Substrates for B-galactosidase.

摘要

Compounds useful as substrates for beta -galactosidase have the general formula <CHEM> wherein X is halogen, nitro or hydrogen; Y is halogen, lower alkyl or hydrogen; W is lower alkyl or hydrogen; and Z is nitro or the aromatic ring structure <CHEM> wherein a is lower alkyl or hydrogen; b is halogen or hydrogen; c is lower alkyl or hydrogen; and d is SO3Na; with the proviso that X is not nitro when Y is hydrogen.