2'-Amino-3-methoxypyrimidino[5',4':16,17]estra-1,3,5(10),16-tetraene.
In the title compound, C21H25N3O, the six-membered ring that is fused to two other six-membered rings in the estrane moiety adopts an envelope conformation. The compound shows intermolecular hydrogen bonding of the amine group to an N atom of the pyrimidine moiety, as well as weak intermolecular interactions involving H atoms in the hydrophobic residue of the molecule.
Matsumoto
Tomohiro
T
Interdisciplinary Graduate School of Engineering, Kyushu University, 6-1 Kasuga-koh-en, Kasuga-shi, Fukuoka 816-8580, Japan.
Matsumoto
Taisuke
T
Watanabe
Masataka
M
Mataka
Shuntaro
S
Thiemann
Thies
T
D018360:Crystallography, X-Ray; D004962:Estranes / Q000737:chemistry*; D006860:Hydrogen Bonding; D008968:Molecular Conformation; D015394:Molecular Structure; D011743:Pyrimidines / Q000737:chemistry*
D004962:Estranes; D011743:Pyrimidines