Solid-state behaviors of imines: colossal biaxial positive thermal expansion, motion capability, and phase transitions
Juneja, Navkiran; Zahid, Ethan; Unruh, Daniel K.; Hutchins, Kristin M.; CrystEngComm 23 (2021) 4439–4443; doi:10.1039/D1CE00706H

data_7243018
_publ_section_title
;
 Solid-state behaviors of imines: colossal biaxial positive thermal
 expansion, motion capability, and phase transitions
;
_journal_issue                   25
_journal_name_full               CrystEngComm
_journal_page_first              4439
_journal_page_last               4443
_journal_paper_doi               10.1039/D1CE00706H
_journal_volume                  23
_journal_year                    2021
_chemical_formula_moiety         'C12 H11 N3'
_chemical_formula_sum            'C12 H11 N3'
_chemical_formula_weight         197.24
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   mixed
_audit_creation_date             2021-02-04
_audit_creation_method
;
Olex2 1.3-ac4
(compiled 2020.03.28 svn.rd84adfe8 for Rigaku Oxford Diffraction, GUI svn.r6032)
;
_audit_update_record
;
2021-05-28 deposited with the CCDC.	2021-06-07 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.83221(8)
_cell_length_b                   7.30484(11)
_cell_length_c                   23.5004(3)
_cell_measurement_reflns_used    7274
_cell_measurement_temperature    170(2)
_cell_measurement_theta_max      77.051
_cell_measurement_theta_min      3.738
_cell_volume                     1001.20(2)
_computing_cell_refinement       'CrysAlisPro 1.171.41.104a (Rigaku OD, 2021)'
_computing_data_collection       'CrysAlisPro 1.171.41.104a (Rigaku OD, 2021)'
_computing_data_reduction        'CrysAlisPro 1.171.41.104a (Rigaku OD, 2021)'
_computing_molecular_graphics    'Olex2 1.3-ac4 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3-ac4 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      169.95
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0255
_diffrn_reflns_av_unetI/netI     0.0180
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.971
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            9526
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.950
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         77.221
_diffrn_reflns_theta_min         3.762
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.641
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            'clear yellow'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.309
_exptl_crystal_description       plate
_exptl_crystal_F_000             416
_exptl_crystal_size_max          0.174
_exptl_crystal_size_mid          0.112
_exptl_crystal_size_min          0.035
_refine_diff_density_max         0.150
_refine_diff_density_min         -0.125
_refine_diff_density_rms         0.028
_refine_ls_abs_structure_details
;
 Flack x determined using 756 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.04(15)
_refine_ls_extinction_coef       0.0049(7)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     143
_refine_ls_number_reflns         2014
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.0280
_refine_ls_R_factor_gt           0.0270
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0319P)^2^+0.1414P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0686
_refine_ls_wR_factor_ref         0.0693
_reflns_Friedel_coverage         0.635
_reflns_Friedel_fraction_full    0.990
_reflns_Friedel_fraction_max     0.920
_reflns_number_gt                1943
_reflns_number_total             2014
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1ce00706h2.cif
_cod_data_source_block           PI_170_a
_cod_depositor_comments
'Adding full bibliography for 7242993--7243020.cif.'
_cod_database_code               7243018
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.978
_shelx_estimated_absorpt_t_min   0.897
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C5(H5), C6(H6), C7(H7), C9(H9), C10(H10), C11(H11), C12(H12)
;
_shelx_res_checksum              94312
_olex2_submission_special_instructions 'No special instructions were received'