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abbr. for dimethylaminobenzenesulfonyl, 4‐dimethylaminobenzene‐4′‐sulfonyl; a group used as a chromophoric label for free amino groups in amino acids, peptides, and proteins. It is introduced by reaction with dabsyl chloride, 4‐dimethylaminobenzene‐4′‐sulfonyl chloride.


Subjects: Chemistry.

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