摘要:
Dihydrate and anhydrous crystalline forms of 5,11-dihydro-11-ethyl-5-methyl-8-{2-{(1-oxido-4-quinolinyl)oxy}ethyl}-6H-dipyrido[3,2-b:2′,3′-e] [1,4]diazepin-6-one.
摘要:
This invention provides a method for generating secondary phosphines from secondary phosphine oxides in the presence of a reducing agent, such as diisobutylaluminum hydride (DIBAL-H), triisobutyldialuminoxane, triisobutylaluminum, tetraisobutyldialuminoxane, or another reducing agent comprising: (i) an R1R2AlH moiety, wherein R1 and R2 are each an alkyl species or oxygen, and wherein at least one of R1 or R2 comprises at least 2 carbon atoms, or (ii) an R1R2R3Al moiety, wherein R1, R2, and R3 are not hydrogen, and wherein at least one of R1, R2, and R3 is an alkyl species comprising a β-hydrogen, not including triethylaluminum. Preferred reducing agents for the present invention include: diisobutylaluminum hydride, triisobutyldialiuminoxane, triisobutylaluminum, tetraisobutyldialuminoxane, and combinations thereof.
摘要翻译:本发明提供了一种在还原剂如氢化二异丁基铝(DIBAL-H),三异丁基二铝氧烷,三异丁基铝,四异丁基二铝氧烷或其它还原剂存在下由仲膦氧化物产生仲膦的方法,其包括:(i)R 其中R 1和R 2各自为烷基或氧,并且其中至少 R 1或R 2中的一个包含至少2个碳原子,或(ii)R 1 R 2 R 2 其中R 1,R 2和R 3不是氢,并且其中R 1,R 2,R 3和R 3不是氢,并且其中R 1, R 1,R 2和R 3 3中的至少一个是包含不包括三乙基铝的β-氢的烷基物质。 用于本发明的优选的还原剂包括:二异丁基氢化铝,三异丁基二肟氧烷,三异丁基铝,四异丁基二铝氧烷及其组合。
摘要:
This invention provides a method for generating secondary phosphines from secondary phosphine oxides in the presence of a reducing agent, such as diisobutylaluminum hydride (DIBAL-H), triisobutyldialuminoxane, triisobutylaluminum, tetraisobutyldialuminoxane, or another reducing agent comprising: (i) an R1R2AlH moiety, wherein R1 and R2 are each an alkyl species or oxygen, and wherein at least one of R1 or R2 comprises at least 2 carbon atoms, or (ii) an R1R2R3Al moiety, wherein R1, R2, and R3 are not hydrogen, and wherein at least one of R1, R2, and R3 is an alkyl species comprising a β-hydrogen, not including triethylaluminum. Preferred reducing agents for the present invention include: diisobutylaluminum hydride, triisobutyldialiuminoxane, triisobutylaluminum, tetraisobutyldialuminoxane, and combinations thereof.
摘要翻译:本发明提供了一种在还原剂如氢化二异丁基铝(DIBAL-H),三异丁基二铝氧烷,三异丁基铝,四异丁基二铝氧烷或其它还原剂存在下由仲膦氧化物产生仲膦的方法,其包括:(i)R 其中R 1和R 2各自为烷基或氧,并且其中至少 R 1或R 2中的一个包含至少2个碳原子,或(ii)R 1 R 2 R 2 其中R 1,R 2和R 3不是氢,并且其中R 1,R 2,R 3和R 3不是氢,并且其中R 1, R 1,R 2和R 3 3中的至少一个是包含不包括三乙基铝的β-氢的烷基物质。 用于本发明的优选的还原剂包括:二异丁基氢化铝,三异丁基二肟氧烷,三异丁基铝,四异丁基二铝氧烷及其组合。
摘要:
Disclosed are highly convergent processes for preparing compounds of formula (I), which compounds are potent active agents for the treatment of hepatitis C virus (HCV) infection: The disclosed processes use SNAr-type coupling reactions between peptidic compounds having a hydroxyproline moiety of the following formula: and halogenated or sulfonated bromoquinoline compounds.
摘要:
Disclosed is a process for preparing a macrocyclic compound of the formula (I) wherein a hydroxyl-substituted macrocyclic compound of formula (3) is reacted with a sulfonyl-substituted compound of formula QUIN: The compounds of formula (I) are potent active agents for the treatment of hepatitis C virus (HCV) infection.
摘要:
Disclosed is a multi-step process for preparing a macrocyclic compound of the formula (I): wherein Q is a radical of the following formula: and the other variables are as defined herein. The compounds of formula (I) are potent active agents for the treatment of hepatitis C virus (HCV) infection.
摘要:
The invention relates to the field of pharmaceutics and more specifically to compositions useful in the preparation of cycloalkyaminoacids and processes for making cycloaminoacids wherein A is a cycloalkyl optionally partially or fully halogenated and optionally substituted with one or more OH, NH2, SO2, phenyl or CF3; X is C0-8.
摘要翻译:本发明涉及药物学领域,更具体地涉及可用于制备环烷基氨基酸的组合物和制备环氨基酸的方法,其中A是任选部分或完全卤化并任选被一个或多个OH,NH 2, SO 2,SO 2,苯基或CF 3 N; X是C 0〜8。