Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Stauffer Chemical Co
Original Assignee
Stauffer Chemical Co
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Filing date
Publication date
Application filed by Stauffer Chemical CofiledCriticalStauffer Chemical Co
Priority to ES548438ApriorityCriticalpatent/ES8607976A1/es
Publication of ES8607976A1publicationCriticalpatent/ES8607976A1/es
Publication of ES548438A0publicationCriticalpatent/ES548438A0/es
PROCEDIMIENTO PARA PREPARAR TRITIOFOSFONATOS INSECTICIDAS. COMPRENDE: A) HACER REACCIONAR AL SULFURO DE ALQUILTIOFOSFINA D.F. (II) CON DOS EQUIVALENTES DE UN MERCAPTAN D.F. (III), EN PRESENCIA DE TRIETILAMINA O DE DIMETILANILINA, EN BENCENO O TOLUENO Y ENTRE C40 Y 150JC, PARA PRODUCIR UNA SAL DE ACIDO TIOICO D.F. (IV); Y B) TRATAR A (IV) CON UN HALURO DE ARALQUILO D.F. (V), EN TOLUENO O BENCENO, ENTRE 20 Y 130JC, PARA OBTENER UN C.D.F. (I). SIENDO: R1, ALQUILO DE C 1 A 3; R2, ALQUILO DE C 3 A 6; R3, H, HALO, ALQUILO C 1 A 4 Y OTROS; R4, H, ALQUILO C 1 A 4 Y OTROS; A, UN RADICAL D.F. (VI); M, 0 O 1; N, 1 A 5 (ENTEROS); D.F., DE FORMULA; Y X, HALOGENO. SE UTILIZA CONTRA INSECTOS, ACAROS, AFIDOS, LEPIDOPTEROS Y DIABROTICA.
ES548438A1985-10-311985-10-31Procedimiento para preparar tritiofosfonatos insecticidas
ExpiredES8607976A1
(es)
Nya -(2-okso-2,4,5,6,7,7a -hexahydro-tieno(3,2-c)-5-pyridyl)fenylaettiksyraderivat, foerfarande foer deras framstaellning och deras terapeutiska anvaendning.