Patent ID: 11897904
Assignee: BAYER AKTIENGESELLSCHAFT
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 0:
1. A compound of formula (II), in which the symbols and indices have the following meanings:
L represents chlorine, methoxy, ethoxy or hydroxy,
X1, X2 independently of one another each represent O or S(O)n, where X1 and X2 are not simultaneously O or S(O)n, wherein n represents 0, 1, or 2,
R′ represents SO2Me, SO2Et, trifluoromethyl, difluoromethyl or pentafluoroethyl,
Ra, Rb independently of one another each represent hydrogen, fluorine, chlorine, methyl, ethyl, trifluoromethyl, difluoromethyl, methoxy, ethoxy, methylthio, ethylthio, cyano, or
Ra and Rb together with the carbon atom to which they are attached form a carbonyl or a thiocarbonyl group.