Manufacturing method for an aromatic isocyanate compound
AssigneeBASF SE
InventorsVolker Maywald, Roland Goetz, Daniel Saelinger, Birgit Gockel, Manfred Ehresmann, Markus Jegelka, Joaquim Henrique Teles
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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.
Claims15
A method for manufacturing an isocyanate compound represented by formula (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)
- wherein R1 and R2 are defined as above
- with a phosgene compound in at least one inert solvent at a temperature of from 40° C. to a boiling point of the inert solvent.
Dependencies are inferred from the claim text.