专利号:US-7893271-B2 优先权日:2005-07-28 标 题 :Benzimidazole carbamates and (thio) carbamates, and the synthesis and use thereof 发明人:CHASSAING CHRISTOPHE PIERRE ALAIN 权利人:INTERVET INT BV 摘要:This invention relates to benzimidazole carbamates and (thio)carbamates corresponding to Formula I: n nHere, X 1 and X 2 are independently O or S, wherein at least one of X 1 and X 2 is O; Y 1 and Y 2 are independently O or S, wherein at least one of Y 1 and Y 2 is O; R 1 is alkyl having from 1-4 carbon atoms; R 2 , R 3 , and R 4 are independently hydrogen or a cation; R 5 and R 6 are independently hydrogen, halogen, alkyl (having from 1-8 carbon atoms), —OR 7 , —SR 8 , —CO—R 9 , —OSO 2 —Ar, or —S(O)R 10 ; R 7 is alkyl having from 1-8 carbon atoms; R 8 is alkyl (having from 1-8 carbon atoms) or aryl; R 9 is alkyl (having from 1-8 carbon atoms), cycloalkyl (having from 3-6 carbon atoms), or aryl; Ar is aryl; and R 10 is alkyl (having from 1-8 carbon atoms) or aryl. The compounds generally are soluble and stable in water, and have antiparasitic (particularly anthelmintic) activity in vivo that is comparable to known water-insoluble benzimidazole carbamates (e.g., albendazole and fenbendazole).
专利号:ES-2344275-T3 优先权日:2005-07-28 标 题 :NEW (UNCLE) CARBAMATES FROM BENZIMIDAZOL WITH ANTIPARASITARY ACTIVITY AND SYNTHESIS OF THEM.
专利号:PT-1913009-E 优先权日:2005-07-28 标 题 :NEW (TIO) CARBAMATES OF BENZIMIDAZOLE WITH ANTIPARASITARY ACTIVITY AND ITS SYNTHESIS
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合成参考文献
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