Patent application number | Description | Published |
20100004307 | Process for the Sulfinylation of a Pyrazole Derivative - The present invention relates to a process for the sulfinylation of a pyrazole derivative, characterized in that 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazole-3-carbonitrile (II) is reacted with a sulfinylating agent S in the presence of at least one amine acid complex wherein the amine(s) are selected from secondary and/or tertiary amines and the acid(s) are selected from hydrofluoric, hydrochloric, hydrobromic and hydroiodic acid and sulfonic acid derivatives, and with the addition of a halogenating agent, wherein S is [CF | 01-07-2010 |
20100041727 | Crystalline Modification of Fipronil - The present invention relates to a crystalline modification of fipronil, to process for the preparation of the same, to pesticidal and parasiticidal mixtures and compositions comprising said crystalline modification and to their use for combating pests and parasites. | 02-18-2010 |
20100069646 | Process for preparing difluoromethylpyrazolyl carboxylates - The present invention relates to a process for preparing difluoromethyl-substituted pyrazol-4-ylcarboxylates of the formula I | 03-18-2010 |
20100093822 | Process for the Sulfinylation of a Pyrazole Derivative - The present invention relates to a process for the sulfinylation of a pyrazole derivative, characterized in that 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazole-3-carbonitrile (II) is reacted with a sulfinylating agent S in the presence of at least one amine acid complex wherein the amine(s) are selected from cyclic secondary amines and the acid(s) are selected from sulfonic acid derivatives, and with the addition of a halogenating agent, wherein S is [CF | 04-15-2010 |
20100137395 | Process for the Sulfinylation of a Pyrazole Derivative - The present invention relates to a process for the sulfinylation of a pyrazole derivative, characterized in that 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazole-3-carbonitrile (II) is reacted with a sulfinylating agent selected from trifluoromethylsulfinic acid, trifluoromethylsulfinic acid anhydride, and a trifluoromethylsulfinate alkaline or alkaline earth metal salt and mixtures of the acid and/or the salt(s), in the presence of at least one amine acid complex wherein the amine(s) are selected from tertiary amines and the acid(s) are selected from hydrofluoric, hydrochloric, hydrobromic and hydroiodic acid and sulfonic acid derivatives, and with the addition of a halogenating agent. | 06-03-2010 |
20110172436 | Method for preparing 1,3,4-substituted pyrazol compounds - The invention provides an Ethernet bridge or router comprising a network fabric adapted to provide interconnectivity to a plurality of Ethernet ports, each of the Ethernet ports being adapted to receive and/or transmit Ethernet frames, and wherein the Ethernet bridge or router further comprises an encapsulator connected to receive Ethernet Protocol Data Units from the Ethernet ports, wherein the encapsulator is operable to generate a Fabric Protocol Data Unit from a received Ethernet Protocol Data Unit, the Fabric Protocol Data Unit comprising a header portion, and a payload portion which comprises the Ethernet Protocol Data Unit concerned, and wherein the encapsulator is operable to transform Ethernet destination address information from the Ethernet Protocol Data Unit into a routing definition for the network fabric, and to include this routing definition in the header portion of the Fabric Protocol Data Unit. Also provided is a method of data delivery across a network. | 07-14-2011 |
20110190510 | Method for Producing and Purifying Trifluoromethanesulfinic Acid - The invention relates to a process for purifying trifluoromethanesulfinic acid by azeotropic distillation with an aromatic solvent, to processes for preparing purified trifluoromethanesulfinic acid and to the use of the purified trifluoronnethanesulfinic acid for preparing trifluoromethylsulfinylated pyrazole derivatives, especially fipronil. | 08-04-2011 |
20120004421 | Process for the preparation of pyrazole derivatives - The present invention refers to a process for the preparation of pyrazole derivatives of formula (I) | 01-05-2012 |
20120225776 | Crystalline Modification of Fipronil - The present invention relates to a novel crystalline modification of fipronil, to a process for the preparation of the same, to pesticidal and parasiticidal mixtures and compositions comprising said crystalline modification and to their use for combating pests and parasites. | 09-06-2012 |
20120309806 | Process for the Sulfinylation of a Pyrazole Derivative - The present invention relates to a process for the of a pyrazole derivative, characterized in that 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazole-3-carbonitrile (II) is reacted with a sulfinylating agent selected from trifluoromethylsulfinic acid, trifluoromethylsulfinic acid anhydride, and a trifluoromethylsulfinate alkaline or alkaline earth metal salt and mixtures of the acid and/or the salt(s), in the presence of at least one amine acid complex wherein the amine(s) are selected from tertiary amines and the acid(s) are selected from hydrofluoric, hydrochloric, hydrobromic and hydroiodic acid and sulfonic acid derivatives, and with the addition of a halogenating agent. | 12-06-2012 |
20130137571 | Crystalline Modification of Fipronil - The present invention relates to a novel crystalline modification of fipronil, to a process for the preparation of the same, to pesticidal and parasiticidal mixtures and compositions comprising said crystalline modification and to their use for combating pests and parasites. | 05-30-2013 |