Driving Nonlinear Optical Activity with Dipolar 2-Aminopyrimidinium Cations in (C4H6N3)+(H2PO3)−
Zhang, Zi-Peng; Liu, Xin; Liu, Xiaomeng; Lu, Zhong-Wei; Sui, Xin; Zhen, Bo-Yu; Lin, Zheshuai; Chen, Ling; Wu, Li-Ming; Chemistry of Materials 34 (2022) 1976–1984; doi:10.1021/acs.chemmater.2c00002

data_4004063
_publ_section_title
;
 Driving Nonlinear Optical Activity with Dipolar 2-Aminopyrimidinium
 Cations in (C4H6N3)+(H2PO3)&#x2212;
;
_journal_issue                   4
_journal_name_full               'Chemistry of Materials'
_journal_page_first              1976
_journal_page_last               1984
_journal_paper_doi               10.1021/acs.chemmater.2c00002
_journal_volume                  34
_journal_year                    2022
_chemical_formula_sum            'C4 H5 N3'
_chemical_formula_weight         95.09
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   none
_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            8
_cell_length_a                   10.906(3)
_cell_length_b                   5.7031(19)
_cell_length_c                   15.132(4)
_cell_measurement_reflns_used    327
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      27.2495
_cell_measurement_theta_min      4.5842
_cell_volume                     941.2(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device
;
Mercury2 (2x2 bin mode)
;
_diffrn_radiation_detector       CCD
_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  0.0821
_diffrn_reflns_av_sigmaI/netI    0.0349
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            12807
_diffrn_reflns_theta_full        27.53
_diffrn_reflns_theta_max         27.53
_diffrn_reflns_theta_min         2.69
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6347
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            'Light yellow'
_exptl_crystal_density_diffrn    1.342
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             400
_exptl_crystal_size_max          0.0500
_exptl_crystal_size_mid          0.0300
_exptl_crystal_size_min          0.0200
_refine_diff_density_max         0.124
_refine_diff_density_min         -0.149
_refine_diff_density_rms         0.033
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.107
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     72
_refine_ls_number_reflns         1078
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.107
_refine_ls_R_factor_all          0.0747
_refine_ls_R_factor_gt           0.0505
_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^)+(0.0398P)^2^+0.3060P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1085
_refine_ls_wR_factor_ref         0.1193
_reflns_number_gt                798
_reflns_number_total             1078
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cm2c00002_si_003.cif
_cod_data_source_block           2ap20_0ma
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-scan' was
changed to 'multi-scan' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/current/ACS/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 7556 2019-12-06 15:28:31Z antanas 

2025-09-07
Z value and formula fixed to values more according to usual
chemical conventions.                 miguel
;
_cod_original_formula_sum            'C1.14 H1.43 N0.86'
_cod_original_formula_weight         27.17
_cod_original_formula_units_Z            28
_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               4004063