Targeted Synthesis of Regioisomerically Pure Dodecasubstituted Type I Porphyrins through the Exploitation of Peri-interactions.
Kielmann, Marc; Flanagan, Keith J.; Senge, Mathias O.; The Journal of organic chemistry  (2020) –; doi:10.1021/acs.joc.0c00798

data_4038418
_publ_section_title
;
 Targeted Synthesis of Regioisomerically Pure Dodecasubstituted Type I
 Porphyrins through the Exploitation of Peri-interactions.
;
_journal_name_full               'The Journal of organic chemistry'
_journal_paper_doi               10.1021/acs.joc.0c00798
_journal_year                    2020
_chemical_formula_moiety         'C9 H13 N O'
_chemical_formula_sum            'C9 H13 N O'
_chemical_formula_weight         151.20
_chemical_name_systematic        3-acetyl-4-isopropylpyrrole
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2018-04-30
_audit_creation_method
;
Olex2 1.2
(compiled 2018.04.26 svn.r3504 for OlexSys, GUI svn.r5492)
;
_cell_angle_alpha                90
_cell_angle_beta                 91.910(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.0803(8)
_cell_length_b                   6.7468(6)
_cell_length_c                   14.6471(12)
_cell_measurement_reflns_used    4775
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.51
_cell_measurement_theta_min      2.24
_cell_volume                     896.83(13)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_collection       'APEX 3 (Bruker, 2016) '
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'Bruker APEX2 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'Kappa diffractometer'
_diffrn_measurement_device_type  'Bruker APEX2 area detector'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0484
_diffrn_reflns_av_unetI/netI     0.0287
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            18366
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.535
_diffrn_reflns_theta_min         2.244
_diffrn_source                   'standard sealed X-ray tube'
_diffrn_source_type              'Siemens, KFF Mo 2K -90 C'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.073
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6585
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.0627 before and 0.0525 after correction. The Ratio of minimum to maximum transmission is 0.8832. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.120
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             328
_exptl_crystal_recrystallization_method
'Liquid diffusion layering DCM with hexane'
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.268
_refine_diff_density_min         -0.219
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     103
_refine_ls_number_reflns         2065
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0669
_refine_ls_R_factor_gt           0.0449
_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^)+(0.0452P)^2^+0.3673P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1015
_refine_ls_wR_factor_ref         0.1115
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1559
_reflns_number_total             2065
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo0c00798_si_002.cif
_cod_data_source_block           kjf234
_cod_database_code               4038418
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.996
_shelx_estimated_absorpt_t_min   0.980
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C5(H5)
2.b Aromatic/amide H refined with riding coordinates:
 C1(H1), C4(H4), N1(H1A)
2.c Idealised Me refined as rotating group:
 C6(H6A,H6B,H6C), C7(H7A,H7B,H7C), C9(H9A,H9B,H9C)
;
_shelx_res_checksum              76240
_shelx_hkl_checksum              70764
_olex2_exptl_crystal_mounting_method 'Mounted on a MiTiGen micromount using oil'
_olex2_submission_special_instructions 'No special instructions were received'