Patent ID: 11958810
Assignee: BASF SE
Field: Organic fine chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 8:
9. The process according to claim 7 further comprising reacting a compound of formula V with a metal hydroxide to provide a compound of formula VI,, wherein
R3, R4 are independently selected from C1-C6-alkyl, C1-C6-alkenyl, C2-C6-alkynyl, C1-C6-halogenalkyl, C2-C6-halogenalkenyl and C2-C6-halogenalkynyl;
R78 is independently selected from halogen, C1-C6-alkyl, C1-C6-alkoxy, C1-C6-halogenalkyl and C1-C6-halogenalkoxy;
o is 0, 1, 2 or 3;
X is a metal ion.