Title:
MANUFACTURING METHOD FOR AN AROMATIC ISOCYANATE COMPOUND
Document Type and Number:
WIPO Patent Application WO/2020/126716
Kind Code:
A8
Abstract:
A method for manufacturing an isocyanate compound represented by formula (2) (2) wherein R1 represents a methyl group,an ethyl group,a cyclopropyl group, a chlorine atom, a bromine atom, or a methoxy group; and R2 represents an alkyl group having 1 to 6 carbon atoms, comprising reacting an aniline compound represented by formula(1) (1) wherein R1 and R2 are defined as above with a phosgene compound at a temperature of from 40°C to the boiling point of the inert solvent in at least one kind of inert solvent.
Inventors:
MAYWALD VOLKER (DE)
GOETZ ROLAND (DE)
SAELINGER DANIEL (DE)
GOCKEL BIRGIT (DE)
EHRESMANN MANFRED (DE)
JEGELKA MARKUS (DE)
TELES JOAQUIM HENRIQUE (DE)
GOETZ ROLAND (DE)
SAELINGER DANIEL (DE)
GOCKEL BIRGIT (DE)
EHRESMANN MANFRED (DE)
JEGELKA MARKUS (DE)
TELES JOAQUIM HENRIQUE (DE)
Application Number:
PCT/EP2019/084545
Publication Date:
June 24, 2021
Filing Date:
December 11, 2019
Export Citation:
Assignee:
BASF SE (DE)
International Classes:
C07C263/10; C07C265/12
Attorney, Agent or Firm:
BASF IP ASSOCIATION (DE)
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