A new and convenient method was found for the one-pot synthesis of symmetrical and unsymmetrical linear imides by -reaction of aliphatic and aromatic nitriles with acyclic carboxylic anhydrides in the presence of silica sulfuric acid as an active and -recyclable reagent.
A compound of the formula
and intermediates useful in preparing same.
一种化合物的公式及其制备过程中有用的中间体。
9-Substituted carbacyclin analogues
申请人:THE UPJOHN COMPANY
公开号:EP0086611A1
公开(公告)日:1983-08-24
Novel compounds of the following general formula:
wherein R is -CN; -CH2X wherein X is chloro or bromo; -CH=CH2; -CHO; -CH20H; -C≡CH; -C≡C-CF3; -C≡C-CnH2nCH3 wherein n is zero, one, 2 or 3; cis-CH=CHCnH2nCH3 or trans -CH=CHCnH2nCH3 wherein n is zero, one, 2 or 3; -CH=C(X')2 wherein X' is fluoro, chloro, or bromo; cis-CH=CHX' or trans-CH=CHX' wherein X' is fluoro, chloro, or bromo;-C≡C-C≡CR1 wherein R1 is hydrogen, methyl, or ethyl; -C≡COR2 wherein R2 is methyl or ethyl; and intermediates for their preparation.
以下通式的新型化合物:
其中 R 是 -CN;-CH2X,其中 X 是氯或溴;-CH=CH2;-CHO;-CH20H;-C≡CH;-C≡C-CF3;-C≡C-CnH2nCH3,其中 n 是零、1、2 或 3;顺式-CH=CHCnH2nCH3 或反式-CH=CHCnH2nCH3,其中 n 是零、1、2 或 3;顺式-CH=C(X')2,其中 X'为氟、氯或溴;顺式-CH=CHX'或反式-CH=CHX',其中 X'为氟、氯或溴;-C≡C-C≡CR1,其中 R1 为氢、甲基或乙基;-C≡COR2,其中 R2 为甲基或乙基;以及用于制备它们的中间体。
Benzopyrans
申请人:THE UPJOHN COMPANY
公开号:EP0088619A2
公开(公告)日:1983-09-14
Compounds of the formula
wherein the 11 and 12-substituents correspond to prosta- groups and 12-sidechams, respectively, and the corresponds to prostagiandin C atoms 1 to 4 (Q a carboxyl function or derivative thereof). These can nave pharmacological activity. Novel inter- are also disclosed.
这些化合物可以具有药理活性。 此外,还公开了新的互作化合物。
The therapeutic use of prostaglandins
申请人:THE UPJOHN COMPANY
公开号:EP0153858A2
公开(公告)日:1985-09-04
The use of a PGE-like prostaglandin for the manufacture of a medicament for the treatment or prevention of a human suffering from or prone to acute respiratory distress syndrome or multiple vital organ damage, and for the treatment of a human suffering from shock, trauma, sepsis or any combination thereof.