A Convenient Synthesis of Highly Substituted 3-N,N-Dialkylamino-1,2,4-triazoles

被引:16
作者
Batchelor, David V. [1 ]
Beal, David M. [1 ]
Brown, T. Bruce [1 ]
Ellis, David [1 ]
Gordon, David W. [1 ]
Johnson, Patrick S. [1 ]
Mason, Helen J. [1 ]
Ralph, Michael J. [1 ]
Underwood, Toby J. [1 ]
Wheeler, Simon [1 ]
机构
[1] Pfizer Global Res & Dev, Sandwich Chem, Sandwich CT13 9NJ, Kent, England
关键词
heterocycles; cyclisations; sulfur; medicinal chemistry; drugs;
D O I
10.1055/s-2008-1078208
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The title compounds are prepared from S-methylisothioureas and acyl hydrazides in moderate to good yields. The reaction is characterized by relatively mild conditions and very broad functional group tolerance.
引用
收藏
页码:2421 / 2424
页数:4
相关论文
共 18 条
  • [11] Moore M.L., 1955, ORG SYNTH, V3, P599
  • [12] CHEMISTRY OF POLYHALOGENODIAZABUTADIENES .5. ROUTES TO NEW TRIAZOLYL SYSTEMS - SUBSTITUTED 3-AMINO-4,5-DIARYLTRIAZOLES
    OHALLORAN, JK
    SCOTT, FL
    [J]. JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1972, (17): : 2219 - +
  • [13] Sitarz M., 2005, CHEM HETEROCYCL COMP, V41, P200
  • [14] TAO W, 2007, Patent No. 0249579
  • [15] A CONVENIENT LABORATORY PREPARATION OF N,N-DIMETHYL-DICHLORO-METHYLENE-IMINIUM CHLORIDE (PHOSGENE-IMINIUM CHLORIDE)
    VILKAS, M
    QASMI, D
    [J]. SYNTHETIC COMMUNICATIONS, 1990, 20 (18) : 2769 - 2773
  • [16] WALLBERG A, 2007, Patent No. 0259862
  • [17] Efficient new approach for the synthesis of N,N-dialkylamino-1,2,4-triazoles
    Zhang, Qiang
    Peng, Youyi
    Welsh, William J.
    [J]. HETEROCYCLES, 2006, 68 (12) : 2635 - 2645
  • [18] Discovery of novel triazole-based opioid receptor antagonists
    Zhang, Qiang
    Keenan, Susan M.
    Peng, Youyi
    Nair, Anil C.
    Yu, Seong Jae
    Howells, Richard D.
    Welsh, William J.
    [J]. JOURNAL OF MEDICINAL CHEMISTRY, 2006, 49 (14) : 4044 - 4047