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Volumn 52, Issue 14, 2009, Pages 4173-4191

Synthesis, structure-activity relationships, and in vivo evaluation of N3-phenylpyrazinones as novel corticotropin-releasing factor-1 (CRF1) receptor antagonists

Author keywords

[No Author keywords available]

Indexed keywords

5 CHLORO 1 (1 CYCLOPROPYL 2 METHOXYETHYL) 3 (4 METHOXY 2,5 DIMETHYLPHENYLAMINO)PYRAZIN 2 (1H) ONE; BENZENE DERIVATIVE; CORTICOTROPIN RELEASING FACTOR 1 RECEPTOR ANTAGONIST; CORTICOTROPIN RELEASING FACTOR ANTAGONIST; CORTICOTROPIN RELEASING FACTOR RECEPTOR 1; N 3 PHENYLPYRAZINONE DERIVATIVE; PYRAZINE DERIVATIVE; UNCLASSIFIED DRUG;

EID: 67650757154     PISSN: 00222623     EISSN: None     Source Type: Journal    
DOI: 10.1021/jm900301y     Document Type: Article
Times cited : (29)

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  • 52
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    • 4-Methoxy-2,6-dimethylaniline was prepared according to the procedure described in Pavia, M. R.; Lobbestael, S. J.; Taylor, C. P.; Hershenson, F. M.; Miskell, D. L. N-Phenyl-N′-pyridinylureas as anticonvulsant agents. J. Med. Chem. 1990, 33, 854-861.
    • 4-Methoxy-2,6-dimethylaniline was prepared according to the procedure described in Pavia, M. R.; Lobbestael, S. J.; Taylor, C. P.; Hershenson, F. M.; Miskell, D. L. N-Phenyl-N′-pyridinylureas as anticonvulsant agents. J. Med. Chem. 1990, 33, 854-861.
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    • 2,5-Dimethyl-4-methoxyaniline, 4-ethoxy-2,5-dimethylaniline and 4-benzyloxy-2,5-dimethylaniline were prepared from 4-amino-2, 5-dimethylphenol usingKO-tBu, MeI,DMF(61% yield),KO-tBu, EtI, DMF (63% yield) or KO-tBu, BnBr, DMF (84% yield), respectively, according to the procedure described in Cherney, R. J.; Duan, J. J.-W.; Voss, M. E.; Chen, L.; Wang, L.; Meyer, D. T.; Wasserman, Z. R.; Hardman,K. D.; Liu, R.-Q.; Covington,M. B.; Qian, M.; Mandlekar, S.; Christ, D. D.; Trzaskos, J. M.; Newton, R. C.; Magolda, R. L.; Wexler, R. L.; Decicco, C. P. Design, synthesis, and evaluation of benzothiadiazepine hydroxamates as selective tumor necrosis-α converting enzyme inhibitors. J. Med. Chem. 2003, 46, 1811-1823.
    • 2,5-Dimethyl-4-methoxyaniline, 4-ethoxy-2,5-dimethylaniline and 4-benzyloxy-2,5-dimethylaniline were prepared from 4-amino-2, 5-dimethylphenol usingKO-tBu, MeI,DMF(61% yield),KO-tBu, EtI, DMF (63% yield) or KO-tBu, BnBr, DMF (84% yield), respectively, according to the procedure described in Cherney, R. J.; Duan, J. J.-W.; Voss, M. E.; Chen, L.; Wang, L.; Meyer, D. T.; Wasserman, Z. R.; Hardman,K. D.; Liu, R.-Q.; Covington,M. B.; Qian, M.; Mandlekar, S.; Christ, D. D.; Trzaskos, J. M.; Newton, R. C.; Magolda, R. L.; Wexler, R. L.; Decicco, C. P. Design, synthesis, and evaluation of benzothiadiazepine hydroxamates as selective tumor necrosis-α converting enzyme inhibitors. J. Med. Chem. 2003, 46, 1811-1823.
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    • Substituted pyrazinones, pyridines and pyrimidines as corticotropin releasing factor ligands. World
    • Patent Appl. WO 02/092090 A1, 2002
    • Arvanitis, A. G.; Gilligan, P. J.; Hartz, R. A. Substituted pyrazinones, pyridines and pyrimidines as corticotropin releasing factor ligands. World Patent Appl. WO 02/092090 A1, 2002.
    • Arvanitis, A.G.1    Gilligan, P.J.2    Hartz, R.A.3
  • 55
    • 67650766193 scopus 로고    scopus 로고
    • 7-Chloro-5-methoxyindoline and 7-bromo-5-methoxyindoline were prepared according to the procedure described in Arvanitis, A. G, Gilligan, P. J, Beck, J. P, Bakthavatchalam, R. Heterocycyl-substituted ring-fused pyridines and pyrimidines as corticotropin releasing hormone (CRH) antagonists, useful for treating CNS and stressrelated disorders. U.S. Patent US 6,245,769 B1, 2001
    • 7-Chloro-5-methoxyindoline and 7-bromo-5-methoxyindoline were prepared according to the procedure described in Arvanitis, A. G.; Gilligan, P. J.; Beck, J. P.; Bakthavatchalam, R. Heterocycyl-substituted ring-fused pyridines and pyrimidines as corticotropin releasing hormone (CRH) antagonists, useful for treating CNS and stressrelated disorders. U.S. Patent US 6,245,769 B1, 2001.
  • 56
    • 67650780006 scopus 로고    scopus 로고
    • 5-Bromo-7-methoxy-3,4-dihydro-2H-benzo[b][1,4]oxazine was prepared according to the procedure described in ref 54.
    • 5-Bromo-7-methoxy-3,4-dihydro-2H-benzo[b][1,4]oxazine was prepared according to the procedure described in ref 54.
  • 57
    • 0037212688 scopus 로고    scopus 로고
    • 6-Methoxy-3-nitro-2-(trifluoromethyl)pyridine was prepared from 2-chloro-6-methoxy-3-nitropyridine according to the procedure described inArvanitis,A.G.; Arnold,C.R.; Fitzgerald, L.W.; Frietze, W. E.; Olson, R. E.; Gilligan, P. J.; Robertson, D.W. CRF Ligands via Suzuki and Negishi couplings of 3-pyridyl boronic acids or halides with 2-benzyloxy-4-chloro-3-nitropyridine. Bioorg. Med. Chem. Lett. 2003, 13, 289-291. Subsequent reduction of the nitro group by hydrogenation provided the desired product in 97% yield.
    • 6-Methoxy-3-nitro-2-(trifluoromethyl)pyridine was prepared from 2-chloro-6-methoxy-3-nitropyridine according to the procedure described inArvanitis,A.G.; Arnold,C.R.; Fitzgerald, L.W.; Frietze, W. E.; Olson, R. E.; Gilligan, P. J.; Robertson, D.W. CRF Ligands via Suzuki and Negishi couplings of 3-pyridyl boronic acids or halides with 2-benzyloxy-4-chloro-3-nitropyridine. Bioorg. Med. Chem. Lett. 2003, 13, 289-291. Subsequent reduction of the nitro group by hydrogenation provided the desired product in 97% yield.
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    • 67650775579 scopus 로고    scopus 로고
    • LogD measurements were determined by partitioning of the compound between octanol and water at pH = 7.4.
    • LogD measurements were determined by partitioning of the compound between octanol and water at pH = 7.4.


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