Crystalline products of CO2capture by piperazine aqueous solutions
Fonari, Marina S.; Antal, Sofia; Castañeda, Raúl; Ordonez, Carlos; Timofeeva, Tatiana V.; CrystEngComm 18 (2016) 6282–; doi:10.1039/C6CE01083K

data_7225857
_publ_section_title
;
 Crystalline products of CO2capture by piperazine aqueous solutions
;
_journal_issue                   33
_journal_name_full               CrystEngComm
_journal_page_first              6282
_journal_paper_doi               10.1039/C6CE01083K
_journal_volume                  18
_journal_year                    2016
_chemical_formula_moiety         'C4 H10 N2, H2 O'
_chemical_formula_sum            'C4 H12 N2 O'
_chemical_formula_weight         104.16
_chemical_name_common            'piperazine monohydrate'
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2016-04-12 deposited with the CCDC.
2016-07-07 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 108.778(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.856(3)
_cell_length_b                   6.681(2)
_cell_length_c                   9.172(3)
_cell_measurement_reflns_used    3311
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.53
_cell_measurement_theta_min      4.37
_cell_volume                     571.8(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker with CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0212
_diffrn_reflns_av_unetI/netI     0.0167
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            4625
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.966
_diffrn_reflns_theta_min         4.368
_exptl_absorpt_coefficient_mu    0.088
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.210
_exptl_crystal_description       prism
_exptl_crystal_F_000             232
_exptl_crystal_size_max          0.408
_exptl_crystal_size_mid          0.282
_exptl_crystal_size_min          0.255
_refine_diff_density_max         0.278
_refine_diff_density_min         -0.185
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     80
_refine_ls_number_reflns         1114
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0363
_refine_ls_R_factor_gt           0.0337
_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^)+(0.0508P)^2^+0.2207P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0910
_refine_ls_wR_factor_ref         0.0936
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1032
_reflns_number_total             1114
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6ce01083k1.cif
_cod_data_source_block           PZ-H2O
_cod_depositor_comments
'Adding full bibliography for 7225856--7225859.cif.'
_cod_database_code               7225857
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.965
_shelx_estimated_absorpt_t_max   0.978
_shelx_res_checksum              41596