| Patents for C07C 241 - Preparation of compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes (2,288) |
|---|
| 01/21/2004 | CN1468834A Preparation of 3-alkoxy-2-methyl benzoic acid |
| 12/30/2003 | US6670506 Method for producing dinitro-diaza-alkanes and interediate products thereof |
| 12/24/2003 | WO2003068725A3 Process for the preparation of 4-hetero-substituted phenylalanine derivatives |
| 12/17/2003 | EP1371626A2 Process for the preparation of 3-Alkoxy-2-methylbenzoic acids |
| 11/25/2003 | US6653258 Pyridinyl-substituted- methyl 3-methoxy-2-phenylacrylate derivatives; agricultural miticides and nematocides |
| 11/20/2003 | WO2003074534A9 Reagents for asymmetric allylation, aldol, and tandem aldol and allylation reactions |
| 10/22/2003 | EP1353897A1 Method for producing dtpa monoamides |
| 10/09/2003 | US20030191346 Method for producing dnda |
| 09/24/2003 | EP1135363B1 Process for the preparation of symmetrical diacylhydrazines |
| 09/18/2003 | WO2003076451A1 Ferrocenyl ligands and the use thereof in catalysis |
| 09/18/2003 | WO2003076406A1 Nitrosodiphenylamine derivatives and their pharmaceutical use against oxidative stress pathologies |
| 09/18/2003 | CA2478652A1 Nitrosodiphenylamine derivatives and their pharmaceutical use against oxidative stress pathologies |
| 09/12/2003 | WO2003074534A1 Reagents for asymmetric allylation, aldol, and tandem aldol and allylation reactions |
| 09/12/2003 | CA2477444A1 Reagents for asymmetric allylation, aldol, and tandem aldol and allylation reactions |
| 08/27/2003 | EP1337508A1 Preparation of sodium-hydrogen exchanger type-1 inhibitors |
| 08/21/2003 | WO2003068725A2 Process for the preparation of 4-hetero-substituted phenylalanine derivatives |
| 08/20/2003 | EP0859591B1 Use of at least one no synthase inhibitor for treating sensitive skin |
| 07/03/2003 | US20030125360 Carbocyclic hydrazino inhibitors of copper-containing amine oxidases |
| 06/26/2003 | US20030120114 Diazotizing fluoroanilines with of hydrochloric acid, reducing in presence of bisulfite liquor by addiing alkali metal hydroxide solution at a pH from 5-8 to form flurophenylhydrazine alpha-beta disulfonate, hydrolyzing |
| 06/11/2003 | EP1317415A2 Method for producing dnda |
| 06/04/2003 | EP0967210B1 Process for preparing biologically active derivatives of 1,2,4-triazol and intermediaries useful in this process |
| 05/20/2003 | US6566547 Fungicides |
| 05/20/2003 | US6566546 Reacting of phenylboronic acids with 4- bromo- or 4-iodo-alkyl- or -alkoxy-anilines or -anilides, possible deacylation and diazotization, followed by reaction with a nucleophile by sandmeyer reaction or a reducing agent |
| 05/06/2003 | CA2370145C Process of preparing a high-energy softening agent |
| 04/03/2003 | US20030065187 Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds |
| 03/26/2003 | EP1196374B1 Process of preparing a high-energy softening agent |
| 03/12/2003 | EP1086045B1 Method for preparing hydrazine hydrate |
| 03/06/2003 | US20030041936 Amidation an ester with amine; nitration; activated plasticizier |
| 01/23/2003 | WO2003006003A1 Carbocyclic hydrazino inhibitors of copper-containing amine oxidases |
| 01/23/2003 | CA2451569A1 Carbocyclic hydrazino inhibitors of copper-containing amine oxidases |
| 01/21/2003 | US6509503 Process for preparing pesticidal intermediates |
| 01/14/2003 | CA2222303C Use of at least one no synthase inhibitor for treating sensitive skin |
| 12/11/2002 | EP1058678B1 Metal-catalyzed arylations and vinylations of hydrazines, hydrazones, hydroxylamines and oximes |
| 11/19/2002 | US6482383 Reacting ammonia, hydrogen peroxide and methyl ethyl ketone in a working solution to form an azine and methyl ethyl ketone oxime, separating, recycling |
| 10/31/2002 | WO2002085838A1 Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds |
| 10/15/2002 | US6465694 Method for preparation of polyethylene glycol aldehyde derivatives |
| 10/15/2002 | US6465693 Metal-catalyzed arylations of hydrazines, hydrazones, and related substrates |
| 09/19/2002 | WO2002036548A3 Method for stereoselectively producing hydrazino cycloalkenes and diamino cycloalkanes |
| 09/06/2002 | WO2002026692A3 Method for producing dnda |
| 09/03/2002 | US6444848 Process for the preparation of symmetrical diacylhydrazines |
| 08/29/2002 | DE10107227A1 Verfahren zur Herstellung von 4-substituierten 2-Alkyl- und 2-Alkoxylbiphenylen A process for the preparation of 4-substituted 2-alkyl and 2-Alkoxylbiphenylen |
| 08/28/2002 | CN1089748C Method for synthesizing aryl hydrazine through reduction of diazo compound derivative |
| 08/22/2002 | US20020115880 Process for preparing 4-substituted 2-alkylbiphenyls and 2-alkoxylbiphenyls |
| 08/21/2002 | EP1233009A2 Method for production of 4-substituted 2-alkylbiphenyls and 2-alcoxybiphenyls |
| 08/14/2002 | DE10105014A1 Neues Verfahren zur Herstellung von Monoamiden der DTPA New process for the preparation of monoamides of the DTPA |
| 08/14/2002 | CN1363512A Process for preparing concentrated solution of hydrazine hydrate |
| 08/01/2002 | WO2002059076A1 Method for producing dtpa monoamides |
| 07/31/2002 | EP1226106A1 Process for the preparation of insecticidal pheynylhydrazine derivatives |
| 07/16/2002 | US6420600 Hydroxyalkylphenyldiamides |
| 07/09/2002 | US6417380 Polycycloalkyl ketone containing fluorescent chromophore is alkylated to polycycloalkylidene ether in presence of alkali metal alkoxide in polar aprotic solvent |
| 06/27/2002 | US20020082274 Preparation of sodium-hydrogen exchanger type-1 inhibitors |
| 06/19/2002 | CN1086382C Method for preparation of phenylhydrazine hydrochloride |
| 06/12/2002 | EP0876331B1 Method for synthesizing aryl hydrazine through reduction of a diazo compound derivative |
| 06/06/2002 | WO2002044133A1 Preparation of sodium-hydrogen exchanger type-1 inhibitors |
| 06/06/2002 | CA2430061A1 Preparation of sodium-hydrogen exchanger type-1 inhibitors |
| 05/23/2002 | DE10142127A1 Production of DNDA for use as a plasticizer in propellant powder, involves nitration of N,N'-dimethyl- and N,N'-diethyl-urea with highly concentrated nitric acid, followed by hydrolysis and nitramine-condensation |
| 05/22/2002 | CN1350516A Processes for preparing pesticidal intermediates |
| 05/16/2002 | DE10053812A1 Verfahren zur stereoselektiven Herstellung von Diaminocycloalkenen und Diaminocycloalkanen A method for the stereoselective preparation of Diaminocycloalkenen and Diaminocycloalkanen |
| 05/10/2002 | WO2002036548A2 Method for stereoselectively producing hydrazino cycloalkenes and diamino cycloalkanes |
| 04/23/2002 | US6376678 Production method of hydrazine derivative |
| 04/17/2002 | EP1196374A1 Process of preparing a high-energy softening agent |
| 04/04/2002 | WO2002026692A2 Method for producing dnda |
| 04/02/2002 | US6365745 Reducing a hydrazone derivative in the presence of at least one base selected from the group consisting of an organic base and an inorganic base, and a metal hydrogenating catalyst |
| 03/28/2002 | US20020037854 Use of at least one no synthase inhibitor for treating sensitive skin |
| 03/13/2002 | EP1185503A1 Method for producing dinitro-diaza-alkanes and intermediate products hereto |
| 03/13/2002 | CN1340043A Phenylalaninol derivatives |
| 02/27/2002 | EP1182205A1 Chiral diphosphines via 2,3 -sigmatropic rearrangement.Application in asymmetric transition metal catalysis |
| 02/21/2002 | US20020022730 Method for producing hydrazine derivative |
| 02/19/2002 | CA2170542C Process for the vaporization of a hydrazine hydrate solution |
| 02/06/2002 | EP1177165A1 Processes for preparing pesticidal intermediates |
| 01/30/2002 | EP1175393A1 Process for the preparation of phenylhydrazines |
| 12/12/2001 | CN1326462A Betulinic acid derivatives, processes for preparing such derivatives and its use as cancer growth inhibitors |
| 11/21/2001 | EP1154987A1 Phenylalaninol derivatives |
| 10/31/2001 | EP0874806B1 Process for preparation of hydrazides |
| 10/25/2001 | DE10010190A1 Herstellung von Dinitrodiazaalkanen und Zwischenprodukten hierzu Production of dinitro and intermediates thereto |
| 10/18/2001 | US20010031894 Metal-catalyzed arylations of hydrazines, hydrazones, and related substrates |
| 09/26/2001 | EP1135363A1 Process for the preparation of symmetrical diacylhydrazines |
| 09/26/2001 | CN1314341A 4-amino-phenmyl hydrazine formaldehyde and its synthetic method and use |
| 09/13/2001 | WO2001066513A1 Process for the preparation of phenylhydrazines |
| 09/12/2001 | EP1131337A1 Novel betulinic acid derivatives, processes for preparing such derivatives and its use as cancer growth inhibitors |
| 09/07/2001 | WO2001064627A1 Method for producing dinitro-diaza-alkanes and intermediate products hereto |
| 08/30/2001 | WO2001002351A3 Method for preparing a hydroxylated arylhydrazine, intermediate products and method for obtaining same |
| 08/21/2001 | US6278022 Process for the preparation of insecticidal phenylhydrazine derivatives |
| 08/07/2001 | US6271391 Hydrazide fixed to a resin and derivatives thereof, and a method for synthesizing pyrazolones in solid phase |
| 08/07/2001 | US6271247 Binding to neuropeptide receptors |
| 07/17/2001 | US6262301 N-alkyl-nitraethylnitramine |
| 05/22/2001 | US6235936 Transition metal catalyst for arylation |
| 05/10/2001 | WO2001032605A1 Process for the preparation of insecticidal phenylhydrazine derivatives |
| 05/10/2001 | WO2001032599A1 Process for the preparation of insecticidal pheynylhydrazine derivatives |
| 04/19/2001 | WO2001027073A1 Process of preparing a high-energy softening agent |
| 04/17/2001 | US6218577 Salt formation by reaction 2-hydroxyethylhydrazine with nitric acid, perchloric acid, trinitromethane or dinitroamine; explosives, propellants; less toxic |
| 03/28/2001 | EP1086045A1 Method for preparing hydrazine hydrate |
| 03/27/2001 | CA1341210C Synthesis of 1,2-dioxetanes and intermediates therefor |
| 03/14/2001 | CN1063170C Process for producing 2-naphthylhydrazine in one step |
| 01/30/2001 | CA1341173C Fungicides |
| 01/11/2001 | WO2001002351A2 Method for preparing a hydroxylated arylhydrazine, intermediate products and method for obtaining same |
| 01/09/2001 | US6172108 Hydrazide compounds |
| 12/27/2000 | EP1063227A1 Hydrazide fixed to resin and derivative thereof, and method for synthesizing pyrazolones in solid phase |
| 12/26/2000 | US6166243 Process for the preparation of insecticidal phenylhydrazine derivatives |
| 12/05/2000 | US6156889 Reagent useful for cleaving a protected functional group |