Fmoc-Lys(nicotinoyl)-OH synthesis

Yield:252049-11-9 57%

Reaction Conditions:

Stage #1: (S)-methyl 2-(((9H-fluoren-9-yl)methoxy)carbonylamino)-6-(nicotinamido)hexanoatewith water;calcium chloride;sodium hydroxide in isopropyl alcohol at 20; for 5 h;
Stage #2: with acetic acid in water;isopropyl alcohol;

References:

Huhtiniemi, Tero;Suuronen, Tiina;Lahtela-Kakkonen, Maija;Bruijn, Tanja;J??skel?inen, Sanna;Poso, Antti;Salminen, Antero;Lepp?nen, Jukka;Jarho, Elina [Bioorganic and Medicinal Chemistry,2010,vol. 18,# 15,p. 5616 - 5625] Location in patent:supporting information; experimental part