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| Patent # | Description |
|---|---|
| US-4,003,943 |
Substituted trimethylene cyclopropanes, salts thereof, intermediates and
methods of making the same Trimethylenecyclopropane wherein all six hydrogen atoms are symmetrically substituted with cyano, alkoxycarbonyl or carbacyl groups and which are salt-forming... |
| US-4,003,942 |
Blocked bis 2-cyanoacrylate monomers Difunctional monomers of the formula, ##STR1## where R is an organic linking group derived from a diol or a dihalide of the formula X--R--X, where X is... |
| US-4,003,941 |
Process for producing polyhalocarbons oxides A process for the production of polyhalocarbon oxides not requiring the use of light is disclosed. This process involves introducing into a reaction zone... |
| US-4,003,940 |
Alkynyl phenylphenol divalent aliphatic sulfites New sulfites derived from alkynols and glycol ethers of phenylphenols are provided which are useful as insecticides and acaricides and which exhibit ... |
| US-4,003,939 |
Addition of sulfenyl halides to olefins and acetylenes Acylthiosulfenyl halides, phosphorylsulfenyl halides, and thiophosphorylsulfenyl halides are added to monoolefins, multiolefins and acetylenic compounds.... |
| US-4,003,938 |
Manufacture of aliphatic isocyanates Aliphatic isocyanates are produced by thermal decomposition of the corresponding .beta.-naphthyl carbamates. |
| US-4,003,937 |
Method for the preparation of ytterbium(III) beta-diketonates A method is disclosed for the preparation of ytterbium(III) beta-diketonates, the improvement consisting in that the reaction between an ytterbium(III) halide... |
| US-4,003,936 |
2-Hydrocinnampyl-1,3-cyclopentanediones As new compound, a series of 2-hydrocinnamoyl-1,3-cyclopentanedione derivative of the general formula: ##STR1## WHEREIN Ar stands for a mono-valent aromatic... |
| US-4,003,935 |
7-Methyl-octahydro-1,4-methano-naphthalen-6-one Process for the preparation of cycloaliphatic compounds useful as perfuming and odor-modifying agents in the manufacture of perfumes and perfumed products, and... |
| US-4,003,934 |
Di-bicyclo[3.1.1] and [2.2.1]heptyl and di-bicyclo[3.1.1] and
[2.2.1]heptenyl ketones Novel di-bicyclo[3.1.1] and [2.2.1]heptyl and dibicyclo[3.1.1] and [2.2.1]heptenyl ketones are useful as intermediates for preparing novel polyamines useful as... |
| US-4,003,933 |
Hydrogenation of nitriles in absence of secondary reaction suppressant Nitriles are converted to primary amines in the absence of a secondary amine formation suppressant by hydrogenation of the nitriles in the presence of a catalyst... |
| US-4,003,932 |
Aminoalkylethers Diphenylmethoxyethylamines of the general formula ##STR1## in which R.sub.1 represents a fluorine, bromine or chlorine atom, R.sub.2 represents a hydrogen... |
| US-4,003,931 |
Derivatives of alpha-methyl benzylamine New amines having an anti-inflammatory and analgesic activity, represented by the formula: ##STR1## in which X represents a hydrogen or halogen atom such as... |
| US-4,003,930 |
2,3-Trans-5-[3-(amino)-2-hydroxy-propoxy]-1,2,3,4-tetrahydro-3-(or
2)-amino-2-(or 3)-hydroxy-naphthalenes and... This invention relates to novel cyclic polymethylene phenoxy-aminopropanols having the structure ##STR1## and the pharmaceutically acceptable salts of said... |
| US-4,003,929 |
Antiviral substituted phenylenedimethylene diamines Novel diamines containing an aromatic nucleus which are useful as antiviral agents in vertebrates are disclosed. |
| US-4,003,928 |
Process for the preparation of urea A process is described for the preparation of urea at a high temperature and pressure whereby the quantity of water recycled to the urea-synthesis reactor along... |
| US-4,003,927 |
(1-Oxo-7,8-disubstituted-1,2,3,4-tetrahydro-6-naphthyloxy)- and
... (1-Oxo-7,8-disubstituted-1,2,3,4-tetrahydro-6-naphthyloxy)- and (3,4-disubstituted-5-oxo-6,7,8,9-tetrahydro-5H-benzocyclohepten-2-yloxy)ac etic acids, their... |
| US-4,003,926 |
Herbicidal 2-arylaminocarbonyl-1-cyclohexene-1-carboxylic acids and
salts thereof This invention relates to herbicidal 2-arylaminocarbonyl-1-cyclohexene-1-carboxylic acids and salts thereof. These compounds may be used for selective weed... |
| US-4,003,925 |
Purification of sodium isethionate Glycol impurities in aqueous sodium isethionate solutions are readily removed by extraction with an aliphatic alcohol containing three to four carbon atoms. The... |
| US-4,003,924 |
Process for preparing 1-amino anthraquinone 1-Amino anthraquinone is prepared by reacting 1-nitro-anthraquinone with ammonia in water and/or an organic solvent and thereafter treating the ... |
| US-4,003,923 |
Preparation of quinones Quinones are prepared by the catalytic oxidation of aromatic compounds selected from the group consisting of acenaphthene, fused ring structures having 3 to 5... |
| US-4,003,922 |
Synthesis of cis-1,4-cyclohexadiene dioxide Cis-1,4-cyclohexadiene dioxide is a valuable intermediate useful in the preparation of totally synthetic aminoglycosides. An example of such an aminoglycoside is... |
| US-4,003,921 |
Process for the production of azomethines An azomethine is produced by reacting a saturated or unsaturated aliphatic, cycloaliphatic, aromatic or heterocyclic aldehyde with ammonia and hydrogen in the... |
| US-4,003,920 |
Method for producing maleic anhydride using a promoted tungsten,
phosphorous oxide catalyst Maleic anhydride is obtained by oxidizing an unsaturated hydrocarbon having at least 4 carbon atoms in the presence of a catalyst comprising the oxides of... |
| US-4,003,919 |
Antioxidant chroman compounds The (6-hydroxy-chroman-2-yl) acetic or carboxylic acid derivatives useful as antioxidants and a method for preparing these derivatives from hydroquinones and... |
| US-4,003,918 |
Production of 2-vinyl-1,3-dioxane compounds This invention provides a process for producing 2-vinyl-1,3-dioxane compounds rapidly and efficiently by contact of a mixture of acrolein and a 1,3-propanediol... |
| US-4,003,917 |
Siloxanediolate complexes and preparation thereof Siloxanediolate/p-dioxane complexes and processes for preparing the complexes. Sodium or an amalgam thereof is reacted with arylsilicondiols in the presence of... |
| US-4,003,916 |
Total synthesis of steganacin and derivatives thereof Steganacin and Steganangin, dibenzocyclooctadiene lignan lactones, have been reported to possess antileukemic activity. This invention describes the first total... |
| US-4,003,915 |
Tricyclic imines Tricyclic imines of the formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, X, m and n are as hereinafter described, prepared from the... |
| US-4,003,914 |
Sulphur containing derivatives A novel class of dithiane and disulfone compound is described. These compounds are pharmaceutically active as coronary dilating agents and thus can be used... |
| US-4,003,913 |
Pyrano- and thiopyranoindole derivatives, compositions and methods of use Pyranoindole and thiopyranoindole derivatives characterized by having an amino(lower)alkyl radical attached to either or both the 1 and 9 position of a... |
| US-4,003,912 |
Dicarboximido-N-phenylsubstituted carbamates and derivatives The Dicarboximido-N-Monosubstituted Carbamates of this invention are pesticidally active and particularly useful as herbicides. |
| US-4,003,911 |
Selected 3-pyrrolidinones and 2,4-pyrrolidindiones Certain 1,5-disubstituted 3-pyrrolidinones and 2,4-pyrrolidindiones have biological properties which resemble those of the natural prostaglandins. Exemplary is... |
| US-4,003,910 |
Meso-ionic se- and s-containing tetrazoles This invention relates to meso-ionic tetrazole compounds of the formula: ##STR1## wherein X.sup.- is -S.sup.- or -Se.sup.- which are useful as photographic ... |
| US-4,003,909 |
[(1,2,4-Oxadiazol-3-yl)phenyl]carbamic or thiocarbamic acid esters Compounds of the formula ##STR1## and their acid-addition salts wherein X is O or S; R is hydrogen, lower alkyl, phenyl, chloro, bromo, trifluoromethyl,... |
| US-4,003,908 |
Derivatives of imidazo(4,5-b)pyridines Derivatives of imidazo[4,5-b]pyridines having the general formula ##STR1## are disclosed. The novel compounds are useful as central nervous system ... |
| US-4,003,907 |
.DELTA..sup.1 -1-Azacycloalkene-2-carboxylic acids and their production A compound of the formula ##STR1## or a salt thereof, OR OF THE FORMULA ##STR2## OR A SALT THEREOF, WHEREIN R.sup.1 and R.sup.2 are the same or... |
| US-4,003,906 |
Substituted pyridinyl methylthio or (methylsulfonyl)benzeneamines Novel substituted pyridinylalkoxy-, pyridinylalkylsulfonyl- and pyridinylalkylthio- phenyl ureas and certain novel intermediates are provided. The compounds of... |
| US-4,003,905 |
Diels-alder adducts of benzdiazepines Compounds having the structure ##STR1## and pharmaceutically acceptable salts thereof, wherein Z is oxygen, sulfur or methylene; R.sub.1 is hydrogen,... |
| US-4,003,904 |
Anti-diarrheal oxadiazoles The present invention encompasses a compound of the formula ##STR1## and the pharmaceutically acceptable acid addition salts thereof wherein Y is alkylene... |
| US-4,003,903 |
N-acyl-N-norsalutaridines and process for making them N-acyl-N-norsalutaridines can be made by oxidative coupling of N-acyl-N-norreticulines using thallium tristrifluoroacetate or a coordinating agent and an... |
| US-4,003,902 |
Naphthyridinomycin antibiotics Naphthyridinomycin complex, a major component thereof called naphthyridinomycin A and a minor component thereof called naphthyridinomycin B are disclosed. These... |
| US-4,003,901 |
Nitrosourea derivative Nitrosourea derivatives represented by the formula ##STR1## wherein A represents a group of the formula B--Y-- in which B is an unsaturated 5- or 6-membered... |
| US-4,003,900 |
1-Benzyl-5-chloro-2-(1H)-pyrimidone 1-Benzyl-5-chloro-2(1H)-pyrimidone possesses pharmacological activity as an antianxiety agent. |
| US-4,003,899 |
Process for recovery of cyanuric acid from treated chlorinator mother
liquor A process for recovering cyanuric acid values from a reaction mixture wherein salts of chlorinated isocyanuric acid, dichloroisocyanuric acid, and... |
| US-4,003,898 |
Process for the manufacture of cationic dyestuffs Process for the manufacture of dyestuffs of the general formula ##STR1## wherein R, R.sub.1, R.sub.2 represent an alkyl, cycloalkyl, aralkyl or aryl radical... |
| US-4,003,897 |
Carbamate pesticidal compounds Novel tetrahydro thiazine carbamoyl oxime compounds having been found to exhibit exceptional insecticidal activity. |
| US-4,003,896 |
Method of preparing a sparingly soluble complex of cephalexin Method of recovering high purity cephalexin in high yields from a solution containing cephalexin comprising the steps of reacting said solution with a... |
| US-4,003,895 |
1,4-Thiazines Novel tetrahydro thiazine carbamoyl oxime compounds having been found to exhibit exceptional insecticidal activity. |
| US-4,003,894 |
Preparation of 7-substituted amino-desacetoxycephalosporanic acid
compounds Process for the preparation of 7-substituted amino-desacetoxycephalosporanic derivatives comprising converting a 6-substituted amino-penicillanic acid sulfoxide... |
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