Methyl N-(3-cyano-picolino-yl)-l-tryptophanate.
In the title compound, C19H16N4O3, the stereocenter has an l configuration; l-tryptophan methyl ester hydro-chloride being used as a starting material. The indole ring system and the pyridine ring are inclined to one another by 13.55 (14)°. In the crystal, adjacent mol-ecules are linked via N-H⋯O hydrogen bonds, forming chains propagating along the c-axis direction.
Kyiv National Taras Shevchenko University, Department of Chemistry, Volodymyrska str. 64, 01601 Kyiv, Ukraine.
Olga
O
Ovdiichuk
Kyiv National Taras Shevchenko University, Department of Chemistry, Volodymyrska str. 64, 01601 Kyiv, Ukraine.
Olga
O
Hordiyenko
Kyiv National Taras Shevchenko University, Department of Chemistry, Volodymyrska str. 64, 01601 Kyiv, Ukraine.
Zoia
Z
Voitenko
Laboratoire de Chimie Physique Macromoleculaire, UMR 7568, ENSIC, BP 451, 54001 Nancy, France.
Axelle
A
Arrault
STC "Institute for Single Crystals", National Academy of Science of Ukraine, Lenina ave. 60, 61001, Khar'kov, Ukraine.
Volodymyr
V
Medviediev