Crystal Phases and Phase Transitions in a Highly Polymorphogenic Solid-State Molecular Gyroscope withmeta-Methoxytrityl Frames
Nuñez, Jose E.; Khuong, Tinh-Alfredo V.; Campos, Luis M.; Farfán, Norberto; Dang, Hung; Karlen, Steven D.; Garcia-Garibay, Miguel A.; Crystal Growth & Design 6 (2006) 866–; doi:10.1021/cg050155o

data_4504485
_publ_section_title
;
 Crystal Phases and Phase Transitions in a Highly Polymorphogenic
 Solid-State Molecular Gyroscope withmeta-Methoxytrityl Frames
;
_journal_issue                   4
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              866
_journal_paper_doi               10.1021/cg050155o
_journal_volume                  6
_journal_year                    2006
_chemical_formula_moiety         'C54 H46 O6, C6 H6'
_chemical_formula_sum            'C60 H52 O6'
_chemical_formula_weight         869.02
_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                77.320(2)
_cell_angle_beta                 82.054(2)
_cell_angle_gamma                73.833(2)
_cell_formula_units_Z            1
_cell_length_a                   6.9849(10)
_cell_length_b                   10.1656(15)
_cell_length_c                   17.697(3)
_cell_measurement_reflns_used    3196
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.618
_cell_measurement_theta_min      2.363
_cell_volume                     1173.5(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-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.926
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0446
_diffrn_reflns_av_sigmaI/netI    0.0990
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            10321
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         28.33
_diffrn_reflns_theta_min         2.12
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  0.9852
_exptl_absorpt_correction_T_min  0.9747
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs (Bruker)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.230
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       thick
_exptl_crystal_F_000             460
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.558
_refine_diff_density_min         -0.298
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.962
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     301
_refine_ls_number_reflns         5423
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.962
_refine_ls_R_factor_all          0.1348
_refine_ls_R_factor_gt           0.0611
_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^)+(0.0947P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1437
_refine_ls_wR_factor_ref         0.1753
_reflns_number_gt                2911
_reflns_number_total             5423
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg050155osi20050415_023718.cif
_cod_data_source_block           gg1503sm
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        1173.4(3)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4504485