[PDF] Top 20 Crystal structure of 3 amino 2 propylquinazolin 4(3H) one
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Crystal structure of 3 amino 2 propylquinazolin 4(3H) one
... solve structure: SHELXS2013 (Sheldrick, 2008); program(s) used to refine structure: SHELXL2013 (Sheldrick, 2015); molecular graphics: ORTEP-3 for Windows (Farrugia, 2012); software used to prepare ... See full document
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Expeditious Synthesis and Spectroscopic Characterization of 2-Methyl-3-Substituted-Quinazolin-4(3H)-one Derivatives
... of 2-methyl-4H-3,1- bnezoxazin-4-one, 7, the thermal annelation of this reactive intermediate with various amino-based compounds to afford the corresponding 2-methyl- ... See full document
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Crystal structure of (3E) 5 nitro 3 (2 phenylhydrazinylidene) 1H indol 2(3H) one
... All starting materials are commercially available and were used without further purification. The synthesis of the title compound was adapted from a procedure reported previously (Fonseca et al., 2011). The glacial ... See full document
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Crystal structure of 2 ethylquinazoline 4(3H) thione
... C1 0.0210 (6) 0.0177 (6) 0.0169 (6) 0.0022 (5) −0.0006 (4) −0.0010 (5) C2 0.0203 (6) 0.0164 (5) 0.0166 (5) 0.0039 (5) −0.0026 (5) 0.0008 (4) C3 0.0194 (6) 0.0171 (6) 0.0167 (5) 0.0027 (5) −0.0019 (5) 0.0020 ... See full document
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Crystal structure of 3 (3,4 dimethylanilino) 2 benzofuran 1(3H) one
... Geometry . All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of ... See full document
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Crystal structure of 3 (4 hydroxyphenyl) 2 [(E) 2 phenylethenyl]quinazolin 4(3H) one
... (Fig. 4) gave 137 hits, while a search for substructure S2 (2-arylvinyl 3-aryl quinazolin-4(3H)-one skeleton, ...Fig. 4) gave only three hits: Nosova et ...position ... See full document
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Crystal structure of a monoclinic polymorph of 5 amino 1,3,4 thiadiazol 2(3H) one
... The title compound (I) was synthesized by the process of the previous report (Kang et al. 2012). Copper(II) chloride (1.36 g, 8 mmol) dissolved in ethanol, was added drop wise to a stirred ethanolic solution containing ... See full document
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Crystal structure of 6 hydroxy 5 (2 methoxyphenoxy) 2,2′ bipyrimidin 4(3H) one
... 1991). One such derivative is bosentan, 4-tert-butyl-N-[6-(2-hydroxyethoxy)-5-(2-methoxy- phenoxy)-2-(pyrimidin-2-yl)pyrimidin-4-yl]benzene-1-sulfon- amide, which is used ... See full document
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Synthesis and antibacterial activity of 3-amino-6-iodo-2-methyl quinazolin 4-(3H)-one and 6-iodo-2-methyl-4H-benzo [D] [1, 3] oxazin-4-one
... of 2-amino substituent is a successful strategy to improve the chemical stability of ...of 4(3H)-quinazolinone derivatives, 2,3-disubstituted derivative of quinazoline- 4-one ... See full document
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Microwave Assisted One Pot Synthesis of 2, 3 Di Substituted Quinazolin 4 (3h) Ones and Their Potential Biological Activity
... 2, 3 di-substituted Quinazolinone: Equimolar amount of Anthranilic acid (1.37 g), acetyl chloride (0.78 ml) and aniline (0.93 ml)/ 3-aminophenol (1.9 g)/ ethylamine (0.46 ml)/ methylamine (0.31 ml) ... See full document
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4 Amino 5 fluoropyrimidin 2(1H) one–2 amino 5 fluoropyrimidin 4(3H) one–water (1/1/1)
... Geometry . All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of ... See full document
6
Molecular Modelling, Synthesis, Characterization & Biological Evaluation Of Some Novel 2-Phenyl 3-Substituted Amino Quinazolin 4(3h)-Ones.
... 3D structure of the enzyme was used to detail intermolecular interactions between the ligand and the target ...important amino acids in the predicted binding ... See full document
150
Crystal structure and computational studies of (3Z) 4 benzoyl 3 [(2,4 dinitrophenyl)hydrazinylidene] 5 phenylfuran 2(3H) one
... The molecular electrostatic potential is a suitable way to interpret the hydrogen-bonding donor and acceptor sides. Electrophilic and nuclecophilic regions are good descriptors for such interactions in a molecular ... See full document
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Utility of 2 Methyl quinazolin 4(3H) one in the Synthesis of Heterocyclic Compounds with Anticancer Activity
... Quinolino[2,1-b]quinazolines 3 and 4, pyrrolo[2,1-b]quinazoline 5 and various substituted 2-(4- chlorostyryl)quinazoline derivatives including: 4-amino derivative 8, ... See full document
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Electron Impact Ionization Mass Spectra of 3-Amino 5,6-Dimethoxyl-2-Methyl Quinazolin-4-(3H)-One Derivative
... of 4, 5-disubstituted derivatives of methylanthranilate and acetic anhydride yielded the cyclic compound 2-methyl-6, 7-dimethoxyl-benzo-1, 3-oxazin-4- ...novel 2, 3-disubstituted ... See full document
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2 (4 Fluoroanilino) 3 (2 hydroxyethyl)quinazolin 4(3H) one
... For the pharmacological activity of N3 and C7 disubstituted quinazolines, see: Usha et al. (2006). For the synthesis of quinazolinone and thienopyrimidinones, see: Yang et al. (2008). For synthesis, drug discovery and ... See full document
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Pharmacological Potential of Some Novel Quinazolin-4(3h)-Ones
... Compound 3-(4-chlorophenyl)-2-[(3-hydroxy phenyl amino)-methyl]-3H-quinazolin-4-one (QN03) was found to have anti-inflammatory activity comparable to the ... See full document
6
3 (2 Hydroxyethyl) 2 (p tolylamino)quinazolin 4(3H) one
... Geometry . All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of ... See full document
9
3 (2 Aminoethyl) 2 (4 fluoroanilino)quinazolin 4(3H) one
... Geometry . All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of ... See full document
8
2 Ethyl 3 [(R) 2 phenylbutanamido]quinazolin 4(3H) one monohydrate
... Geometry . All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of ... See full document
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