Proline derived guanidine catalysts forge extensive H-bonded architectures: a solution and solid state study
Al-Taie, Zahraa S.; Anetts, Simon R.; Christensen, Jeppe; Coles, Simon J.; Horton, Peter N.; Evans, Daniel M.; Jones, Leigh F.; de Kleijne, Frank F. J.; Ledbetter, Shaun M.; Mehdar, Yassin T. H.; Murphy, Patrick J.; Wilson, Jack A.; RSC Advances 10 (2020) 22397–22416; doi:10.1039/C9RA07508A

data_7240694
_publ_section_title
;
 Proline derived guanidine catalysts forge extensive H-bonded
 architectures: a solution and solid state study
;
_journal_issue                   38
_journal_name_full               'RSC Advances'
_journal_page_first              22397
_journal_page_last               22416
_journal_paper_doi               10.1039/C9RA07508A
_journal_volume                  10
_journal_year                    2020
_chemical_absolute_configuration syn
_chemical_formula_moiety         'C23 H39 N5 O2'
_chemical_formula_sum            'C23 H39 N5 O2'
_chemical_formula_weight         417.59
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2019-09-10 deposited with the CCDC.	2020-02-25 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 114.323(7)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.0504(6)
_cell_length_b                   24.8719(7)
_cell_length_c                   10.3198(6)
_cell_measurement_reflns_used    24695
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29.7340
_cell_measurement_theta_min      2.8750
_cell_volume                     2350.7(2)
_computing_cell_refinement
'CrysalisPRO 171.38.43 (Rigaku Oxford Diffraction 2015)'
_computing_data_collection       'CrystalClear-SM Expert 2.0 r7 (Rigaku, 2011)'
_computing_data_reduction
'CrysalisPRO 171.38.43 (Rigaku Oxford Diffraction 2015)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution
'SHELXT (G. M. Sheldrick Acta Cryst. (2015). A71, 3-8)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 14.286
_diffrn_detector_type            'Rigaku HG Saturn724+ (2x2 bin mode)'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.911
_diffrn_measurement_device       'four-circle \k diffractometer'
_diffrn_measurement_device_type  'Rigaku AFC12'
_diffrn_measurement_method       'profile data from \w scans'
_diffrn_measurement_specimen_support 'MiTeGen MicroMesh'
_diffrn_radiation_collimation    '0.07 mm Confocal mirrors, HF Varimax'
_diffrn_radiation_monochromator  'Confocal mirrors, HF Varimax'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_radiation_xray_symbol    K-L~3~
_diffrn_reflns_av_R_equivalents  0.0833
_diffrn_reflns_av_unetI/netI     0.0523
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.911
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -34
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            73118
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.895
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.836
_diffrn_reflns_theta_min         2.716
_diffrn_source                   'rotating anode'
_diffrn_source_current           55.0
_diffrn_source_power             2.475
_diffrn_source_target            Mo
_diffrn_source_type              'FR-E+ SuperBright rotating anode'
_diffrn_source_voltage           45.0
_exptl_absorpt_coefficient_mu    0.077
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.68342
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.43 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.

Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
- Detector area scaling
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.180
_exptl_crystal_description       block
_exptl_crystal_F_000             912
_exptl_crystal_size_max          0.100
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.080
_refine_diff_density_max         1.015
_refine_diff_density_min         -0.419
_refine_diff_density_rms         0.113
_refine_ls_abs_structure_details
;
 Flack x determined using 3746 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.255
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     542
_refine_ls_number_reflns         12524
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.255
_refine_ls_R_factor_all          0.1263
_refine_ls_R_factor_gt           0.1049
_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^)+(0.2000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2918
_refine_ls_wR_factor_ref         0.3114
_reflns_Friedel_coverage         0.925
_reflns_Friedel_fraction_full    0.998
_reflns_Friedel_fraction_max     0.879
_reflns_number_gt                9949
_reflns_number_total             12524
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9ra07508a2.cif
_cod_data_source_block           shelx_CCDC7
_cod_depositor_comments
'Adding full bibliography for 7240683--7240703.cif.'
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               7240694
_shelx_estimated_absorpt_t_min   0.992
_shelx_estimated_absorpt_t_max   0.994
_shelx_res_checksum              24844