Crystal structures of three 1-oxo-1,2-dihydronaphthalene derivatives: dimethyl 4-(4-methoxyphenyl)-2-(4-methylphenyl)-1-oxo-1,2-dihydronaphthalene-2,3-dicarboxylate, dimethyl 1-oxo-2-(pyren-4-yl)-4-(thiophen-2-yl)-1,2-dihydronaphthalene-2,3-dicarboxylate and ethyl 1-oxo-2-phenyl-2,4-bis(thiophen-2-yl)-1,2-dihydronaphthalene-3-carboxylate
Gopinath, S.; Narayanan, P.; Sethusankar, K.; Karunakaran, Jeyachandran; Nandakumar, Meganathan; Mohanakrishnan, Arasambattu K.; Acta Crystallographica Section E 73 (2017) 177–182; doi:10.1107/S2056989017000469

data_2242013
_publ_section_title
;
 Crystal structures of three 1-oxo-1,2-dihydronaphthalene derivatives:
 dimethyl
 4-(4-methoxyphenyl)-2-(4-methylphenyl)-1-oxo-1,2-dihydronaphthalene-2,3-dicarboxylate,
 dimethyl
 1-oxo-2-(pyren-4-yl)-4-(thiophen-2-yl)-1,2-dihydronaphthalene-2,3-dicarboxylate
 and ethyl
 1-oxo-2-phenyl-2,4-bis(thiophen-2-yl)-1,2-dihydronaphthalene-3-carboxylate
;
_journal_coeditor_code           IS5470
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              177
_journal_page_last               182
_journal_paper_doi               10.1107/S2056989017000469
_journal_volume                  73
_journal_year                    2017
_chemical_formula_iupac          'C28 H24 O6'
_chemical_formula_moiety         'C28 H24 O6'
_chemical_formula_sum            'C28 H24 O6'
_chemical_formula_weight         456.47
_chemical_name_systematic
'Dimethyl 4-(4-methoxyphenyl)-2-(4-methylphenyl)-1-oxo-1,2-dihydronaphthalene-2,3-dicarboxylate'
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                93.9900(10)
_cell_angle_beta                 94.6790(10)
_cell_angle_gamma                101.089(2)
_cell_formula_units_Z            2
_cell_length_a                   7.5256(2)
_cell_length_b                   10.2095(3)
_cell_length_c                   15.6299(4)
_cell_measurement_reflns_used    4119
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      2.33
_cell_volume                     1170.07(6)
_computing_cell_refinement
;
APEX2 (Bruker, 2008)
;
_computing_data_collection
;
APEX2 (Bruker, 2008)
;
_computing_data_reduction
;
SAINT (Bruker, 2008)
;
_computing_molecular_graphics
;
ORTEP-3 for Windows (Farrugia, 2012) and Mercury (Macrae <i>et al.</i>,
2008)
;
_computing_publication_material
;
SHELXL97 (Sheldrick, 2008) and PLATON (Spek, 2015)
;
_computing_structure_refinement
;
SHELXL97 (Sheldrick, 2008)
;
_computing_structure_solution
;
SHELXS97 (Sheldrick, 2008)
;
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Kappa APEXII CCD'
_diffrn_measurement_method       '\w &\f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0267
_diffrn_reflns_av_sigmaI/netI    0.0187
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            22413
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.33
_exptl_absorpt_coefficient_mu    0.091
_exptl_absorpt_correction_T_max  0.978
_exptl_absorpt_correction_T_min  0.969
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(SADABS; Bruker, 2008)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.296
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             480
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.193
_refine_diff_density_min         -0.213
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     311
_refine_ls_number_reflns         4119
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0499
_refine_ls_R_factor_gt           0.0398
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0547P)^2^+0.2906P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1026
_refine_ls_wR_factor_ref         0.1112
_reflns_number_gt                3346
_reflns_number_total             4119
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            is5470sup1.cif
_cod_data_source_block           I
_cod_original_cell_volume        1170.06(6)
_cod_database_code               2242013
_cod_database_fobs_code          2242013