Regioselective Green Electrochemical Approach to the Synthesis of Nitroacetaminophen Derivatives.
Salahifar, Eslam; Nematollahi, Davood; Bayat, Mehdi; Mahyari, Amir; Amiri Rudbari, Hadi; Organic letters 17 (2015) 4666–4669; doi:10.1021/acs.orglett.5b01837

data_1555149
_publ_section_title
;
 Regioselective Green Electrochemical Approach to the Synthesis of
 Nitroacetaminophen Derivatives.
;
_journal_issue                   19
_journal_name_full               'Organic letters'
_journal_page_first              4666
_journal_page_last               4669
_journal_paper_doi               10.1021/acs.orglett.5b01837
_journal_volume                  17
_journal_year                    2015
_chemical_formula_sum            'C8 H8 N2 O4'
_chemical_formula_weight         196.16
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   4.8880(10)
_cell_length_b                   9.800(2)
_cell_length_c                   18.388(4)
_cell_measurement_temperature    298(2)
_cell_volume                     880.8(3)
_computing_cell_refinement       'X-AREA (Stoe & Cie, 2005)'
_computing_data_collection       'X-AREA (Stoe & Cie, 2005)'
_computing_data_reduction        'X-AREA (Stoe & Cie, 2005)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Stoe IPDS-II'
_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  0.0232
_diffrn_reflns_av_sigmaI/netI    0.0374
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            6890
_diffrn_reflns_theta_full        29.17
_diffrn_reflns_theta_max         29.17
_diffrn_reflns_theta_min         3.04
_exptl_absorpt_coefficient_mu    0.121
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.479
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             408
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.106
_refine_diff_density_min         -0.163
_refine_diff_density_rms         0.035
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.808
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     136
_refine_ls_number_reflns         2369
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.808
_refine_ls_R_factor_all          0.0506
_refine_ls_R_factor_gt           0.0290
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0339P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0558
_refine_ls_wR_factor_ref         0.0600
_reflns_number_gt                1548
_reflns_number_total             2369
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ol5b01837_si_002.cif
_cod_data_source_block           o+p21212
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Orthorhombic' was changed
to 'orthorhombic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      'P2(1)2(1)2(1) '
_cod_database_code               1555149