摘要:
Disclosed are polyfunctional nitrile imines having the formula selected from R----C.tbd.N.sup..sym. --N.sup..crclbar. --R').sub.x and R----N.sup..crclbar. --N.sup..sym. .tbd.C--R").sub.x where R is an alkylene, cycloalkylene, arylene, alkyl-arylene, arylene-dialkylene, alkylene-diarylene or cycloalkylene-dialkylene radical; R' is a hydrogen, alkyl, cycloalkyl, aryl, alkaryl, or aralkyl radical; R" is an alkyl, cycloalkyl, aryl, alkaryl or aralkyl radical and x is greater than 1; and their hydrogen chloride salts having the formula selected from ##STR1## where R, R', R" and x are as defined above.
摘要:
1-Aryloxy-3-aminoalkylamino-2-propanol derivatives, processes for their manufacture, pharmaceutical compositions containing them and methods of using them in the treatment of heart diseases. The compounds possess .beta.-adrenergic blocking activity and some of them additionally possess cardiac stimulant activity. Representative of the compounds disclosed is 1-(2-cyanophenoxy)-3-.beta.(4-hydroxyphenylacetamido)ethylamino-2-propanol.
and wherein R is an alkyl group of 1-10 carbon atoms have positive dielectric anisotropy and are useful in field effect electrooptic cells which comprise a thin liquid crystal layer between two closely spaced parallel electrodes.
摘要:
The present invention relates to new pharmacologically valuable ketone derivatives exhibiting a distinct dilatory action on the cerebral vessels and which have the general formula
AND THEIR PHARMACEUTICALLY ACCEPTABLE ACID ADDITION SALTS, WHEREIN R1 stands for a member selected from the group consisting of CN, -CONH2, -COOH, -COONa and -COOK, R2 stands for a member selected from the group consisting of
X stands for alkylene having 1 to 4 carbon atoms, Y stands for a member selected from the group consisting of -OCO- and -CO-NH-, R3 and R4 each stand for a member selected from the group consisting of hydrogen and alkyl having 1 to 6 carbon atoms, R5 stands for a member selected from the group consisting of hydrogen and -OH, the nucleus I may have 1 to 3 alkoxy, halogen, alkyl or nitro substituents, THE NUCLEUS II may have 1 to 3 alkoxy, halogen or alkyl substituents, THE NUCLEUS III may be substituted by 1 to 3 methoxy groups and to processes for producing said ketone derivatives.
摘要:
3-oxonitriles are produced by reaction of carboxylic acid esters with carboxylic acid nitriles in the presence of 70 to 80% suspension of sodium hydride in white oil. The oxonitrile are intermediate products for the production of 3-oxocarboxylic acid amides or esters and pesticides.
摘要:
##STR1## α, ω-dicarboxylic acids having the general formula (I') in which: R 1 and R 2 , which may be different or the same, represent a lower alkyl group which can be substituted by hydroxy, lower alkoxy, halogen or phenyl, the phenyl being capable of substitution one or several times by hydroxy, lower alkoxy, lower alkyl or halogen; a lower alkenyl or alkinyl group; a C 3 -C 7 -cyclo-alkyl group or a phenyl group possibly substituted by hydroxy, halogen, lower alkyl or lower alkoxy, and X and Y, which may be different or the same, represent hydrogen, lower alkyl, lower alkoxy, hydroxy, cyano, halogen, carboxyl, lower alkoxycarbonyl or carbamoyl, and Q represents non-ramified, saturated or unsaturated alkyl chain with 8-14 C atoms, which can be substituted, interrupted by hetero-atoms, and form part of a cyclic system, as well as their carboxylic acid derivatives in vivo, provided that when Q represents an unramified, saturated alkyl chain with 8-14 C atoms, and R 1 and R 2 represent methyl and Y represents hydrogen, X may not represent hydrogen, ethoxy-carbonyl, bromine, cyano or methyl, and if R 1 and R 2 represent methyl and X and Y hydrogen, then Q may not represent any formula (II) group. Process for their preparation and medicines containing these compounds, which have an anti-diabetic action and lower the level of lipids.
摘要:
There are described 3-phenoxy-benzyl or .alpha.-cyano-3-phenoxy-benzyl esters of 2,2-dimethyl-cyclopropanecarboxylic acids substituted in position 3 by a dienic polyhalogenated chain, as well as their use as insecticides and acaricides. Moreover, there are also described the intermediates for their preparation and processes for their preparation.