Approaches towards the synthesis of a novel class of 2-amino-5-arylazonicotinate, pyridazinone and pyrido[2,3-d]pyrimidine derivatives as potent antimicrobial agents
Hamada Mohamed Ibrahim; Haider Behbehani; Mohamed H Elnagdi; Chemistry Central Journal 7 (2013) 123–; doi:10.1186/1752-153X-7-123

data_1547189
_publ_section_title
;
 Approaches towards the synthesis of a novel class of
 2-amino-5-arylazonicotinate, pyridazinone and pyrido[2,3-d]pyrimidine
 derivatives as potent antimicrobial agents
;
_journal_name_full               'Chemistry Central Journal'
_journal_page_first              123
_journal_paper_doi               10.1186/1752-153X-7-123
_journal_volume                  7
_journal_year                    2013
_chemical_formula_sum            'C20 H15 Cl N2 O4'
_chemical_formula_weight         382.79
_chemical_name_common            Hamada_F6_14_03_12
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 92.397(4)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   9.8702(7)
_cell_length_b                   18.7297(14)
_cell_length_c                   19.4912(15)
_cell_measurement_reflns_used    9712
_cell_measurement_temperature    296.(2)
_cell_measurement_theta_max      66.0952
_cell_measurement_theta_min      3.2738
_cell_volume                     3600.1(5)
_computing_cell_refinement       'SAINT V7.68A (Bruker AXS, 2009)'
_computing_data_collection       'Bruker Instrument Service v2011.2.0.0'
_computing_data_reduction        'SAINT V7.68A (Bruker AXS, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.968
_diffrn_measured_fraction_theta_max 0.968
_diffrn_measurement_device_type  'Bruker X8 Prospector'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0458
_diffrn_reflns_av_sigmaI/netI    0.0453
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            20422
_diffrn_reflns_theta_full        66.63
_diffrn_reflns_theta_max         66.63
_diffrn_reflns_theta_min         4.54
_diffrn_source_type              'Incoatec Cu-ImS'
_exptl_absorpt_coefficient_mu    2.135
_exptl_absorpt_correction_T_max  0.92
_exptl_absorpt_correction_T_min  0.69
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS)'
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_density_diffrn    1.412
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1584
_exptl_crystal_size_max          0.190
_exptl_crystal_size_mid          0.160
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.492
_refine_diff_density_min         -0.387
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     499
_refine_ls_number_reflns         6168
_refine_ls_number_restraints     8
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0685
_refine_ls_R_factor_gt           0.0468
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0652P)^2^+1.2782P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1277
_refine_ls_wR_factor_ref         0.1346
_reflns_number_gt                5064
_reflns_number_total             6168
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            13065_2013_670_MOESM7_ESM.cif
_cod_data_source_block           VII
_cod_database_code               1547189