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Ethyl 2-diethyl-amino-4-oxo-3,5-diphenyl-4,5-dihydro-3H-pyrrolo-[3,2-d]pyrimidine-7-carboxyl-ate.

ABSTRACT: In the title compound, C(25)H(26)N(4)O(3), the two fused pyrrolo-[3,2-d]pyrimidine rings form a dihedral angle of 3.7?(2)°. The two substituent phenyl rings are twisted with respect to the pyrrole and pyrimidine rings, making dihedral angles of 57.2?(2) and 69.0?(2)°, respectively. The ethyl and eth-oxy groups are disordered over two positions; the site occupancies are 0.53?(1) and 0.47?(1) for ethyl, and 0.63?(1) and 0.37?(1) for eth-oxy. The crystal packing features C-H?O hydrogen bonds.

SUBMITTER: Gao HT

PROVIDER: S-EPMC3254465 | biostudies-literature | 2012 Jan

REPOSITORIES: biostudies-literature

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Ethyl 2-diethyl-amino-4-oxo-3,5-diphenyl-4,5-dihydro-3H-pyrrolo-[3,2-d]pyrimidine-7-carboxyl-ate.

Gao Hai-Tao HT Li Li L Ye Fang F Hu Yang-Gen YG

Acta crystallographica. Section E, Structure reports online 20111214 Pt 1

In the title compound, C(25)H(26)N(4)O(3), the two fused pyrrolo-[3,2-d]pyrimidine rings form a dihedral angle of 3.7 (2)°. The two substituent phenyl rings are twisted with respect to the pyrrole and pyrimidine rings, making dihedral angles of 57.2 (2) and 69.0 (2)°, respectively. The ethyl and eth-oxy groups are disordered over two positions; the site occupancies are 0.53 (1) and 0.47 (1) for ethyl, and 0.63 (1) and 0.37 (1) for eth-oxy. The crystal packing features C-H⋯O hydrogen bonds. ...[more]

PMID: 22259405

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