Literature DB >> 19726857

2-Amino-3-methyl-6-[methyl(phenyl)amino]-5-nitropyrimidin-4(3H)-one: polarized molecules within hydrogen-bonded sheets.

Ricaurte Rodríguez1, Manuel Nogueras, Justo Cobo, Christopher Glidewell.   

Abstract

The pyrimidinone ring in the title compound, C(12)H(13)N(5)O(3), is effectively planar, despite the presence of five substituents. The bond distances provide evidence for significant polarization of the electronic structure, with charge separation, and the molecules are linked into sheets by a combination of N-H...O and N-H...pi(arene) hydrogen bonds. Comparisons are made with the molecular and supramolecular structures of the precursor compound 2-amino-6-[methyl(phenyl)amino]-5-nitropyrimidin-4(3H)-one.

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Year:  2009        PMID: 19726857      PMCID: PMC2737423          DOI: 10.1107/S010827010902887X

Source DB:  PubMed          Journal:  Acta Crystallogr C        ISSN: 0108-2701            Impact factor:   1.172


  12 in total

1.  (E)-3-{2-amino-4-ethoxy-6-[N-(4-methoxyphenyl)-N-methylamino]pyrimidin-5-yl}-1-phenylprop-2-en-1-one: a boat-shaped pyrimidine ring and a chain of hydrogen-bonded R4(2)(8) and R2(2)(20) rings.

Authors:  Jorge Trilleras; Jairo Quiroga; John N Low; Justo Cobo; Christopher Glidewell
Journal:  Acta Crystallogr C       Date:  2007-11-30       Impact factor: 1.172

2.  A three-dimensional hydrogen-bonded framework in 2-amino-6-(N-methylanilino)pyrimidin-4(3H)-one and a ribbon of fused hydrogen-bonded rings in 2-amino-6-(N-methylanilino)-5-nitropyrimidin-4(3H)-one.

Authors:  Ricaurte Rodríguez; Justo Cobo; Manuel Nogueras; John N Low; Christopher Glidewell
Journal:  Acta Crystallogr C       Date:  2007-11-14       Impact factor: 1.172

3.  1,5-Benzodiazepines. Part XII. Synthesis and biological evaluation of tricyclic and tetracyclic 1,5-benzodiazepine derivatives as nevirapine analogues.

Authors:  M Di Braccio; G Grossi; G Roma; L Vargiu; M Mura; M E Marongiu
Journal:  Eur J Med Chem       Date:  2001 Nov-Dec       Impact factor: 6.514

4.  A three-dimensional hydrogen-bonded framework in 2-amino-4,6-bis[N-methyl-N-(4-methylphenyl)amino]pyrimidine-5-carbaldehyde and hydrogen-bonded sheets in 2-amino-4-(indolin-1-yl)-6-methoxypyrimidine-5-carbaldehyde.

Authors:  John N Low; Jorge Trilleras; Justo Cobo; Antonio Marchal; Christopher Glidewell
Journal:  Acta Crystallogr C       Date:  2007-10-24       Impact factor: 1.172

5.  Symmetrically 4,6-disubstituted 2-aminopyrimidines and 2-amino-5-nitrosopyrimidines: interplay of molecular, molecular-electronic and supramolecular structures.

Authors:  Antonio Quesada; Antonio Marchal; Manuel Melguizo; John N Low; Christopher Glidewell
Journal:  Acta Crystallogr B       Date:  2004-01-21

6.  N6-substituted 2-amino-4-chloro-5-formylpyrimidines: puckered versus planar pyrimidine rings, and hydrogen-bonded aggregation in zero, one, two and three dimensions.

Authors:  Justo Cobo; Jorge Trilleras; Jairo Quiroga; Antonio Marchal; Manuel Nogueras; John N Low; Christopher Glidewell
Journal:  Acta Crystallogr B       Date:  2008-09-15

7.  2-Amino-4-chloro-5-formyl-6-[methyl(2-methylphenyl)amino]pyrimidine and 2-amino-4-chloro-5-formyl-6-[(2-methoxyphenyl)methylamino]pyrimidine are isostructural and form hydrogen-bonded sheets of R2(2)8 and R6(6)32 rings.

Authors:  Jorge Trilleras; Jairo Quiroga; Justo Cobo; Christopher Glidewell
Journal:  Acta Crystallogr C       Date:  2008-12-13       Impact factor: 1.172

8.  Pyrimidobenzodiazepines. Synthesis of pirenzepine analog.

Authors:  A Długosz; Z Machoń
Journal:  Pharmazie       Date:  1990-07       Impact factor: 1.267

9.  supramolecular structures of N(4)-substituted 2,4-diamino-6-benzyloxy-5-nitrosopyrimidines.

Authors:  Manuel Melguizo; Antonio Quesada; John N Low; Christopher Glidewell
Journal:  Acta Crystallogr B       Date:  2003-03-26

10.  Structure validation in chemical crystallography.

Authors:  Anthony L Spek
Journal:  Acta Crystallogr D Biol Crystallogr       Date:  2009-01-20
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