Crystal Engineering with 2-Aminopurine Containing a Carboxylic Acid Pendant
Mohapatra, Balaram; Venkatesh, V.; Verma, Sandeep; Crystal Growth & Design 14 (2014) 5042–; doi:10.1021/cg501142v

data_4511971
_publ_section_title
;
 Crystal Engineering with 2-Aminopurine Containing a Carboxylic Acid
 Pendant
;
_journal_issue                   10
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              5042
_journal_paper_doi               10.1021/cg501142v
_journal_volume                  14
_journal_year                    2014
_chemical_formula_sum            'C8 H12 Cd Cl2 N6 O6'
_chemical_formula_weight         471.54
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                82.736(4)
_cell_angle_beta                 81.059(4)
_cell_angle_gamma                78.575(4)
_cell_formula_units_Z            2
_cell_length_a                   7.2795(18)
_cell_length_b                   9.856(3)
_cell_length_c                   10.962(3)
_cell_measurement_reflns_used    2753
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.49
_cell_measurement_theta_min      2.70
_cell_volume                     757.8(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.980
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0303
_diffrn_reflns_av_sigmaI/netI    0.0465
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            4486
_diffrn_reflns_theta_full        25.49
_diffrn_reflns_theta_max         25.49
_diffrn_reflns_theta_min         2.70
_exptl_absorpt_coefficient_mu    1.834
_exptl_absorpt_correction_T_max  0.719
_exptl_absorpt_correction_T_min  0.700
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North et al., 1968)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.067
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             464
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.18
_refine_diff_density_max         2.222
_refine_diff_density_min         -1.737
_refine_diff_density_rms         0.205
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.117
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     216
_refine_ls_number_reflns         2753
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      6.989
_refine_ls_R_factor_all          0.0457
_refine_ls_R_factor_gt           0.0432
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0758P)^2^+1.8275P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1248
_refine_ls_wR_factor_ref         0.1287
_reflns_number_gt                2521
_reflns_number_total             2753
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg501142v_si_002.cif
_cod_data_source_block           complex6
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/home/saulius/struct/COD-crude-data--automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4511966--4511973.cif.
;
_cod_original_cell_volume        757.8(3)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4511971