A tosyl group (abbreviated Ts or Tos) is CH3C6H4SO2. This group is usually derived from the compound 4-toluenesulfonyl chloride, CH3C6H4SO2Cl, which forms esters and amides of toluenesulfonic or tosylic acid. The para orientation illustrated (p-toluenesulfonyl) is most common, and by convention tosyl refers to the p-toluenesulfonyl group. Tosylate...
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http://en.wikipedia.org/wiki/Tosyl
Toluenesulfonyl radical, widely used to block amino groups in the course of organic syntheses of drugs and other biologically active compounds. ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973
Type: Term Pronunciation: tō′sil Definitions: 1. Toluenesulfonyl radical, widely used to block amino groups in the course of organic syntheses of drugs and other biologically active compounds.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=92689
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