Indophenol500-85-6100 % similar Quinhydrone106-34-367 % similar 1,5-Bis(4-hydroxyphenyl)-1,4-pentadien-3-one3654-49-752 % similar Aurin603-45-251 % similar Acetaminophen103-90-244 % similar 4-Nitrosophenol104-91-641 % similar P-Coumaric acid501-98-441 % similar P-Coumaric acid7400-08-041 % similar 4-Hydroxybenzoic acid99-96-738 % similar N-(4-Hydroxyphenyl)maleimide7300-91-638 % similar 2-(4′-Hydroxyphenylazo)benzoic acid1634-82-837 % similar 4,4'-Dihydroxybenzophenone611-99-436 % similar (4-Hydroxybenzylidene)acetone3160-35-836 % similar Bisdemethoxycurcumin33171-05-036 % similar Solvent yellow 71689-82-335 % similar 4-Hydroxyphenylacetic acid156-38-735 % similar α-Cyano-4-hydroxycinnamic acid28166-41-835 % similar 4-Hydroxybenzamide619-57-834 % similar 4-Hydroxymandelic acid1198-84-134 % similar Phloretic acid501-97-334 % similar