Patent ID: 11930705
Assignee: ENI S.P.A.
Field: Organic fine chemistry (Chemistry)
Classification: CPC H  C  Y | IPC C  H

Claim 1:
2. The diaryloxybenzoheterodiazole compound di-substituted with thienothiophenic groups according to claim 1, wherein in said general formula (Ia):
Z represents a sulphur atom;
R1, equal to each other, represent a hydrogen atom; or are selected from optionally substituted aryl groups, preferably are 2,6-dimethylphenyl, 2-phenoxyphenyl, 2,4,6-triphenoxyphenyl;
R2 and R3, equal to each other, represent a hydrogen atom;
R4 is selected from optionally substituted aryl groups, preferably is phenyl.