Matches 1 - 38 out of 38


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DE112017002818T5 Compound for use in an enzymatic reaction and mass spectrometry methods  
A compound used in the conventional enzymatic reactions and mass spectrometry methods must be changed in structure as a substrate compound, such as the length of an alkyl chain contained therein,...
DE10297824B9 A method for use of hydrogen for the reductive acylation of nitro, azido and cyano arenes  
process the use of hydrogen for the reductive acylation of nitro, Azido and cyano arenes, a C3-C7carboxylic acid under acylating agent / proton source and an iodide as an electron source Use of a...
DE10297824B4 A method for use of hydrogen for the reductive acylation of nitro, azido and cyano arenes  
process the use of hydrogen for the reductive acylation of nitro, Azido and cyano arenes, a C3-C7carboxylic acid under acylating agent / proton source and an iodide as an electron source Use of a...
DE60124322T2 SELECTIVE MODULATORS the androgen receptor AND METHODS FOR THEIR USE  
Selective androgen receptor modulator propanamide derivatives (I) are new. Selective androgen receptor modulator propanamide derivatives of formula (I) are new. X : O, CH 2, NH, Se, PR or NR; Z :...
DE69932994T2 A process for producing perfluoroalkylated aniline derivatives  
The present invention provides an aniline derivative represented by the formula (I) wherein R<1> and R<2> are each H, (C1-12)alkyl, (C3-8)cycloalkyl, hydroxy (C1-12)alkyl , hydroxycarbonyl...
DE10297824T5 A method for use of hydrogen for the reductive acylation of nitro, azido and cyano arenes  
process used used in the reductive acylation of nitro, azido and cyano arenes Hydrogen, which comprises reacting a C3-C7carboxylic acid as Acylating / proton source and an iodide as an electron...
DE60017110T2 Biphenyl ALS NEUROKININ-1 Antagonists  
The invention relates to compounds of the formulawhereinR is hydrogen, lower alkyl, lower alkoxy halogen, amino, -N(R6)2 or trifluoromethyl;R1 is hydrogen lower alkoxy or halogen,R and R1 may be...
DE69532118T2 NEW STRONG INDUCTORS OF TERMINAL DIFFERENTIATION AND METHODS FOR THEIR USE  
This invention is directed to compounds having the structure: wherein R1 and R2 are independently the same as or different from each other; when R1 and R2 are the same, each is a substituted or...
DE10252275A1 Perfluoralkylaniline  
The present invention relates to a process for the preparation of Perfluoralkylanilinen and their use for the preparation of active compounds, in particular for agricultural chemicals.
DE10252273A1 Polyhalogenalkylaryle  
The present invention relates Polyhalogenalkylaryle, a process for their preparation and the application of the Polyhalogenalkylaryle for preparing active compounds.
DE10015279A1 A process for the preparation of N-butyryl-4-amino-3-methyl-benzoic acid methyl ester and the novel compound N- (4-bromo-2-methylphenyl) butanamide  
According to the invention, N-butyryl-4-amino-3-methyl-methyl benzoate is obtained in a particularly advantageous manner by, initially, reacting o-toluidine with butyric acid chloride, by...
DE19922934A1 New 5,5-dihalo- or 4,5,5-trihalo-4-pentenoic acid derivatives, useful as bactericides, fungicides, insecticides, acaricides and nematocides, especially plant fungicides  
5,5-Dihalo- or 4,5,5-trihalo-4-pentenoic acid derivatives (I) are new. Also new are halogenated pentenoic or pentanoic acid derivative intermediates (II) and (III). Halogenated pentenoic acid...
DE19621686A1 A process for producing optically active amines  
A novel process makes it possible to produce optically active amines of the formula (I*) in which R and R<1> have the meanings given in the description, by reacting a) in a first step, racemic...
DE19531300A1 Fluorbutensäureamide  
The present invention relates to new fluorobutene acid amides of formula (I), in which R<1 >is hydrogen or halogen; R<2> is hydrogen, alkyl or phenyl optionally substituted by halogen or alkyl;...
DE4438001A1 Herbicidal agents on the basis of N- (4-fluoro-phenyl) -N-isopropylchloracetamid and methods for preparation of this compound  
Preparation of N-(4-fluorophenyl)-N-isopropyl-chloroacetamide (I) comprises reacting equimolar amounts of N-isopropyl-4-fluoroaniline with chloroacetyl chloride at 20-150 degrees C in the presence...
DE4427248A1 A process for preparing nitro-substituted aryl amides and aryl amines  
Prepn. of nitro-substd. arylamines and arylamides of formula (Ia) and (Ib) comprises reacting a nitro-substd. aromatic cpd. of formula Ar(Xn)(NO2) (II) with an amide of formula R<10>R<2>NH (IIIa)...
DE4402056A1 p-phenylenediamine derivatives and compositions comprising them, to fungicidal compositions  
p-phenylenediamine derivatives I $ F1 R ↑ 1 ↑ = if necessary subst. C ↓ 3 ↓ -C ↓ 8 ↓ -alkyl, C ↓ 2 ↓ -C ↓ 8 ↓ -alkenyl, C ↓ 2 ↓ -C ↓ 8 ↓ -alkynyl, C ↓ 3 ↓ -C ↓ 6 ↓ -cycloalkyl, C ↓ 5 ↓ -C ↓ 8 ↓...
DE4340896A1 dichloracylaniliden 3-alkyl-4-bromo-2,6-process for the preparation of 3-alkyl-2,6-dichloracylaniliden by electrolytic debromination of  
Process for the preparation of 3-alkyl-2,6-dichloroacylanilides of the formula I wherein R<1> and R<2> independently of one another are (C1-C4)-alkyl, by electrolytically debrominating...
DE4322851A1 Telomers containing perfluorinated segments, and crosslinked resins prepared therefrom  
Telomers containing perfluorinated segments, of the formula HY-R<1>-Z-[OC-(CF2-CF2)x-CO-Z-R<1>-Y]n-H and crosslinkable telomers containing perfluorinated segments, of the formula...
DE4236971A1 Formylation of alcohol and amine to methanoic acid ester and amide - using cyano methyl methionate as the formylating agent  
The formylation of alcohols and amines of formulae HO-R1 (I) and HNR2R3 (II) comprises reacting (I) or (II) with cyanomethyl methanoate of formula H-COOCH2CN (III) at -10 to 100 deg.C to give the...
DE4203254A1 NMR probes contg. per:fluoro-tert.butyl gps. - for NMR spectroscopy and nuclear spin tomography  
New NMR probes (I) are substances contg. a perfluoro-t-butyl gp.. Pref. (I) are 4-(perfluoro-t-butyl)phenyl cpds. of formula (Ia) or prods. obtained by labelling biomolecules, monomers or polymers...
DE4114733A1 METHOD FOR PRODUCING SUBSTITUTED MALONESTERANILIDEN AND malonate MONOANILIDEN  
Malonic monoester monoanilides, and malonic acid monoanilides and bisanilides are formed by reaction of dialkyl malonates with the respective aniline in the presence of stoichiometric amounts...
DE4123585C1 Fluoroolefin for insecticide and nematocide - prepd. by reacting fluoroolefin intermediate with phosphonium salt in base, for high acaricidal activity  
Fluoro olefins of formula CF2=CY(CH2)nCH=CHA (I) are new. Y is H, CH3 or C2H5; A is -C(=D)ER' or -C(=O)OCH2CONR2R3; n = 1, 3 or 5; D = O, S or NH; R1 = H, 1-20C alkyl, 2-20C alkenyl or alkinyl,...
DE4104377A1 New fluoro:cyclopropane derivs. - useful as insecticides and acaricides  
Fluorocyclopropane derivs. of formula (I) are news, where R1 is H, f or Cl; A is COOR2, CONR2R3, CH2OR4 or COOCH2CONR2R3; R2 and R3 are H, 1-20C alkyl, 2-20C alkenyl, 2-20C alkynyl,...
DE4202263A1 5-Chloro 2-nitro acetanilide sepn. from isomer mixt. obtd. by nitration - by dissolving in boiling ethanol, cooling and filtering, for anthelmintic synthesis  
The process concerns sepn. of 5-chloro-2-nitroacetanilide (IA) from a mixt. of isomeric chloronitroacetanilides (I) contg. (IA) and 3-chloro-4-nitroacetanilide (IB) and obtd. by nitration of...
DE3941966A1 HALOGENATED OLEFINS, METHOD FOR THEIR PRODUCTION AND THEIR USE AS SCHAEDLINGSBEKAEMPFUNGSMITTEL  
There are described new halogenated olefines of general formula I in which X1, X2, X3, n and A have the meanings given in the description as well as processes for their preparation. The compounds...
DE3917114A1 NEW NITRO-p-phenylenediamine derivatives, PROCESS FOR PRODUCING THE SAME AND colorants for keratinous FIBRES CONTAINING  
The invention relates to compounds of general formula I, $ F1 wherein R ↑ 1 ↑ and R ↑ 2 ↑ are each independently hydrogen, (C ↓ 1 ↓ -C ↓ 2 ↓) alkyl, hydroxy (C ↓ 2 ↓ -C ↓ 3 ↓) alkyl group or a...
DE3908901A1 2-HALOGENCYCLOPROHYLETHANDERIVATE, METHOD FOR THE PRODUCTION AND THEIR USE AS SCHAEDLINGSBEKAEMPFUNGSMITTEL  
There are described novel 2-halocyclopropylethane derivatives of the general formula I and novel intermediates of the general formula II in which R<1>, R<2>, R<3>, A and X have the meanings given...
DE3153460C2 Carbacyclin intermediates  
(A) Carbacycline derivs. of formulae (X) and (X1) are new. n is 1 or 2. L1 is alpha-R3, beta-R4; beta-R3 or a mixt. of both; R3 and R4 being each H, methyl or fluoro, M1 is alpha-hydroxy, beta-R5...
DE3153474C2 Carbacyclin analogues  
(A) Carbacycline derivs. of formulae (X) and (X1) are new. n is 1 or 2. L1 is alpha-R3, beta-R4; beta-R3 or a mixt. of both; R3 and R4 being each H, methyl or fluoro, M1 is alpha-hydroxy, beta-R5...
DE3837614A1 ADSORPTION FOR CHROMATOGRAPHY  
The invention relates to a novel adsorbent consisting essentially of silicon carbide and its use as a support material for chromatography.
DE3153390C2 Carbacyclin intermediates  
(A) Carbacycline derivs. of formulae (X) and (X1) are new. n is 1 or 2. L1 is alpha-R3, beta-R4; beta-R3 or a mixt. of both; R3 and R4 being each H, methyl or fluoro, M1 is alpha-hydroxy, beta-R5...
DE3740840A1 2,2-DIFLUORCYCLOPROPYLETHANDERIVATE, METHOD FOR THE PRODUCTION AND THEIR USE AS SCHAEDLINGSBEKAEMPFUNGSMITTEL  
There are provided new 2,2-difluorocyclopropylethane derivatives of general formula I (II) in which A, B and R1-5 have the meanings given in the description and processes for their preparation....
DE3105588C2 Carbacyclin analogs  
(A) Carbacycline derivs. of formulae (X) and (X1) are new. n is 1 or 2. L1 is alpha-R3, beta-R4; beta-R3 or a mixt. of both; R3 and R4 being each H, methyl or fluoro, M1 is alpha-hydroxy, beta-R5...
DE3721839A1 METHOD FOR PRODUCING 2,2-BIS (3,4-diamino-phenyl) hexafluoropropane  
The 2,2-bis(3-aminophenyl)hexafluoropropane derivatives have the formula …… in which R<1> is hydrogen or an acyl radical in which a non-aromatic hydrocarbon radical having 1 to 6 carbon atoms is...
DE3710099A1 PLASTIC STABILIZERS BASED OXALSAEUREANILIDEN  
A compound of formula I (I) in which R, R1, R10 and R11 are organic radicals. These compounds are suitable as U.V. absorbers.
DE3603450A1 METHODS FOR CLEANING UP N-vinylformamide  
N-Vinylformamide is purified by fractional distillation in the presence of formamide in a column under from 0.5 to 30 mbar by a method in which the distillation is controlled so that...
DE3544733A1 METHOD FOR PRODUCING OPTIONALLY SUBSTITUTED 2-BENZYL-toluenes  
Optionally substituted 2-benzyl-toluenes can be prepared by reaction of optionally substituted 2-benzyl-tert.-alkyl-toluenes with an optionally substituted aromatic hydrocarbon in the presence of...

Matches 1 - 38 out of 38