Supramolecular mechanics in a metal‒organic framework
Ogborn, Joseph M.; Collings, Ines E.; Moggach, Stephen A.; Thompson, Amber L.; Goodwin, Andrew L.; Chemical Science 3 (2012) 3011–; doi:10.1039/c2sc20596c

data_1515083
_publ_section_title
;
 Supramolecular mechanics in a metal--organic framework
;
_journal_issue                   10
_journal_name_full               'Chemical Science'
_journal_page_first              3011
_journal_paper_doi               10.1039/c2sc20596c
_journal_volume                  3
_journal_year                    2012
_chemical_formula_moiety         'C4 H5 Ag1 N2'
_chemical_formula_sum            'C4 H5 Ag N2'
_chemical_formula_weight         188.97
_chemical_melting_point          ?
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     other
_audit_creation_date             12-01-05
_audit_creation_method           CRYSTALS_ver_14.23
_cell_angle_alpha                90
_cell_angle_beta                 92.454(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.8946(6)
_cell_length_b                   5.9692(4)
_cell_length_c                   10.8812(10)
_cell_measurement_reflns_used    1106
_cell_measurement_temperature    300
_cell_measurement_theta_max      27
_cell_measurement_theta_min      3
_cell_volume                     512.30(7)
_computing_cell_refinement       'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 2001).'
_computing_data_reduction        'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'Refinement of known model'
_diffrn_ambient_temperature      300
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device       Area
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.027
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            4050
_diffrn_reflns_theta_full        26.963
_diffrn_reflns_theta_max         27.514
_diffrn_reflns_theta_min         3.125
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.786
_exptl_absorpt_correction_T_max  0.89
_exptl_absorpt_correction_T_min  0.85
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            clear_pale_colourless
_exptl_crystal_density_diffrn    2.450
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             360
_exptl_crystal_size_max          0.120
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.030
_refine_diff_density_max         1.13
_refine_diff_density_min         -1.44
_refine_ls_extinction_coef       7.9(6)
_refine_ls_extinction_method     'Larson (1970), Equation 22'
_refine_ls_goodness_of_fit_ref   1.0241
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     68
_refine_ls_number_reflns         1169
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0728
_refine_ls_R_factor_gt           0.0302
_refine_ls_shift/su_max          0.0000499
_refine_ls_shift/su_mean         0.0000072
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
Method, part 1, Chebychev polynomial, (Watkin, 1994, Prince, 1982)
[weight] = 1.0/[A~0~*T~0~(x)+A~1~*T~1~(x) ... +A~n-1~]*T~n-1~(x)]
where A~i~ are the Chebychev coefficients listed below and x= Fcalc/Fmax
Method = Robust Weighting (Prince, 1982)
W = [weight] * [1-(deltaF/6*sigmaF)^2^]^2^
A~i~ are:
5.84 7.15 2.02
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.0735
_refine_ls_wR_factor_gt          0.0466
_refine_ls_wR_factor_ref         0.0735
_reflns_limit_h_max              10
_reflns_limit_h_min              -10
_reflns_limit_k_max              7
_reflns_limit_k_min              0
_reflns_limit_l_max              13
_reflns_limit_l_min              0
_reflns_number_gt                631
_reflns_number_total             1174
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   0.00
_oxford_diffrn_Wilson_scale      0.00
_oxford_refine_ls_r_factor_ref   0.0728
_oxford_refine_ls_scale          0.2522(4)
_oxford_reflns_number_all        1169
_oxford_reflns_threshold_expression_ref I>-3.0\s(I)
_oxford_structure_analysis_title 019jmo11
_cod_data_source_file            c2sc20596c.txt
_cod_data_source_block           300K
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value 'not measured' was changed to '?' -
the value is undefined or not given.

'_symmetry_cell_setting' value
'Monoclinic' changed to 'monoclinic' according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_atom_sites_solution_primary' value 'Other' changed to
'other' according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/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 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      'P 1 21/n 1 '
_cod_original_formula_sum        'C4 H5 Ag1 N2'
_cod_database_code               1515083
_iucr_refine_instruction_details_constraints
;
BLOCK SCALE X'S, U'S
CONT EXTPARAM
RIDE C ( 1,X'S) H ( 13,X'S) H ( 12,X'S) H ( 11,X'S)
RIDE C ( 3,X'S) H ( 31,X'S)
RIDE C ( 4,X'S) H ( 41,X'S)
END
;
_iucr_refine_instruction_details_restraints
;
NO
REM HREST START (DO NOT REMOVE THIS LINE)
REM HREST END (DO NOT REMOVE THIS LINE)
END
;