thermoregulatory disorder.
34. The method according to claim 33 , wherein the thermoregulatory disorder is hot flashes.