Trt-L-Dap(Fmoc)-OH is a protected amino acid derivative featuring an L-lysine-like side chain with a diamino functionality, where the α-amino acid backbone is protected as an Fmoc carbamate and the side-chain amino group is protected with a trityl (Trt) group. The molecule contains both an Fmoc-protected amino group and a carboxylic acid (-COOH), with the Dap side chain bearing two nitrogens overall, and the stereochemistry is specified as L at the α-carbon while the side-chain amino acid component is denoted as D. In peptide chemistry, this orthogonally protected diamino building block is used to control chemoselectivity during stepwise assembly, enabling selective deprotection and functionalization of one amino site while the other remains protected for subsequent coupling or derivatization.
CAT No: CP25260
CAS No:1263046-25-8
Synonyms/Alias:Trt-Dpr(Fmoc);Trt-Dapa(Fmoc);Trt-Dap(Fmoc)
Chemical Name:N-alpha-Trityl-N-beta-(9-fluorenylmethyloxycarbonyl)-L-2,3-diamino-prpionic acid
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