Azo compound

Details Azo compound Azo compound

2004-10-28

2008-07-15

Powers, Fiona T (Department: 1626)

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

Reexamination Certificate

active

07399842

ABSTRACT:
The present invention provides an azo compound represented by the following Formula (I). In Formula (I), R1and R2respectively independently represent a hydrogen atom, an alkyl group having 1 to 21 carbon atoms, an alkenyl group having 2 to 21 carbon atoms, an aryl group having 6 to 21 carbon atoms or an aralkyl group having 7 to 21 carbon atoms, were R1and R2may form a hetero ring in combination with a nitrogen atom combined therewith. R3represents a halogen atom, a trihalomethyl group, an alkoxy group having 1 to 21 carbon atoms, a nitro group or an amino group. R4represents a halogen atom or a —SO3M group, where M represents a cation of a metal atom or a cation made of a nitrogen-containing compound. m denotes an integer from 0 to 5. n denotes an integer from 0 to 4

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