N-tert-Butoxycarbonyl-L-tryptophan → (2S)-6-[[(2S)-2-(tert-butoxycarbonylamino)-3-(3H-indol-3-yl)propanoyl]amino]-2-[isobutyl(p-tolylsulfonyl)amino]hexanoic acid

Beteiligte Stoffe

Reaktionsschritte

The title compound was prepared from Nα-isobutyl-Nα-(4-methylbenzenesulfonyl)-L-lysine (100 mg, 0.29 mmol, example 1, step E) as described in general procedure Bc using commercially available Nα-tert-butoxycarbonyl-L-tryptophan (90 mg, 0.3 mmol). The final product was triturated with ether to yield 157 mg (81%) of the desired material.

Herkunft & Nachweise