Structure-directing effects in (110)-layered hybrid perovskites containing two distinct organic moieties
Guo, Yuanyuan; McNulty, Jason A.; Mica, Natalie; Samuel, Ifor D. W.; Slawin, Alexandra; Buehl, Michael; Lightfoot, Philip; Chemical Communications  (2019) –; doi:10.1039/C9CC04964A

data_7123914
_publ_section_title
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 Structure-directing effects in (110)-layered hybrid perovskites
 containing two distinct organic moieties
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C9CC04964A
_journal_year                    2019
_chemical_formula_moiety         'Br4 Pb, C3 H5 N2, C H6 N3'
_chemical_formula_sum            'C4 H11 Br4 N5 Pb'
_chemical_formula_weight         656.01
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2019-05-30 deposited with the CCDC.    2019-07-24 downloaded from the CCDC.
;
_cell_angle_alpha                93.474(9)
_cell_angle_beta                 92.726(9)
_cell_angle_gamma                91.258(8)
_cell_formula_units_Z            2
_cell_length_a                   6.1106(4)
_cell_length_b                   9.2753(5)
_cell_length_c                   13.0429(9)
_cell_measurement_reflns_used    851
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.6
_cell_volume                     736.82(8)
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type
;
Rigaku Mercury2 (2x2 bin mode)
;
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0831
_diffrn_reflns_av_unetI/netI     0.0920
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            6253
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        24.999
_diffrn_reflns_theta_max         24.999
_diffrn_reflns_theta_min         2.779
_diffrn_source                   'Sealed Tube'
_exptl_absorpt_coefficient_mu    22.272
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.461
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    2.957
_exptl_crystal_description       Platelet
_exptl_crystal_F_000             584
_exptl_crystal_size_max          0.191
_exptl_crystal_size_mid          0.122
_exptl_crystal_size_min          0.073
_refine_diff_density_max         2.833
_refine_diff_density_min         -3.571
_refine_diff_density_rms         0.313
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.926
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     140
_refine_ls_number_reflns         2580
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      0.931
_refine_ls_R_factor_all          0.0654
_refine_ls_R_factor_gt           0.0518
_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^)+(0.0589P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1197
_refine_ls_wR_factor_ref         0.1224
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1857
_reflns_number_total             2580
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9cc04964a2.cif
_cod_data_source_block           shelx_CCDC3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_database_code               7123914
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              24313