Matches 351 - 400 out of 522 < 1 2 3 4 5 6 7 8 9 10 11 >
Match Document Document Title
4772716 Oxazolidines containing silane groups  
Compounds of the general formula I ##STR1## in which R 1 is hydrogen, C 1 -C 12 -alkyl, C 5 -C 7 -cycloalkyl, phenyl or benzyl and R 2 is hydrogen or C 1 -C 4 -alkyl, or R 1 and R 2 ,...
4772683 High percentage beta-yield synthesis of carbapenem intermediates  
Disclosed herein is a novel process using novel silyl enol ether intermediates of the formula ##STR1## to generate novel azetidione thiolester intermediates of the formula ##STR2## which can be...
4772714 Process for the preparation of α-aryl and α-heteroaryl ketones  
Disclosed is a process for the preparation of alpha-aryl and alpha-heteroaryl ketones useful as intermediates in the synthesis of various pharmaceutical and agricultural chemicals, which process...
4767863 Isoxazoline intermediates  
New and more efficient chemical processes are provided for preparing (αS, 5S)-α-amino-3-chloro-2-isoxazoline-5-acetic acid (AT-125), (αS, 5S)-α-amino-3-bromo-2-isoxazoline-5-acetic acid (bromo...
4764620 4-phosphorus-2-phthalimidobutyrate intermediates  
Phosphinylbutanoic acids, such as phosphinothricin, can be prepared by reacting racemic 4-halo-2-phthalimidobutyrates with a tricoordinate phosphorus compound represented by the formula: R 1 ...
4764540 Rim polyurethane or polyurea compositions containing internal mold release agents  
The present invention is directed to a process for the production of optionally cellular, polyurethane elastomer moldings or optionally cellular, rigid structural polyurethanes by reacting a...
4755606 Imidazolyl-3,5-di-(diphenyl-butylsilyloxy) carboxylic acid ester intermediates  
Compounds of the formula ##STR1## and the pharmaceutically acceptable acid addition salts thereof, wherein the various substituents are defined herein below, the use thereof for inhibiting...
4752321 Benzoylaminomethylpyrazoles and -furans, composition containing them, and fungicidal and plant growth regulating method of using them  
A compound of the general formula (I): ##STR1## wherein R is C 2 -C 4 alkenyl or C 2 -C 4 alkynyl, both optionally substituted by lower alkyl, halogen or trialkylsilyl; E is CN or CSHN 2 ; and...
4743602 Thiophene cyclopropyl amine compounds, compositions and fungicidal use  
According to the invention there are provided compounds useful for combatting fungi having the general formula (I): ##STR1## and stereoisomers thereof, wherein one of X and Y, but not both, is a...
4736046 β-isocyanato organosilanes  
Novel β-isocyanatoethoxy silanes and a method for their preparation is provided in which a 2-oxazolidinone is reacted with a halosilane to form a novel intermediate silyl-2-oxazolidinone product....
4729986 Fungicidal triazoles and imidazoles  
Substituted silylmethyl 1,2,4-triazoles and imidazoles also having selected substituents on the heterocyclic ring, agriculturally useful compositions comprising such compounds and the use of such...
4716232 1-(vinyl phosphonate adduct) pyrazolidinones  
1-(Vinyl phosphonate adduct) pyrazolidinones are intermediates to bicyclic pyrazolidinone antimicrobial compounds.
4697009 N-silylpropyl-N'-acyl-ureas and process for their production  
The invention is directed to N-silylpropyl-N'-acyl ureas and their production from an alkali cyanate, a 3-halopropylsilane and in a given case, a cyclic acidamide. By heating the compounds of the...
4686298 Intermediates for alpha-acyloxy phosphonate angiotensin converting enzyme inhibitors  
Compounds of the formula ##STR1## are useful in the preparation of α-acyloxy phosphonate compounds. The final products are useful as anti-hypertensive agents due to their angiotensin converting...
4680410 Preparation of N- and S-1,2-ethylenically unsaturated organic compounds  
The invention is a process for the preparation of a N- or S-1,2-ethylenically unsaturated organic compound which comprises (a) contacting a N- or S-silylated organic compound with an aldehyde,...
4675416 Ternary charge transfer complex  
Disclosed herein are organometallic ternary charge transfer complexes of the formula (I) a(RX)MXb(Ar) (I) wherein RX is an inorganic chloride or fluoride which...
4670422 α-acyloxy phosphonate angiotensin converting enzyme inhibitors  
Compounds of the formula ##STR1## wherein X is various amino or imino acids and esters are disclosed. These compounds are useful as anti-hypertensive agents due to their angiotensin converting...
4670421 Antiatherosclerotic silanes  
This invention is concerned with novel 4-[(trialkylsilyl)alkylamino]phenyl compounds and their use as antiatherosclerotic agents.
4668794 Intermediate imidazole acrolein analogs  
Compounds of the formula ##STR1## and the pharmaceutically acceptable acid addition salts thereof, wherein the various substituents are defined hereinbelow, the use thereof for inhibiting...
4664827 Lubricant compositions containing modified succinimides  
Disclosed herein are additives which are useful as dispersants and detergents in lubricating oils and fuels. In particular, this invention is directed toward polyamino alkenyl or alkyl succinimides...
4652635 Method for converting ether groups to hydroxyl groups and ester groups to acid groups  
A method for converting ether groups such as alkyl or aryl ether groups including hydroquinone ether groups to hydroxyl groups and ester groups such as alkyl or aryl ester groups to carboxylic acid...
4631345 Thiazole precursors for the preparation of biotin  
A novel process is described for preparation of biotin comprising preparation of substituted 3H, 5H-imidazo[1, 5c]tetrahydro thiazoles by contacting the boron triflouride adduct of an appropriate...
4628058 N-(2,3-dihydrobenzofuran-2-yl)-azolylureas and fungicides containing these compounds  
N-(2,3-dihydrobenzofuran-2-yl)-azolylureas of the formula ##STR1## where R is hydrogen or alkyl, X is hydrogen, halogen, nitro, cyano, trifluoromethyl, alkyl, alkoxy, alkylthio, phenyl or phenoxy,...
4623740 N,N'- and N,N',N'-substituted silylureas and process for their production  
The invention is directed to N,N' and N,N',N'-substituted silylureas and a process for their production in which in a single step process there are reacted a halogenoalkylsilane or a...
4618436 Multifunctional lubricant additives and compositions thereof  
Borated internal oxazoline acid phosphates provide effective antiwear and friction reducing characteristics for lubricant compositions when incorporated therein.
4618437 Multifunctional friction-modifying additives and compositions thereof  
Boronated internal imidazoline acid phosphates provide effective friction reducing characteristics for lubricant compositions when incorporated therein.
4616004 1-iodopropargyl-3,4-disubstituted-Δ.sup.2 -1,2,4-triazolidin-5-one fungicides  
Compounds of the formula: ##STR1## wherein R is aryl or aryl substituted with 1 to 3 substituents independently selected from halogen, lower alkyl of 1 to 4 carbon atoms, lower alkoxy of 1 to 4...
4613373 Tetraarylboron-ammonium complexes and their uses  
New tetraarylboron-ammonium complexes having the general formula: ##STR1## wherein R 1 represents a hydrogen or a halogen atom or a lower alkyl group; R 2 represents a halogen atom or a lower...
4604383 Pyrrolidin-2-ones and medicaments containing them  
The invention relates to pyrrolidinones of the general formula: ##STR1## in which: R 1 represents hydrogen or alkyl R 2 represents alkyl, phenyl or trimethylsilyl. R 3 represents 2-thienyl...
4599410 Oxachalcogenazole dyes and processes for their preparation  
Methine dyes are disclosed which contain a 2-halo or pseudohalo substituted 1,2,5-oxatellurazole ring fused with an aromatic nucleus, the aromatic nucleus being substituted with a methine linkage...
4596594 Silicon-containing phenoxypropionic acid derivatives and herbicidal use  
Herbicidally active novel phenoxypropionic acid derivatives of the formula ##STR1## in which X represents oxygen or sulphur, Y represents oxygen, sulphur or the grouping of the formula NR, R...
4593111 Silyl isothiocyanates  
The invention concerns novel compounds of formula IIIA R x a Si(NCS) 4 -x IIIA wherein R a is selected from electron donating substituents consisting of alkoxy of...
4588715 Heptenoic acid derivatives  
Compounds of the formula ##STR1## wherein R 1 , R 2 and R 3 are alkyl or aryl groups, A, B, C and D are non-reactive substituents or two are joined to form an additional ring, and Z is either of...
4574153 8-Oxo-2-oxa-1-azabicyclo(4.2.0)octane-3-carboxylic acids  
Antibacterial activity is exhibited by compounds having the formula ##STR1## and pharmaceutically acceptable salts thereof, wherein, R 1 is an acyl group derived from a carboxylic acid; R 2 is...
4565873 Silanes containing imide groups  
The compounds according to the invention have the formula XIX ##STR1## in which R 1 and R 2 are independently methyl, ethyl, phenyl, vinyl, chlorine or alkoxy, R 3 is chlorine or alkoxy, A 1 is...
4554354 Tintable, dyeable, curable coatings and coated articles  
The invention disclosed in this application is the use of novel silanes in curable coatings to allow tinting or dyeing of the coatings after they are cured on certain substrates. An example of one...
4554086 Borate esters of hydrocarbyl-substituted mono- and bis-succinimides containing polyamine chain linked hydroxyacyl groups and lubricating oil compositions containing same  
Lubricating oils of improved wear resistance and dispersancy are prepared containing borate esters of hydrocarbyl-substituted mono- and bis-succinimides containing polyamine chain linked...
4533737 Silicon functionalized norbornane carboxyimide and methods for making  
Silicon functionalized carboxyimides are provided which can be made by the hydrosilylation of norbornene terminated polyimides with silicon hydrides having hydrolyzable radicals attached thereto....
4532234 Neopentyl-phenethyltriazoles, their preparation and fungicides containing these compounds  
α-Neopentyl-phenethyltriazoles of the formula I ##STR1## where R 1 , m and A have the meanings given in the description, processes for their preparation, and their use for controlling fungi.
4530922 Fungicidal imidazoles and triazoles containing silicon  
Silyl methyl 1,2,4-triazoles and imidazoles having broad fungicidal activity have been discovered.
4526996 Process for the preparation of N-substituted aminoalkylsilanes  
N-substituted aminoalkylsilanes are obtained via a selective process which comprises reacting a cyanoalkylsilane with a primary or secondary amine in the presence of a heterogeneous hydrogenation...
4518787 Silylation process  
Process for silylating an organic or an organosilicon compound having at least one hydroxyl group bonded to carbon or to silicon, wherein the compound is contacted with both (i) a...
4513137 Iodonium salts  
Mono- or bis(iodonium salts) are produced in neutral organic solvents by the reaction of an [hydroxy (organosulfonyloxy)iodo]arene with a bis(triorganosilyl)arene, a bis(trihalosilyl)arene, or with...
4510136 Fungicidal 1,2,4-triazole derivatives  
Silicon-containing 1,2,4-triazoles having broad-spectrum fungicidal activity have been discovered.
4496551 Fungicidal imidazole derivatives  
Silicon-containing imidazoles having broad-spectrum fungicidal activity have been discovered.
4496720 Preparation of thioethers  
A novel process for the preparation of thioethers comprising reacting a silylated thiol of the formula R--S--SiR 1 R 2 R 3 I wherein R is an organic group and R 1 ,...
4496722 Reporter compounds  
Compounds and methods featuring, in one aspect, compositions containing an organic boronic acid and one or more reporter groups.
4485236 Azlactone-functional compounds  
Azlactone-functional compounds, which are liquid above 20° C., and their method of preparation from alkenyl azlactones and nucleophilic group-substituted compounds are disclosed. The...
4469881 [2-(p-t-Butylphenyl)ethyl]silanes and method of making the same  
[2-(p-t-Butylphenyl)ethyl]silanes are provided having the general formula: Si(B) x (R) y (A) z wherein B is a (p-t-butylphenyl)ethyl moiety, R is an alkyl or aryl moiety and A is a...
4465836 Diisocyanates  
Diisocyanates corresponding to the general formula ##STR1## wherein R denotes the residue of an aliphatic, cycloaliphatic or aromatic diisocyanate and R' denotes an alkyl group, and a process...
Matches 351 - 400 out of 522 < 1 2 3 4 5 6 7 8 9 10 11 >