Cytidine and ribothymidine nucleolipids synthesis, organogelation, and selective anion and metal ion responsiveness
Nuthanakanti, Ashok; New Journal of Chemistry 43 (2019) 13447–; doi:10.1039/C9NJ03276B

data_7058668
_publ_section_title
;
 Cytidine and ribothymidine nucleolipids synthesis, organogelation, and
 selective anion and metal ion responsiveness
;
_journal_issue                   34
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              13447
_journal_paper_doi               10.1039/C9NJ03276B
_journal_volume                  43
_journal_year                    2019
_chemical_absolute_configuration unk
_chemical_formula_sum            'C41 H73 N3 O9'
_chemical_formula_weight         752.02
_chemical_name_systematic        nucleolipid
_space_group_crystal_system      monoclinic
_space_group_IT_number           5
_space_group_name_Hall           'C 2y'
_space_group_name_H-M_alt        'C 1 2 1'
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/6
_audit_update_record
;
2018-03-14 deposited with the CCDC.    2019-07-25 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 102.648(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   21.4881(14)
_cell_length_b                   5.3392(3)
_cell_length_c                   38.114(2)
_cell_measurement_reflns_used    9917
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      72.85
_cell_measurement_theta_min      2.38
_cell_volume                     4266.7(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.921
_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  0.0424
_diffrn_reflns_av_unetI/netI     0.0597
_diffrn_reflns_Laue_measured_fraction_full 0.989
_diffrn_reflns_Laue_measured_fraction_max 0.921
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       47
_diffrn_reflns_limit_l_min       -47
_diffrn_reflns_number            18271
_diffrn_reflns_point_group_measured_fraction_full 0.864
_diffrn_reflns_point_group_measured_fraction_max 0.844
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         72.851
_diffrn_reflns_theta_min         2.376
_exptl_absorpt_coefficient_mu    0.655
_exptl_absorpt_correction_T_max  0.961
_exptl_absorpt_correction_T_min  0.875
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'MULTI-SCAN ABSORPTION CORRECTION'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.171
_exptl_crystal_description       plate
_exptl_crystal_F_000             1648.0
_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent: DMSO'
_exptl_crystal_size_max          0.360
_exptl_crystal_size_mid          0.170
_exptl_crystal_size_min          0.060
_refine_diff_density_max         0.473
_refine_diff_density_min         -0.354
_refine_diff_density_rms         0.082
_refine_ls_abs_structure_details
;
 Flack x determined using 2032 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.16(14)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.648
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     484
_refine_ls_number_reflns         7217
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.648
_refine_ls_R_factor_all          0.1044
_refine_ls_R_factor_gt           0.0886
_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^)+(0.1000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2435
_refine_ls_wR_factor_ref         0.2516
_reflns_Friedel_coverage         0.645
_reflns_Friedel_fraction_full    0.782
_reflns_Friedel_fraction_max     0.746
_reflns_number_gt                5954
_reflns_number_total             8551
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9nj03276b2.cif
_cod_data_source_block           compound_7b
_cod_depositor_comments
'Adding full bibliography for 7058667--7058668.cif.'
_cod_original_cell_volume        4266.7(5)
_cod_database_code               7058668
_shelxl_version_number           2014/6
_shelx_res_checksum              12687