Global Patent Index - EP 4291169 A1

EP 4291169 A1 20231220 - NOVEL METHOD FOR MANUFACTURING TOMATO LEAFMINER PHEROMONE COMPONENTS

Title (en)

NOVEL METHOD FOR MANUFACTURING TOMATO LEAFMINER PHEROMONE COMPONENTS

Title (de)

NEUES VERFAHREN ZUR HERSTELLUNG VON PHEROMONKOMPONENTEN VON TOMATENBLATTMINERN

Title (fr)

NOUVEAU PROCEDE DE FABRICATION DES COMPOSANTS DE LA PHEROMONE DE LA MINEUSE DE LA TOMATE

Publication

EP 4291169 A1 20231220 (FR)

Application

EP 22708978 A 20220211

Priority

  • FR 2101323 A 20210211
  • FR 2022050251 W 20220211

Abstract (en)

[origin: WO2022171965A1] The present invention relates to a method for synthesising a pheromone of general formula selected from the group comprising compounds (I) and (I'), alone or in admixture: (I) (I') comprising reacting (2E)-pentene-1,5-diyl diacetate with at least one Grignard reagent in the presence of a copper-based catalyst. The method according to the invention is particularly applicable to the selective synthesis of tomato leafminer (Tuta absoluta) pheromone comprising: (3E,8Z,11Z)-tetradecatrien-1-yl acetate and (3E,8Z)-tetradecadien-1-yl acetate.

IPC 8 full level

A61K 31/00 (2006.01); C07C 67/293 (2006.01); C07C 69/145 (2006.01)

CPC (source: EP US)

A01P 17/00 (2021.08 - US); C07C 67/293 (2013.01 - EP); C07C 69/145 (2013.01 - EP US)

C-Set (source: EP)

C07C 67/293 + C07C 69/145

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

FR 3119621 A1 20220812; FR 3119621 B1 20230929; CN 116916898 A 20231020; EP 4291169 A1 20231220; US 2024140902 A1 20240502; WO 2022171965 A1 20220818

DOCDB simple family (application)

FR 2101323 A 20210211; CN 202280014720 A 20220211; EP 22708978 A 20220211; FR 2022050251 W 20220211; US 202218276763 A 20220211