申请人:Rhone-Poulenc Sante
公开号:US05086051A1
公开(公告)日:1992-02-04
New derivatives of formula (I) in which R.sub.1 =H, halogen, alkyl, alkyloxy, CF.sub.3, NH.sub.2, alkylamino, dialkylamino, OH, CH, phenyl or phenoxy, Ar=phenyl, naphthyl, pyridyl, quinolyl, isoquinolyl, thienyl, thieno[2,3-b]thienyl or thieno[3,2-b]thienyl (these groups optionally substituted with halogen, alkyl, alkyloxy, CF.sub.3, NH.sub.2, alkylamino, dialkylamino, OH or CN), p=0, 1 or 2, and A--either Z=valency bond and R.sub.2 =H B--or Z=valency bond and R.sub.2 =pyridyl, quinuclidinyl, 3-pyrrolidinyl, 3- or 4-piperidyl (these groups optionally being substituted with alkyl, hydroxyalkyl, phenyl or phenylalkyl) C--or Z=alkylene radical (1 to 4C) and R.sub.2 =2-, 3- or 4-pyridyl, 3-quinuclidinyl, 2- or 3-pyrrolidinyl, 2-, 3- or 4-piperidyl (optionally substituted with alkyl, hydroxyalkyl, phenyl or phenylalkyl) or R.sub.2 =CON(R.sub.3)(R.sub.4) where a) either R.sub.3 and R.sub.4 form a piperazine optionally substituted with alkyl, hydroxyalkyl, pyridyl, phenyl or phenylalkyl, b) or R.sub.3 =H, alkyl, phenyl or phenylalkyl, or (CH.sub.2).sub.n N(R.sub.5) (R.sub.6) where 1<n<4 and R.sub.5 and R.sub.6 =H, alkyl, phenyl, phenylalkyl, or R.sub.5 and R.sub.6 form a morpholine, thiomorpholine, pyrrolidine, piperidine or piperazine ring, (optionally substituted with alkyl, hydroxyalkyl, pyridyl, phenyl, phenylalkyl or phenylcarbonyl), and R.sub.4 =(CH.sub.2).sub.n N(R.sub.5)(R.sub.6) defined as above, D- or Z=alkylene (1 to 4C) and R.sub.2 =N(R.sub.3) (R.sub.4) or N(R.sub.5)R.sub.6) where R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are defined as above in C b), on the understanding that the alkyls contain 1 to 4C in a straight or branched chain and that the invention relates to the racemates, the enantiomers and mixtures thereof, the diastereoisomers, pure or mixed, and the E and Z isomers, as well as to the salts of these products. ##STR1##
公式(I)的新衍生物,其中R.sub.1 = H,卤素,烷基,烷氧基,CF.sub.3,NH.sub.2,烷基胺,二烷基胺,OH,CH,苯基或苯氧基,Ar = 苯基,萘基,吡啶基,喹啉基,异喹啉基,噻吩基,噻吩[2,3-b]噻吩基或噻吩[3,2-b]噻吩基(这些基团可选择地用卤素,烷基,烷氧基,CF.sub.3,NH.sub.2,烷基胺,二烷基胺,OH或CN取代),p = 0,1或2,并且A - 要么Z = 价键和R.sub.2 = H B - 或Z = 价键和R.sub.2 = 吡啶基,喹啉基,3-吡咯啉基,3-或4-哌啶基(这些基团可选择地用烷基,羟基烷基,苯基或苯基烷基取代)C - 或Z = 烷基(1至4C)和R.sub.2 = 2-,3-或4-吡啶基,3-喹啉基,2-或3-吡咯啉基,2-,3-或4-哌啶基(可选择地用烷基,羟基烷基,苯基或苯基烷基取代)或R.sub.2 = CON(R.sub.3)(R.sub.4),其中a)R.sub.3和R.sub.4形成一个哌嗪环,可选择地用烷基,羟基烷基,吡啶基,苯基或苯基烷基取代,b)或R.sub.3 = H,烷基,苯基或苯基烷基,或(CH.sub.2).sub.n N(R.sub.5)(R.sub.6),其中1
The synthesis and functionalisation of quinuclidine enamine N-oxide and borane complex
作者:Ian A O’Neil、Duncan Wynn、Justine Y.Q Lai
DOI:10.1016/s0040-4039(99)02033-x
日期:2000.1
The synthesis of quinuclidine enamine N-oxide and quinuclidine enamine borane complex is described. Selective deprotonation of the double bond allows the direct functionalisation at the α-position with a range of electrophiles.
描述了奎宁环烯胺N-氧化物和奎宁环烯胺硼烷配合物的合成。双键的选择性去质子化可在一系列亲电子试剂的α位上进行直接官能化。
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