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Volumn 19, Issue 24, 2009, Pages 6957-6961

Novel pyrazolopyrimidines as highly potent B-Raf inhibitors

Author keywords

B Raf; B Raf inhibitors; Indazole; Phenol isostere; Pyrazolopyrimidines

Indexed keywords

ANTINEOPLASTIC AGENT; B RAF KINASE; B RAF KINASE INHIBITOR; PYRAZOLOPYRIMIDINE DERIVATIVE; UNCLASSIFIED DRUG;

EID: 71849090215     PISSN: 0960894X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.bmcl.2009.10.058     Document Type: Article
Times cited : (27)

References (20)
  • 6
    • 71849102382 scopus 로고    scopus 로고
    • Shi, M.; Gopalsamy, A.; Berger, D. M.; Dutia, M.; Hu, Y.; Lee, F.; Feldberg, L.; Frommer, E.; Kim, S.; Collins, K.; Wojciechowicz, D.; Mallon, R. Abstracts of Papers, 235th ACS National Meeting, New Orleans, LA, United States, April 6-10, 2008, MEDI-081.
    • Shi, M.; Gopalsamy, A.; Berger, D. M.; Dutia, M.; Hu, Y.; Lee, F.; Feldberg, L.; Frommer, E.; Kim, S.; Collins, K.; Wojciechowicz, D.; Mallon, R. Abstracts of Papers, 235th ACS National Meeting, New Orleans, LA, United States, April 6-10, 2008, MEDI-081.
  • 8
    • 71849088818 scopus 로고    scopus 로고
    • For experimental details describing the preparation of all compounds presented in this paper, see: (a) Levin, J. I.; Hopper, D. W.; Torres, N.; Dutia, M. D.; Berger, D. M.; Wang, X.; Di Grandi, M. J.; Zhang, C.; Dunnick, A. L. PCT Int. Appl. 2009, WO 2009108838; (b) Levin, J. I.; Diamantidis, G.; Bloom, J. D.; Zapf, C. W. PCT Int. Appl. 2009, WO 2009108827.
    • For experimental details describing the preparation of all compounds presented in this paper, see: (a) Levin, J. I.; Hopper, D. W.; Torres, N.; Dutia, M. D.; Berger, D. M.; Wang, X.; Di Grandi, M. J.; Zhang, C.; Dunnick, A. L. PCT Int. Appl. 2009, WO 2009108838; (b) Levin, J. I.; Diamantidis, G.; Bloom, J. D.; Zapf, C. W. PCT Int. Appl. 2009, WO 2009108827.
  • 9
    • 71849092867 scopus 로고    scopus 로고
    • note
    • 2; see Ref. 7a.
  • 10
    • 71849091794 scopus 로고    scopus 로고
    • note
    • This reaction yielded a mixture of regioisomers (typically 4:1) of which 10a was isolated as the major component.
  • 14
    • 71849096985 scopus 로고    scopus 로고
    • note
    • For a description of the assays used in this Letter, see Ref. 3.
  • 15
    • 71849111154 scopus 로고    scopus 로고
    • note
    • 50 <0.01 μM) described herein demonstrated good to excellent selectivity. For instance, the very potent B-Raf inhibitor 4r was more than 200-fold selective against all the kinases screened except one (p38α), where it exhibited 19-fold selectivity.
  • 17
    • 71849089044 scopus 로고    scopus 로고
    • note
    • 50 = 0.8 μM and a therapeutic index of 2.1 and 2.7 for A375 and WM266 cells, respectively.
  • 18
    • 71849095989 scopus 로고    scopus 로고
    • note
    • 50 values reported in this Letter are a mean of at least two separate determinations with typical variation <30% between replicate runs.
  • 20
    • 71849120248 scopus 로고    scopus 로고
    • note
    • Compound 4p had a therapeutic index of 9.4 and 19.3 for A375 and WM266 cells, respectively, and compound 4r had indices of 5.8 and 12, respectively; see Ref. 15.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.