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Class 544/336 - 1,4-diazines


Subclass of Class 544 - Organic compounds -- part of the class 532-570 series
Definition: Compounds wherein the six-membered hetero ring has nitrogens
No. of patents: 810
Last issue date: 05/22/2012


          11            
NumberTitleIssue Date
5514808Hydroxyl ions as unique therapeutic agents and compounds that modulate these ions
The invention concerns the discovery of the surprising and unexpected therapeutic effects of hydroxyl ions. The observed medicinal properties of these ions are both novel and broad in scope. The acute corrosive effects and toxicity of hydroxyl ions on liv...
05/07/1996
5514694Peptidyl ketoamides
A novel class of peptide ଱-ketoamides useful for selectively inhibiting serine proteases, selectively inhibiting cysteine proteases, generally inhibiting all serine proteases, and generally inhibiting all cysteine proteases, having the formula Y--CO...
05/07/1996
5512207Azaaromatic compounds, process for their preparation, and their use in liquid-crystalline mixtures
Azaaromatic compounds of the formula I ##STR1## in which R1 and R2 are, for example, alkyl radicals, M is, for example, --O--, --COO-- or --O--CO--O--, A is an aromatic or heteroaromatic ring, V, X, Y and Z are CH, CF or N, a,b,c,d,m and ...
04/30/1996
5510351Delta-17 and delta-20 olefinic and saturated 17 beta-substituted 4-aza-5 alpha-androstan-ones as 5 alpha reductase inhibitors useful in the prevention and treatment of hyperandrogenic disorders
Described are delta 17 and delta 20 olefinic and saturated 17 Beta-substituted 4-aza-5 alpha-androstan-3-ones and related compounds having 5 alpha reductase inhibitors for treatment of benign prostatic hyperplasia and other hyperandrogenic related disorde...
04/23/1996
551048517-ester, amide, and ketone derivatives of 3-oxo-4-azasteroids as 5A-reductase inhibitors
Described are new 17ଲ-ester, amide and ketone 4-aza-5a-androstan-3-ones and related compounds and their use as 5a-reductase inhibitors for treatment of benign prostatic hyperplasia and other hyperandrogenetic related disorders....
04/23/1996
5508450Benzopyran derivatives
Benzopyran derivatives which have an inhibitory effect on the Maillard reaction as well as an antioxidizing effect are described herein. These derivatives may be utilized in the treatment and/or prevention of diabetic complications such as, for example, c...
04/16/1996
55020631-halopyridin-4-amino-4-alkylpiperidines
The present invention relates to novel heteroarylpiperidines of formula (I): ##STR1## in which Hal is a halogen atom, Alk is a C1 -C4 alkyl group and X, Y and Z are each --CH.dbd. and their salts, to a process for their pre...
03/26/1996
55022141,2-benzoquinones and methods for making and using same
The present invention relates to 1,2-benzoquinones; methods of preparation of 1,2-benzoquinones that include preparation of 4,5-substituted-1,2-benzoquinones in a one-pot reaction; and methods of treatment and pharmaceutical compositions that utilize or c...
03/26/1996
5502187Pharmaceutically active bicyclic-heterocyclic amines
The pharmaceutically active bicyclic heterocyclic amines (XXX) ##STR1## where W1 is --N.dbd. or --CH.dbd.; W3 is --N.dbd. or --CH.dbd.; W5 is --N.dbd. or --CR5 -- with the proviso that W5 is --CR...
03/26/1996
5500425Chroman derivatives and a method of treating 5-HT mediated disorders
Compounds of the formula I ##STR1## processes for their preparation, pharmaceutical preparations, use of and method of treatment of disorders in CNS by using compounds of formula I....
03/19/1996
5498795Acetylenes disubstituted with hydroxyaryl and aryl or heteroaryl groups having retinoid-like biological activity
Compounds of the formula ##STR1## wherein R1 -R3 and R5 independently are hydrogen, lower alkyl of 1 to 6 carbons, branched chain alkyl or cycloalkyl of 3 to 15 carbons, lower alkyl substituted cycloalkyl of 3 to 15 c...
03/12/1996
54950187-(substituted-9-(substituted amino)-6-demethyl-6-deoxytetracyclines
The invention provides compounds of the formulas ##STR1## which are useful as intermediates for the preparation of 6-demethyl-6-deotetracycline antibiotic agents....
02/27/1996
5495032Process for producing 7-(substituted)-8-(substituted-9-[(substituted glycyl)amido]-6-demethyl-6-deoxytetracyclines
The invention provides a process for the production of compounds of the formula: ##STR1## wherein, R, R3, R4, X and W are defined in the specification in which a compound of the following formula: ##STR2## is reacted w...
02/27/1996
5489584Acetylenes disubstituted with a 5-amino or substituted 5-amino substituted tetrahydronaphthyl group and with an aryl or heteroaryl group having retinoid-like biological activity
Compounds of the formula ##STR1## having retinoid like biological activity....
02/06/1996
5489603Guanidine derivatives, their production and insecticides
An insecticidal composition containing a guanidine derivative of the formula: ##STR1## wherein R1 is an optionally substituted homocyclic or heterocyclic group, n is 0 or 1, R2 is a hydrogen atom or an optionally substitute...
02/06/1996
5486527Anticholinergic agents
Selective muscarinic receptor antagonists of formula (I): ##STR1## wherein R1 and R2 are both optionally substituted phenyl, the broken line is an optional bond, X is >COH--, >SiOH-- or CH-- when the double bond is absent or is ...
01/23/1996
5482942(3,4-dioxocyclobuten-1-yl)chromene, indene, and dihydronaphthalenone derivatives as smooth muscle relaxants
This invention relates to novel 4-(3,4-dioxocyclobuten-1-yl)chromenes and dihydronaphthalenones and 3-(3,4-dioxocyclobuten-1-yl)indenes and salts thereof having smooth muscle relaxing activity, to their use in the treatment of hypertension as well as for ...
01/09/1996
5480580Optically active compound having a δ-valerolactone ring and liquid crystal composition containing same
Optical active compounds which are chemically stable, are not colored, have a good optical stability, and which give a liquid crystal composition having a large spontaneous polarization when the compound is incorporated, are provided. The optical active c...
01/02/1996
5478939(R,R) and (S,S) 2,5-diazabicyclo [2,2,1]heptane derivatives
Compounds of the Formulae I or II ##STR1## wherein Z and R1, are as described herein which compounds are muscarinic agonists useful in treating central cholinergic disfunction and pharmaceutical compositions containing the compounds....
12/26/1995
5466690Acetylenes disubstituted with a heteroaromatic group and a tetralin group and having retinoid like activity
Retinoid-like activity is exhibited by compounds of the formula ##STR1## where R is hydrogen or lower alkyl; A is pyridyl, thienyl, furyl, pyridazinyl, pyrimidinyl or pyrazinyl; n is 0-5; and B is H, --COOH or an ester or amide thereof, --CH2
11/14/1995
5459264Method for reducing an ଱ ଲ-unsaturated ketone
A method for reducing an ଱,ଲ-unsaturated ketone of the present invention includes the step of treating the ଱,ଲ-unsaturated ketone with a silyl compound in the presence of a Lewis acid and alcohol to selectively reduce the carbonyl ...
10/17/1995
5459266Substituted pyrazines
The present invention provides novel substituted pyrazines or pyrazine derivatives ("NPD") which are functional and have useful application as a monomer for a variety of high performance polymers such as polyester, polyarylate, polycarbonate, polyetherket...
10/17/1995
5457125Oxime derivatives
The invention concerns oxime derivatives of the formula I ##STR1## wherein R4 is hydrogen, (1-4C)alkyl, halogeno-(2-4C)alkyl, hydroxy-(2-4C)alkyl, cyano-(1-4C)alkyl, phenyl or phenyl-(1-4C)alkyl; R5 is hydrogen, (1-4C)alkyl, halogeno...
10/10/1995
5453218Liquid crystal compounds containing chiral 2-halo-2 methyl alkoxy tails
This invention provides chiral nonracemic compounds of formula ##STR1## wherein * indicates a chiral carbon, R1 and R2, independently of one another, can be an alkyl, alkenyl or alkynyl group wherein one or more non-neighboring ...
09/26/1995
5449830Regiospecific processes to make CIS-1-Amino-2-Alkanol from Diol or Halohydrin
A regioselective processes are disclosed for the synthesis of (1R,1S)-amino-(2S,2R)-alkanol, particularly (1R,1S)-amino-(2S,2R)-indanol....
09/12/1995
5447656Meta-substituted aromatic compounds having six-membered rings, for use in liquid-crystal mixtures
Meta-substituted aromatic compounds having six-membered rings, for use in liquid-crystal mixtures Compounds of the formula I ##STR1## in which X is CH, CF or N, R2 is, for example, an alkyl, ether or ester group, which may also contain a c...
09/05/1995
5446067Oxime ethers and fungicides containing them
Oxime ethers of the formula ##STR1## wherein m, G, R, R1, X, Y, and Z are as defined herein and fungicides containing these compounds....
08/29/1995
54420599-[(substituted glycyl)amido)]-6-demethyl-6-deoxytetracyclines
The invention provides compounds of the formula: ##STR1## wherein R, and R1 and W are defined in the specification. These compounds are useful as antibiotic agents....
08/15/1995
5442060Carboxamide derivatives
Carboxamide derivatives of the following general formula (I): ##STR1## (wherein R1 and R2 are C1 -C3 alkyl group or both taken together C1 -C3 alkylene group, R3 is hydrogen atom...
08/15/1995
5439908Diazinyl butyric acid amides and esters
Compounds of the formula ##STR1## wherein A is a substituted or unsubstituted, aromatic or non-aromatic, monocyclic or bicyclic, heterocyclic radical that is bonded by way of a carbon atom to X; each of R1 and R2, independently ...
08/08/1995
5439950Water miscible non-hydrolyzable cross-linkers and high refractive index hydrogels prepared therewith
Non-hydrolyzable, hydrophilic, heterocyclic cross-linking agents for cross-linking vinyl comonomers are provided. The cross-linked copolymers form optically transparent, high water content, and high refractive index hydrogels having long term stability wh...
08/08/1995
5434264଱,଱-disubstituted aromatics and heteroaromatics as cognition enhancers
Cognitive defeciencies or neurological dysfunction in mammals are treated with ଱,଱-disubstituted aromatic or heteroaromatic compounds. The compounds have the formula: ##STR1## or a salt thereof wherein X and Y are taken together to form a...
07/18/1995
5434267Process for the preparation of substituted 3-alkoxyacrylates
Process for the preparation of compounds of the formula (I) ##STR1## in which R1, R2, R3, X and n have the meaning given in the description, by reacting acetates with carbon monoxide in the presence of a basic auxilia...
07/18/1995
5428034Milbemycin derivatives, their preparation and their use
Compounds of formula (I): ##STR1## thereof have valuable anthelmintic, acaricidal and insecticidal activities....
06/27/1995
5426118[4-(1,2-epoxycyclohexanyl)but-3-en-1-ynyl]aromatic and heteroaromatic acids and derivatives having retinoid-like biological activity
Compounds of Formula 1 ##STR1## where R1 -R7 are hydrogen, lower alkyl of 1-6 carbons, or halogen; Y is phenyl, pyridyl, furyl, thienyl, pyridazinyl, pyrimidinyl, pyrazinyl, thiazolyl or oxazolyl; A is (CH2)n
06/20/1995
54202727-(substituted)-8-(substituted)-9-](substituted glycyl)amido]-6-demethyl-6-deoxytetracyclines
The invention provides compounds of the formula: ##STR1## wherein R, R3, R4, X and W are defined in the specification. These compounds are useful as antibiotic agents....
05/30/1995
5416213Tetravinylpyrazine compound, method for preparing same and electroluminescent element and non-linear optical material using same
Herein disclosed are a tetravinylpyrazine compound which has high light-emitting efficiency and thermal stability and which is represented by the following general formula (1): ##STR1## wherein R represents an aromatic ring or a heterocyclic ring; X ...
05/16/1995
5413122Method of providing flavorful and aromatic compounds
A flavorful and aromatic compound for use in a smoking article is provided by subjecting an amino acid having a hydroxy group to heat treatment at a pressure of about 10 psig to about 1000 psig and at a temperature of at least about 100° C. to provide a ...
05/09/1995
5414122Process for producing alpha-ketoamide derivative
There is disclosed an efficient process for producing ଱-ketoacetamide of the formula: ##STR1## which is useful as an intermediate for the production of various alkoxyiminoacetamide compounds to be used for agricultural fungicides. In this ...
05/09/1995
5412117Benzopyran derivatives
Benzopyran derivatives represented by formula (I): ##STR1## wherein X represents =O, =S, =N-Z (Z represents a lower alkyl group, etc.), or =CHNO2 ; Y represents a substituted amino group, an alkoxy group, an alkylthio group, etc., and R
05/02/1995
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