|
Match
|
Document |
Document Title |
|
|
5087725 |
Process for the preparation of alkyl nitrobenzoates
A process for the preparation of alkyl (C 1 -C 3 ) nitrobenzoates by reacting the nitrobenzoic acid to be esterified with an excess of about 300 to about 600 mol % of an alkanol (C 1 -C 3 ) in a...
|
|
|
5079381 |
Method for the preparation of 4-methylsulfonyl benzoic acid derivatives and intermediates
This invention relates to an improved process for preparing an herbicidal intermediate compound having the structural formula: ##STR1## wherein groups X are independently selected from alkyl,...
|
|
|
5066675 |
Substituted phenyl acid esters, their preparation and their use as insecticides and acaricides
There are described new phenylacetic acid derivatives of general formula I ##STR1## in which R 1 , R 2 , R 3 , R 4 , R 5 and R 6 have the meanings given in the description, processes for their...
|
|
|
5055582 |
Process for preparing thromboxane A.sub.2 antagonists
This invention relates to a process for preparing useful thromboxane A 2 inhibiting (±)7-[3α-[1-[[(phenylamino)thioxomethyl]hydrazono]ethyl]-1
α ,4α-bicyclo[2.2.1]hept-2β-yl]-heptenoic acids...
|
|
|
5047410 |
Indolyl derivatives and their use as 5-HT.sub.3, receptor antagonists
New pharmacologically active amidino and guanidino derivatives which are 5-HT 3 receptor antagonists useful as antiemetic, gastric prokinetic and antimigrainic agents of the following general...
|
|
|
5026898 |
Process for regioselectively preparing phosphorylated inositols and other cyclitols
A process for regioselectively preparing phosphorylated cyclitols, in particular phosphorylated inositols such as myo-inositol 1,4,5-tris(phosphate) and muo-inositol 1,3,4,5-tetrakis(phosphate)....
|
|
|
5015644 |
Antihyperlipidemic and antiatherosclerotic urea and carbamate compounds
Certain substituted urea, thiourea, carbamate, and thiocarbamate compounds are potent inhibitors of the enzyme acyl-CoA: cholesterol acyltransferase and are thus useful agents for inhibiting the...
|
|
|
4973735 |
Substituted trifluoroethyl esters of phenylacetic acid, processes for their preparation and their use as pesticides
There are described new trifluoroethyl esters of phenylacetic acid of general formula I ##STR1## in which R 1 and R 2 have the meanings given in the description and processes for their...
|
|
|
4958045 |
Intermediates for preparing 1,8-bridged 4-quinolone-3-carboxylic acids
A process for the preparation of a 1,8-bridged 4-quinolone-3-carboxylic acid of the formula ##STR1## comprising in a first reaction step reacting an enamine of the formula ##STR2## in an anhydrous,...
|
|
|
4948912 |
Alkylating agents and method of use thereof
The present invention comprises a haloacetoxyalkyl ether having the formula: ##STR1## wherein R is H or a C 1 -C 4 substituted or unsubstituted alkyl group, R' is H or a C 1 -C 3 group, and X...
|
|
|
4933510 |
Propanol derivatives
Propanol derivatives of formula (I) wherein X is a leaving group; R 1 is H or a protecting group; and R 2 is H, and R 3 is a group--CH 2 Y wherein Y is a leaving group; or R 2 and R 3 ...
|
|
|
4933367 |
Carboxylic acid derivatives, processes for the preparation thereof, the use thereof, and pharmaceutical compositions which contain these compounds
This invention relates to carboxylic acid derivatives and their use thereof. The compounds are useful in treatment of various diseases such as diabetes, prediabetic conditions, adipositas ailments...
|
|
|
4929751 |
Vinyl tricarbonyl compounds and methods of making the same
A vinyl tricarbonyl compound of the formula ##STR1## or its monohydrate of the formula ##STR2## wherein R 1 is a hydrogen, halogen, unsubstituted or substituted C 1 to C 30 alkyl, unsubstituted...
|
|
|
4921632 |
Liquid crystal compounds and compositions
Liquid Crystal compounds represented by the following formula are disclosed. ##STR1## wherein R and R' are independently selected from alkyl groups containing 1.about.20 carbon atoms; X is --O--,...
|
|
|
4916156 |
Aromatic derivatives, their preparation and their use as antimicrobial agents
The present invention relates to aromatic derivatives of the formula: ##STR1## in which: n represents an integer between 2 and 10; R 1 and R 2 are identical or different and represent a...
|
|
|
4912220 |
Processes for making nitroaryl carbonyl compounds and nitrodihydroaryl carbonyl intermediates thereto
Nitroaryl carbonyl Formula (IIA) compounds, their nitrodihydroaryl carbonyl Formula (I) intermediates, processes for preparing Formula (II) compounds, and a process for preparing Formula (I)...
|
|
|
4904814 |
Process for the preparation of tert-alkyl esters
Process for the preparation of tert-alkyl esters of the formula I ##STR1## in which m is 1 or 2, R is C 4 -C 12 tert-alkyl and X, if m=1, is unsubstituted or halogen-substituted alkyl,...
|
|
|
4873358 |
Preparation of nitroesters via the reaction of nitroparaffins with cyanoformates
A process to form alkyl nitroacetates by reacting, in a common solvent and in the presence of a base, a nitroparaffin and a cyanoformate. The desired product is formed by a simple one-step process...
|
|
|
4872902 |
Cyclohexanediones and their use as plant growth regulators
The invention relates to the novel cyclohexanediones of formula I ##STR1## in which R is hydrogen or C 1 -C 6 -alkyl, A is R 2 , OR 3 or NR 3 R 4 , R 2 is C 1 -C 6 -alkyl that is...
|
|
|
4869748 |
Certain 3-(substituted benzoyl)-3:2:1-bicyclooctan-2,4-diones
Herbicidal compounds of the formula ##STR1## wherein R is halogen; C 1 -C 2 alkyl; C 1 -C 2 alkoxy; trifluoromethoxy; difluoromethoxy; nitro; cyano; C 1 -C 2 haloalkyl; R a SO n - wherein n...
|
|
|
4855480 |
Benzylaminooxymethyl methylpropanoic acid herbicides
Compounds of the formula ##STR1## in which Y is hydrogen, lower alkyl, or an alkali metal or alkaline earth metal, and Z is selected from hydrogen, a hydrogen halide complex or a...
|
|
|
4853151 |
Dispirotetradecanes
Dispirotetradecanes of the formula I ##STR1## wherein R 1 and R 2 are each independently of each other alkyl containing 1 to 12 carbon atoms wherein one or more non-adjacent CH 2 groups may also...
|
|
|
4849530 |
Process for the preparation of crystalline salts or aryloxy-propanolamines
The invention relates to novel crystalline salts of aryloxypropanolamines with diphenylacetic acid, a process for their preparation and the use of these salts for the preparation of chemically pure...
|
|
|
4835304 |
High density ester damping fluids
Esters having the general formula: ##STR1## where X is a halogen, n is 1-5, Y is an alkyl, ether, ester, or nitro substituent, m is 0-2, Z is an ester linkage --OCO-- or --CO 2 --, R' is a...
|
|
|
4812582 |
Process for preparing aldol intermediates
This invention pertains to a new method for killing and controlling worms (Helminths), new formulations for killing and controlling worms in animals, new chemical compounds, and a new synthesis of...
|
|
|
4808338 |
Certain 3-oxo-4-(substituted oxy or substituted thio)cyclohex-1-enyl-2-substituted benzoate intermediates
Intermediate compounds of the formula ##STR1## wherein X is oxy, thio, sulfinyl or sulfonyl; R is halogen; C 1 C 2 alkyl; C 1 -C 2 alkoxy; trifluoromethoxy; difluoromethoxy; nitro; cyano; C 1 ...
|
|
|
4780550 |
Certain 2-phenylacetyl-1,3,5-cyclohexanetriones
Compounds of the formula ##STR1## wherein R is hydrogen; halogen; C 1 -C 2 alkyl; C 1 -C 2 alkoxy; nitro; cyano; C 1 -C 2 haloalkyl; or R a SO m -- wherein m is 0 or 2 and R a is C 1 -C 2...
|
|
|
4762840 |
Pyrimido[2,1-b]benzothiazoles having antiallergic activity
Novel pyrimido[2,1-b]benzothiazoles of the formula ##STR1## wherein R and R 3 are individually selected from the group consisting of hydrogen and alkyl of 1 to 6 carbon atoms or taken together...
|
|
|
4760161 |
Ipoxygenase inhibitors
Compounds of the Formula I: ##STR1## and pharmaceutically acceptable salts thereof are inhibitors of leukotriene biosynthesis. These compounds inhibit lipoxygenase, thus preventing the metabolism...
|
|
|
4746350 |
Herbicidal bis(cyclohexane-1,3-dione)derivatives
The invention concerns novel compounds of the formula I ##STR1## wherein: Y is selected from phenyl, furyl, thienyl and pyrrolyl rings (each optionally substituted by group X), optionally branched...
|
|
|
4737591 |
Catalyst and process for production of cinnamates
A method of preparing esters of cinnamic acid comprising catalytically reacting a styrene compound with carbon monoxide, oxygen, and an aliphatic alcohol. The catalyst is essentially a combination...
|
|
|
4727181 |
Process for the preparation of α-halocinnamate esters
Prepare esters of α-halocinnamic acid and related compounds in high yield under relatively mild conditions.
|
|
|
4727180 |
Antihypertensive polyhalohydroxylisopropyl phenylalkanoic and phenylalkenoic acids, amides and esters and intermediates thereto
Polyhalohydroxyisopropyl phenylalkanoic and phenylalkenoic acids, amides, and esters, such as methyl 2-methoxy-4-[2,2,2-trifluoro-1-hydroxy-1-(trifluoromethyl)et
hyl]benzenepro panoate, are useful...
|
|
|
4723030 |
Moderated reduction reactions for producing arylhydroxylamines
A method is provided for enhancing the production rate of arylhydroxylamines by moderated catalytic hydrogenation reactions. Small quantities of acid introduced to the reaction medium doubles the...
|
|
|
4710581 |
Nucleophilic substitution process
Halonitroarylacetic acid esters are prepared by reacting a halonitroaromatic compound with an alpha,alpha-disubstituted acetic acid ester in an inert solvent and in the presence of a base. The...
|
|
|
4709107 |
Process for producing nitrones
A method for preparing nitrones from mixtures of arylhydroxylamines and alkylhydroxylamines containing zinc oxide solids is provided which does not require filtration of the mixture prior to...
|
|
|
4703110 |
Benzoic acid derivatives having a para substituent which is a substituted phenyl group connected by a linking radical; useful in neoplastic cell differentiation and diagnosis
The application discloses certain benzoic acid compounds, the same being more adequately described as benzoic acid derivatives having a para substituent which is a substituted phenyl radical...
|
|
|
4693848 |
Preparation of alkali metal and alkaline earth metal salts of acyloxybenzenesulfonic acids
Alkali metal and alkaline earth metal salts of acyloxybenzenesulfonic acids of the formula I ##STR1## where R is a saturated or unsaturated alkyl radical of 1 to 17 carbon atoms or is phenyl which...
|
|
|
4686309 |
3-phenyl-2-propeneamine derivatives, their preparation and compositions containing them
The invention provides compounds of formula: ##STR1## in which R=H, halogen, alkyl, alkyloxy, alkythio, NH 2 , alkylamino, dialkylamino or CF 3 , R 3 =H or alkyl, either R 4 and R 5 =H and R 1 ...
|
|
|
4684639 |
Antibacterial penicillins and cephalosporins
A compound having the partial structure (I) ##STR1## wherein R 1 and R 2 may be the same or different and each is hydrogen or a group --COR 5 or --CO--OR 5 wherein R 5 represents an optionally...
|
|
|
4680419 |
Spiroketals and process for preparing same
This invention pertains to a new method for killing and controlling worms (Helminths), new formulations for killing and controlling worms in animals, new chemical compounds, and a new synthesis of...
|
|
|
4670581 |
Biphenyl compounds and process for producing the same
New biphenyl compounds and a process for producing them are provided. These new compounds have an acyloxy group in the 2- or 4-position of the biphenyl and an acyl hydroxyalkyl, hydroxyalkenyl or...
|
|
|
4664852 |
Process for the preparation of L-carnitine
A process for preparing L-carnitine (I) wherein (a) diketene (II) is reacted with chlorine, and the chlorination product thus obtained is submitted to amidation by the methylester of an...
|
|
|
4659372 |
Biocidal 2-aryl-1,3-cyclohexanedione enol ester compounds
2-Aryl-1,3-cyclohexanedione enol ester compounds exhibit outstanding miticidal, mite ovicidal and herbicidal activity.
|
|
|
4659862 |
Process of preparing nitrodihydroaryl carbonyl compounds
Nitroaryl carbonyl Formula (IIA) compounds, their nitrodihydroaryl carbonyl Formula (I) intermediates, processes for preparing Formula (II) compounds, and a process for preparing Formula (I)...
|
|
|
4652672 |
Tartaric acid monoesters of alkanolamines
For the analytical and preparative separation of the optical isomers of optically active alkanolamines into their optically pure antipodes a new resolution method is presented which involves an...
|
|
|
4652303 |
Herbicidal 5-(acylphenyl)cyclohexane-1,3-dione derivatives
The invention concerns novel compounds of the formula I ##STR1## wherein: W are selected from the group consisting of: the groups R 5 --CO-- and R 5 --CS-- wherein: R 5 is selected from...
|
|
|
4647555 |
Esters of boron analogues of amino acids
Ester analogues of boron analogues of amino acid are disclosed. Also disced is a method of forming the ester analogues in high yield by condensation of the corresponding acids and alcohols with...
|
|
|
4645305 |
Liquid-crystal compound, liquid crystal composition and liquid crystal display device
The present liquid crystal compounds are novel ester-type compounds showing a smectic liquid crystal phase and being capable of increasing a dielectric constant anisotropy, represented by the...
|
|
|
4640708 |
Herbicidal cyclohexane-1,3-dione derivatives
Compounds of the formula ##STR1## wherein: R 5 is a bicyclic aryl or nitrogen-containing heteroaryl ring system such as naphthyl, quinolyl, isoquinolyl or tetrahydroisoquinolyl, optionally...
|