Matches 301 - 350 out of 523 < 1 2 3 4 5 6 7 8 9 10 11 >
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4983590 Fungicidal triazole bis(triphenylboranes), derivatives thereof and use thereof  
Organoborane triazoles compounds having the formula: ##STR1## wherein R, R 1 and R 2 are defined in the description, and intermediates therefor are disclosed. The compounds of formula I are...
4980345 Pyrazole compounds and use thereof  
There are disclosed a pyrazole compound represented by the formula, ##STR1## wherein the substituents of R 1 to R 7 and the sumbol Z have the specified meanings as described in the text, an...
4977268 Boron dipeptide compounds  
Novel boron dipeptide analogs and their corresponding amide derivatives which exhibit significant antihyperlipidemic and antineoplastic activities. Methods for preparing the boron containing...
4977291 Process of producing a silanic or siloxanic compound containing at least one cycloalkyl ring  
A process of producing a silanic or siloxanic compound containing at least one cycloalkyl ring by the hydrogenation of a corresponding compound containing at least one aromatic ring, in the...
4965367 Process for preparation of silacyclobutanes  
Novel silacyclobutanes useful as silylating agents and a process for their preparation are provided. The process comprises reacting a halogen substituted silacyclobutane with a silylating reagent...
4965366 Method for producing 1-(trisubstituted silyl)azoles  
1-Unsubstituted 1H-azole compound, halo trisubstituted silane, and primary amine are reacted to form 1-(trisubstituted silyl)-1H-azole compound which principally accumulates in a liquid phase and...
4964895 Substituted 4-(4-nitrophenoxy) pyrazoles and their use as herbicides  
The present invention relates to certain novel substituted 3-(4-nitrophenoxy)pyrazoles and their use as herbicides.
4963655 Boron analogs of amino acid/peptide protease inhibitors  
A method of inhibiting protease activity, growth, and colony formation in mammalian tumor cells by boronic acid analogs of amino acids, dipeptides and tripeptides. A method of coupling a boronic...
4960898 Organosilicon compounds  
Organosilicon compounds represented by the general formula: ##EQU1## and preparing process thereof were disclosed; where a lies in the range 1≤a≤3 and b lies in the range 0.001≤b ≤2, R 1...
4954634 Process for the selective N-acylation of aminohydroxamic acid derivatives and starting materials used therein  
Described is a novel process for the introduction of an organic acyl radical selectively at the nitrogen atom of the amino group of desferrioxamine B or of a partially O-acylated derivative...
4952641 Organyloxysilyl-functional thioures with halogen rubber mixtures  
Vulcanizable rubber mixtures which contain at least one halogen rubber, a silicatic filler and a substituted organyloxysilyl-functional thiourea as accelerator.
4950668 Pyrazole derivative, insecticidal or miticidal composition containing the same as the effective ingredient  
A novel pyrazole derivative and an insecticidal or miticidal composition containing the derivative as the effective ingredient are disclosed. The pyrazole derivative of the present invention has an...
4948418 2,3-dihydrobenzo[b]thiophenes  
This invention pertains to novel heterocyclic 2,3-dihydrobenzofuran and chromane compounds, including stereoisomers, agriculturally suitable compositions containing them, and their use as broad...
4940718 7-substituted bicyclic pyrazolidinones, pharmaceutical compositions and use  
7-Substituted bicyclic pyrazolidinone compounds as antimicrobials and the corresponding intermediates, are discussed or provided. The use of the antimicrobial compounds in pharmaceutical...
4940797 Process for synthesis of FK-506 C10-C18 intermediates  
A process is described for the improved synthesis of the optically pure C 10 -C 18 fragment of the macrolide structure of the immunosuppressant FK-506. This compound is also useful as an...
4927898 Polysiloxanes with sterically hindered heterocyclic moiety  
A polysiloxane having pendant, sterically-hindered heterocyclic moieties attached to a siloxane chain, and their use in stabilizing synthetic polymer compositions.
4914206 Lankacidin derivatives and production thereof  
The present invention provides lankacidin derivatives of the formula ##STR1## and procedures for the production thereof. The lankacidin derivatives [1] show excellent antimicrobial activities and...
4910314 Polycyclic nitriles  
There is provided a fluorescent adduct which is amenable to detection by fluorometric and electrochemical techniques. The adduct is of the formula: ##STR1## wherein X is a radical derived from a...
4902707 Bicyclic pyrazolidinones, compositions and use  
Bicyclic pyrazolidinones which have antimicrobial and/or herbicidal properties are discussed. The use of these compounds in pharmaceutical compositions, herbicidal compositions, and methods for...
4898878 Antioxidant thiohistidine compounds  
Therapeutic antioxidant compounds, useful for relieving the pathogenesis of oxidative stress, of formula ##STR1## wherein substituents R 1 , R 2 , R 3 , and R 4 are individually selected from...
4897108 Herbicidal sulfonamides  
The invention relates to certain sulfonylurea compounds having an ester group ortho to the sulfonylurea linkage which have been found to be excellent preemergent and postemergent herbicides or...
4895885 Polymer compositions stabilized with polysiloxanes containing sterically hindered heterocyclic moiety  
The present invention relates to olefin polymers stabilized with polysiloxanes containing sterically hindered heterocyclic moieties, said polysiloxanes represented by the general formula M* v D x ...
4894468 Substituted silica  
The invention relates to modified silica, substituted with a variety of substituents. There is provided a product termed primary hydroxyl silica where there are attached to the silica substituents...
4892870 Oxaza heterocycles and pharmaceutical compositions containing same  
A novel class of 5, 6 or 7 member heterocycles which belong to the 3-isoxazolidinone, 2H-1,2-oxazin-3 (4H)-one and 3-isoxazepinone series of compounds and which are substituted at the 4-carbon by a...
4885022 Herbicidal pyrazole derivatives  
A pyrazole derivative having the formula: ##STR1## where A, B, X, Y, Z and Q are described below.
4883789 Substituted phenyltrialkylsilane insecticides  
Compounds of the formula ##STR1## in which Ar is substituted or unsubstituted phenyl, pyridinyl, furanyl, naphthyl, thienyl, or thiazolyl; R is a (C 1 -4) alkyl; W is oxygen or methylene; and Ph is...
4881967 Heterocyclic 2,3-dihydrobenzofuran herbicides  
This invention pertains to novel heterocyclic 2,3-dihydrobenzofuran and chromane compounds, including stereoisomers, agriculturally suitable composition containing them, and their use as broad...
4880933 Nitro- or cyano-derivatives of 2-imino-imidazolines and 2-imino-tetrahydropyrimidines  
Novel intermediates for insecticides of the formula (I) ##STR1## wherein Y represents nitro or cyano; A represents an ethylene or trimethylene radical, which is optionally substituted; and Z...
4875928 Substituted azolylcyclopropyl-azolylmethyl-carbinol derivatives  
Substituted azolylcyclopropyl-azolylmethyl-carbinol derivatives of the formula ##STR1## in which Ar is optionally substituted aryl or optionally substituted heteroaryl, R is hydrogen, alkyl,...
4874868 Volatile silicons  
Novel volatile silicon compounds are disclosed which are very suitable for use in cosmetic and household products.
4873339 Chiral biotin precursors  
Imidazole derivatives of the formula: ##STR1## wherein R 1 is an (R)- or (S)-1-phenylalkyl group, an (R)- or (S)-1-alkoxycarbonyl-1-phenylmethyl group or an (R)- or...
4859759 Siloxane containing benzotriazolyl/tetraalkylpiperidyl substituent  
A siloxane which contains at least one benzotriazolyl/tetraalkylpiperidyl group, which siloxane can be represented by the general formula, S-Z, in which S represents a siloxane moiety and Z...
4851540 Process for the production of biotin precursors  
Process for the production of imidazole derivatives of the formula: ##STR1## wherein R 1 is an (R)- or (S)-1-phenylalkyl group, an (R)- or (S)-1-alkoxycarbonyl-1-phenylmethyl group or an (R)- or...
4851422 Antibiotic 2-(3-oxo-2-isoxazolidinyl)-5-oxo-2-tetrahydrofuran-carboxylates  
The compound represented by the formula: ##STR1## where R 1 stands for amino or an organic residue bonded through nitrogen; R 2 stands for carboxyl or a group derivable therefrom; R 3 , R 4 , R 5...
4851397 Labdanes, pharmaceutical compositions, and their use  
Novel labdanes, intermediates and processes for the preparation thereof, and methods for reducing intraocular pressure utilizing compounds or compositions thereof are disclosed.
4845229 Process for intermediates to 1-carbapenems and 1-carbacephems  
A stereoselective process for chiral intermediates to 1-carbapenem and 1-carbacephalosporins is provided comprising the use of an N-acyl-(4R)-substituted-1,3-thiazolidine-2-thione as a chiral...
4845257 4-halogeno-2-oxyimino-3-oxobutyric acids and derivatives  
A method of producing a 4-halo-2-(substituted or unsubstituted)hydroxyimino-3-oxobutyric acid ester or amide, which is a synthetic intermediate of value for the production of cephalosporins...
4843068 Pyrazole oxime derivatives and compositions  
A pyrazole oxime derivative represented by the general formula (I) which is useful as an insecticide and fungicide, ##STR1## wherein the structural elements are defined in the specification, and...
4839260 Novel polymethine dyes and UV absorbers and imaging materials for their use  
Polymethine dyes and ultraviolet absorbers are disclosed containing a basic electron donating terminal nucleus and an acidic electron accepting terminal nucleus satisfying the formula: ##STR1##...
4839274 Novel polymethine dyes and UV absorbers containing a triarylborylisocyano group and imaging compositions containing these dyes  
Polymethine dyes and ultraviolet absorbers are disclosed containing a basic electron donating terminal nucleus and an acidic electron accepting terminal nucleus comprised of a triarylborylisocyano...
4837349 Tertiary-butyldimethylsilyl carbamate derivative and process for producing the same  
A t-butyldimethylsilyl carbamate derivative and a process for producing the same are disclosed. Tertiary-butyldimethylsilyl carbamate derivatives having the following general formula (1) are...
4837348 Bonded phase chromatographic supports  
The invention relates to the functionalization of particulate bonded phase chromatographic supports prepared by silanization of silica gel or controlled pore glass and containing pendant primary...
4833251 Compounds for tagging nucleic acid probes  
Nucleic acid hybridization probes are provided which comprise an N 4 -(substituted amino)cytosine moiety, wherein the substituted amino group comprises a tag moiety, whereby the probe is detected....
4826993 Substituted diazolidinones  
4-Substituted 1-(optionally substituted)diazolidinones are intermediates to 7-substituted bicyclic pyrazolidinone antimicrobials.
4826992 2,3-(Dihydro) bicyclic pyrazolidinones  
2,3-(Dihydro) bicyclic pyrazolidinones are intermediates for bicyclic pyrazolidinone antimicrobials.
4826976 Color-shifted dyes with thermally unstable carbamate moiety comprising T-alkoxycarbonyl group  
This invention relates to a color-shifted dye compounds containing at least one thermally unstable carbamate moiety which are useful in thermal imaging. These compounds may be represented by the...
4812161 Thia (oxa) diazole derivatives  
Thia-diazole derivatives having the following partial structural formula had selective herbicidal activity on some crops. A process for producing these compounds is also disclosed: ##STR1##
4801719 Silanes, process for their preparation, and their use  
Compounds of the formula Ia ##STR1## in which X and R 1 to R 6 are as defined in the claims, are obtainable by reacting monochlorosilanes of the formula II ##STR2## with tetrasubstituted...
4795815 1,2,4-trisubstituted diazolidinones  
1,2,4-Trisubstituted diazolidinones are intermediates to bicyclic pyrazolidinone antimicrobial compounds.
4791207 Enantioselective process for producing 1-betamethylcarbapenem antibiotic intermediates  
A process is described for the stereochemically controlled synthesis of intermediates useful in producing 1-betamethylcarbapenem antibiotics.
Matches 301 - 350 out of 523 < 1 2 3 4 5 6 7 8 9 10 11 >