Acidochromic spiropyran‒merocyanine stabilisation in the solid state
Seiler, Vanessa Kristina; Callebaut, Kevin; Robeyns, Koen; Tumanov, Nikolay; Wouters, Johan; Champagne, Benoît; Leyssens, Tom; CrystEngComm 20 (2018) 3318–; doi:10.1039/C8CE00291F

data_7230433
_publ_section_title
;
 Acidochromic spiropyran--merocyanine stabilisation in the solid state
;
_journal_issue                   24
_journal_name_full               CrystEngComm
_journal_page_first              3318
_journal_paper_doi               10.1039/C8CE00291F
_journal_volume                  20
_journal_year                    2018
_chemical_formula_moiety
'2(C20 H22 N O2), 2(H2 O4 P), 1.5(H3 O4 P), 4.5(H2O)'
_chemical_formula_sum            'C40 H60.5 N2 O22.5 P3.5'
_chemical_formula_weight         1037.80
_chemical_name_common
'tetrakis(2-[(E)-2-(2-hydroxy-3-methoxyphenyl)ethenyl]-1,3,3-trimethyl-3H-indol-1-ium) tris(phosphoric acid) nonahydrate tetradihydrogen phosphate'
_chemical_name_systematic
'tetrakis(2-[(E)-2-(2-hydroxy-3-methoxyphenyl)ethenyl]-1,3,3-trimethyl-3H-indol-1-ium) tris(phosphoric acid) nonahydrate tetradihydrogen phosphate'
_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   mixed
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/1
_audit_update_record
;
2018-02-15 deposited with the CCDC.
2018-04-06 downloaded from the CCDC.
;
_cell_angle_alpha                76.128(4)
_cell_angle_beta                 81.814(4)
_cell_angle_gamma                79.953(4)
_cell_formula_units_Z            2
_cell_length_a                   12.0289(5)
_cell_length_b                   12.4435(5)
_cell_length_c                   17.4047(7)
_cell_measurement_reflns_used    5428
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      62.0630
_cell_measurement_theta_min      2.6230
_cell_volume                     2476.58(18)
_computing_cell_refinement       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_structure_refinement  'SHELXL-2018/1 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      295(2)
_diffrn_detector_area_resol_mean 5.1856
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.970
_diffrn_measurement_device_type
;
Oxford Diffraction Xcalibur, Ruby, Gemini ultra
;
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  'multilayer mirror'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0244
_diffrn_reflns_av_unetI/netI     0.0330
_diffrn_reflns_Laue_measured_fraction_full 0.970
_diffrn_reflns_Laue_measured_fraction_max 0.970
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            15421
_diffrn_reflns_point_group_measured_fraction_full 0.970
_diffrn_reflns_point_group_measured_fraction_max 0.970
_diffrn_reflns_theta_full        62.520
_diffrn_reflns_theta_max         62.520
_diffrn_reflns_theta_min         2.630
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    1.971
_exptl_absorpt_correction_T_max  0.891
_exptl_absorpt_correction_T_min  0.866
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.46 (Rigaku Oxford Diffraction, 2015)
Analytical numeric absorption correction using a multifaceted crystal
model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.392
_exptl_crystal_description       block
_exptl_crystal_F_000             1094
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Acetonitrile'
_exptl_crystal_size_max          0.110
_exptl_crystal_size_mid          0.090
_exptl_crystal_size_min          0.080
_refine_diff_density_max         0.542
_refine_diff_density_min         -0.401
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.012
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     722
_refine_ls_number_reflns         7672
_refine_ls_number_restraints     133
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0726
_refine_ls_R_factor_gt           0.0536
_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^)+(0.0889P)^2^+0.9168P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1423
_refine_ls_wR_factor_ref         0.1599
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5767
_reflns_number_total             7672
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8ce00291f2.cif
_cod_data_source_block           nt0159_KC-SPOMe_H3PO4_ACN
_cod_depositor_comments
'Adding full bibliography for 7230424--7230439.cif.'
_cod_original_cell_volume        2476.57(19)
_cod_original_formula_sum        'C40 H60.50 N2 O22.50 P3.50'
_cod_database_code               7230433
_shelx_shelxl_version_number     2018/1
_shelx_estimated_absorpt_t_min   0.812
_shelx_estimated_absorpt_t_max   0.858
_shelx_res_checksum              48376