Patents
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Patents for C07C 241 - Preparation of compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes (2,288)
07/1982
07/27/1982CA1128521A1 Substituted 1,11-diaminoundecanes, processes for producing them, and their use
07/20/1982CA1128044A1 1-benzoyl-3-(aryloxy-or arylthiopyridinyl) ureas compounds
07/13/1982CA1127662A1 N-benzoyl-n'-halogenoalkylidenehydrazine derivatives, process for preparing the same, and agricultural and horticultural fungicide comprising such derivatives
07/07/1982EP0055359A1 Process for the preparation of 1-alkenyl isocyanates
07/06/1982US4338256 Triisocyanates
07/06/1982CA1127178A1 Microbicidal composition
06/1982
06/30/1982EP0054817A2 Process for the continuous thermal decomposition of esters of carbamic acids and use of mixtures of esters of carbamic acids and isocyanates obtained by this process for the preparation of isocyanates
06/09/1982EP0053407A2 New imidazolylphenyl amidines, processes for their preparation and their pharmaceutical use, and intermediates of preparation
06/09/1982EP0053368A1 Novel triamine derivatives and their use
06/09/1982EP0053359A1 Method of bonding films with a polyurethane adhesive
06/08/1982US4333930 Treatment of central nervous disorders, analgesics, antidepressants
06/02/1982EP0053038A2 3-Amino-2-alkenylimidates, their preparation and conversion to herbicide intermediates
06/01/1982US4332960 (4-trifluoromethylphenoxy) phenoxy propionate
06/01/1982US4332948 Charge transport compounds for use in photoconductors
06/01/1982US4332742 Low temperature storage stable liquid diphenylmethane diisocyanates
06/01/1982US4332739 Process for the manufacture of aromatic isocyanates
05/1982
05/26/1982EP0052254A1 Preparation of organic isocyanates
05/25/1982US4331680 Pesticidal compounds, compositions and methods
05/19/1982EP0051884A1 Amino-cyclopropyl-carboxylic-acid derivatives for the loosening of fruit and/or leaves on plants
05/18/1982US4330556 Microbicidal N-1'-hydrocarbyloxycarbonylethyl)-N-alkoxyacetylanilines
05/18/1982US4330479 Zinc or aluminum catalyst
05/12/1982EP0051185A2 Light-sensitive composition and recording material containing the same
05/11/1982CA1123455A1 2,4-dichloro-n-(chloro-(2,4- dichloropheyl)methylene)benzenecarbohydrazonyl chloride, method of making and method of controlling manure breeding insects
05/11/1982CA1123449A1 Process for the preparation of isocyanate derivatives of aliphatic, cycloaliphatic, and araliphatic compounds
05/05/1982EP0050806A2 Light-sensitive composition and recording material containing the same
05/05/1982EP0050802A2 Light-sensitive composition, light-sensitive copying material made therefrom, and process for producing a printing forme from this material
05/05/1982EP0050739A1 Method for the preparation of aliphatic isocyanates
05/04/1982CA1122997A1 Stabilized polyisocyanates partially blocked with hydroxy amines
04/1982
04/27/1982CA1122464A1 Hardening photographic layers containing gelatin using a combination of slow acting and quick acting hardeners
04/20/1982US4326078 Process for preparation of hydrazobenzenes by catalytic hydrogenation of nitrobenzenes
04/06/1982US4323705 Process for the preparation of N,N'-diformylhydrazine
04/06/1982US4323515 Porphrin catalysts
04/06/1982CA1121380A1 Hindered phenol hydrazones and compositions stabilized therewith
04/06/1982CA1121135A1 Process for preparing hydrazines
03/1982
03/31/1982EP0048411A2 Process for preparing 3-bromo-4-fluoro-benzaldehyde acetals, intermediates and their preparation
03/31/1982EP0048368A2 Process for the preparation of N- and O-substituted mono- or bis-urethanes
03/30/1982US4322365 Preparation of isocyanates
03/30/1982CA1120943A1 .alpha.,.beta.-DIHALOALKYL ISOCYANATES AND A PROCESS FOR THE PREPARATION OF SUCH COMPOUNDS
03/30/1982CA1120744A1 .beta.-NAPHTHYL AND .beta.-TETRAHYDRONAPHTHYL-PHENYL EHTERS
03/23/1982CA1120471A1 Adamantylmethyl hydrazines, their preparation and pharmaceutical composition containing them
03/17/1982EP0047423A1 Process for preparing N.N'-bis-salicyloyl hydrazine and its use
03/10/1982EP0046917A1 Polyisocyanate mixtures of the diphenylmethane class, as well as their use as synthesis components in the manufacture of polyurethanes by the isocyanate-polyaddition process
03/09/1982CA1119613A1 Process for preparing benzylidene derivatives
03/03/1982EP0046556A1 Diisocyanates or mixtures of diisocyanates of the diphenylmethane class, processes for their preparation, as well as their use as synthesis components in the manufacture of polyurethanes by the isocyanate-polyaddition process
03/03/1982EP0046554A1 N-Substituted pyruvic-acid hydrazones, processes for their preparation and medicaments containing these compounds
03/03/1982EP0046495A2 Method of preparing N-(D)-ribityl-2-phenylazo-4,5-dimethylaniline
03/02/1982CA1119170A1 2-adamantyl hydrazines, their preparation and pharmaceutical compositions containing them
02/1982
02/24/1982EP0046445A1 3-Phenoxy-methylene anilines as herbicides, their preparation and use
02/23/1982CA1118789A1 Manufacture of organic hydrazines
02/23/1982CA1118746A1 Catalyst for dehydrogenating organic compounds, in particular amines, thiols, and alcohols, and a process for its preparation
02/16/1982US4316034 Isocyanate precursor
02/09/1982US4314948 Preparation of mixtures of 1-monohalogenated isocyanates and 1,2-unsaturated isocyanates
02/09/1982CA1117962A1 Catalytic oxidation of formamides to form isocyanates
02/03/1982EP0045006A1 Drugs for treatment of colitis ulcerosa, enteritis regionalis Crohn (Morbus Crohn), chronic and unspecific colitis and diverticulitis, and the utilisation of salicylazobenzoic acid in the manufacture of these drugs
02/03/1982EP0044979A1 Derivatives of 2-fluoro-alkanecarboxylic acids, their preparation, herbicides comprising them and their application
02/02/1982US4314048 Aliphatic triisocyanate, a method for preparing it and the preparation of polyurethane resins therewith
02/02/1982CA1117535A1 Anthracence-9,10-bis-carbonyl-hydrazones
01/1982
01/26/1982US4312862 Therapeutically active derivatives of benzamide
01/26/1982US4312806 Alkaline earth salt of 5,5'-azobis-salicylic acid
01/19/1982US4311800 Process for working up cross-linked isocyanate distillation residues containing urea groups and use of the products of the process as starting components for the production of synthetic resins
01/19/1982US4311781 Highly-sensitive high-contrast photographic materials
01/19/1982CA1116629A1 Troponyl-oxamic acid derivatives and process therefor
01/19/1982CA1116621A1 Preparation of organic mono- and poly- isocyanates
01/12/1982US4310696 Process for producing inorganic acid salts of tertiary butyl hydrazine
12/1981
12/23/1981EP0042119A2 Process for the preparation of primary mono- and diamines from oxo-compounds
12/23/1981EP0042059A1 Process for the preparation of isocyanates
12/22/1981US4307029 Process for preparing polymethylene-polyphenyl polyisocyanates
12/22/1981CA1114836A1 SALTS OF .alpha.-ISOCYANOCARBOXYLIC ACIDS AND THEIR USE AS PLANT GROWTH REGULATORS
12/09/1981EP0041171A1 2-Chloro-5-nitro-phenyl isocyanate, process for its preparation and its use
12/09/1981EP0041170A1 3-Nitro-pivaloyl-acetanilides, processes for their preparation and their utilization
11/1981
11/25/1981EP0040583A1 Process for the preparation of a UV-absorbing mask
11/18/1981EP0039880A1 Agents for the detection of esterolytic and/or proteolytic enzymes; and phenoxy-amino acids and phenoxy-peptide esters suitable as substrates therefor, process for their production and their use in producing the agents
11/18/1981EP0039813A1 Fluor-containing azomethines, preparation thereof and use thereof as intermediates
11/17/1981US4301177 Analgesics, antipyretics, antirheumatics
11/17/1981US4301044 Detergents
11/17/1981CA1112659A1 Partially carbodiimidized methylenebis (phenyl isocyanate) and preparation thereof
11/11/1981EP0039419A1 Process for preparing 2,6-dichloro-5-hydroxy aniles
11/10/1981US4299766 From a lactam-blocked aromatic isocyanate followed by catalytic hydrogenation
11/10/1981CA1112246A1 Bis-azidophthalic acid derivatives
10/1981
10/28/1981EP0038708A1 Process for producing benzophenone-azines
10/27/1981US4297456 Process for working up isocyanate distillation residues
10/27/1981CA1111449A1 Process for the preparation of 2,2'-dichloro- hydrazobenzene
10/21/1981EP0037948A1 Process for preparing N,N'-dimethyl-N'-(2-bromo-4-methylphenyl) triazene
10/20/1981US4296127 Mixed salts of essential or semi-essential amino acids and nitrogen-free analogs thereof
10/20/1981CA1111069A1 Alpha-isocyano-carboxylic acid amide compounds and plant growth regulant compositions
10/20/1981CA1111058A1 Process for continuously working up solutions of the type accumulating in the phosgenation of monoamines
10/14/1981EP0037465A2 Amino azo compounds
10/13/1981US4294774 Preparation of organic isocyanates
10/13/1981US4294773 Preparation of 1-haloalkyl isocyanates and 1-alkenyl isocyanates
10/13/1981US4294719 Also uretone-imine groups; highly selective, removable catalyst matrix
10/06/1981US4293680 Process for the production of diisocyanato toluene mixtures having an increased content of 2,6-diisocyanato toluene, and the use thereof as synthesis components in the production of polyurethane elastomers
10/06/1981CA1110352A1 Azine liquid crystal compounds for use in light- control devices
10/06/1981CA1110276A1 Process for the preparation of asymmetric dimethylhydrazine
09/1981
09/30/1981EP0036637A1 Use of 3,3'-azo-bis-(6-hydroxy benzoic acid) as a drug and pharmaceutical compositions containing the same
09/30/1981EP0036636A1 A method and intermediates for preparing 3,3'-azo-bis-(6-hydroxy benzoic acid)
09/29/1981US4292072 Novel α-isocyanocarboxylic acid compounds and plant growth regulant compositions
09/29/1981CA1109893A1 2-aza-1,3-dienes
09/23/1981EP0036312A2 Process for producing p-nitroaniline
09/22/1981US4290970 Process for the manufacture of aromatic di- and/or polyisocyanates
09/16/1981EP0035815A1 Process for the preparation of p-aminoazobenzene from aniline
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