p-dimethylaminoazobenzene

p-dimethylaminoazobenzene
p-di·meth·yl·a·mi·no·azo·ben·zene (di-meth″əl-ə-me″no-a″zo-benґzēn) a dicyclic carcinogenic compound used as an indicator in tests for and in Ehrlich aldehyde reaction to detect urobilinogen. It has a pH range of 2.9 to 4, being red at 2.9 and yellow at 4. Called also butter yellow and methyl yellow.

Medical dictionary. 2011.

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  • dimethylaminoazobenzene — SYN: butter yellow …   Medical dictionary

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