Weak Interactions Controlled C-H Mono-Nitration of Indolines
Bose, Anima; Mal, Prasenjit; Chem. Commun.  (2017) –; doi:10.1039/C7CC06267B

data_7120675
_publ_section_title
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 Weak Interactions Controlled C-H Mono-Nitration of Indolines
;
_journal_name_full               'Chem. Commun.'
_journal_paper_doi               10.1039/C7CC06267B
_journal_year                    2017
_chemical_formula_moiety         'C15 H12 N2 O3'
_chemical_formula_sum            'C15 H12 N2 O3'
_chemical_formula_weight         268.27
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2016-09-30
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2016.02.19 svn.r3266 for OlexSys, GUI svn.r5155)
;
_audit_update_record
;
2017-05-16 deposited with the CCDC.
2017-09-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 102.368(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.1122(4)
_cell_length_b                   7.8149(3)
_cell_length_c                   10.1296(4)
_cell_measurement_reflns_used    2601
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      23.059
_cell_measurement_theta_min      2.571
_cell_volume                     627.27(5)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'SIR2004 (Burla et al., 2007)'
_diffrn_ambient_temperature      296.15
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0369
_diffrn_reflns_av_unetI/netI     0.0324
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            11174
_diffrn_reflns_point_group_measured_fraction_full 0.968
_diffrn_reflns_point_group_measured_fraction_max 0.938
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.738
_diffrn_reflns_theta_min         2.058
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.101
_exptl_absorpt_correction_T_max  0.7458
_exptl_absorpt_correction_T_min  0.7015
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/5 (Bruker,2014/5) was used for absorption correction.
wR2(int) was 0.0625 before and 0.0434 after correction.
The Ratio of minimum to maximum transmission is 0.9406.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.420
_exptl_crystal_description       block
_exptl_crystal_F_000             280
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.120
_refine_diff_density_min         -0.197
_refine_diff_density_rms         0.040
_refine_ls_abs_structure_details
;
 Flack x determined using 882 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.0(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     181
_refine_ls_number_reflns         3064
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0537
_refine_ls_R_factor_gt           0.0416
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0462P)^2^+0.0572P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0929
_refine_ls_wR_factor_ref         0.0999
_reflns_Friedel_coverage         0.756
_reflns_Friedel_fraction_full    0.931
_reflns_Friedel_fraction_max     0.868
_reflns_number_gt                2501
_reflns_number_total             3064
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7cc06267b2.cif
_cod_data_source_block           try1
_cod_database_code               7120675
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C10(H10A,H10B), C11(H11A,H11B)
2.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C7(H7), C8(H8), C9(H9), C12(H12), C13(H13), C14(H14), C15(H15)
;
_shelx_res_checksum              11525
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'