In Situ Crystallography of KHSO4: Probing the Kinetic Pathway for the Evolution of a Pyrolysis Reaction in the Crystalline State
Diptikanta Swain; Tayur N. Guru Row; Inorganic Chemistry 47 (2008) 8613–8615; doi:10.1021/ic801426f

data_4306603
_publ_contact_author_address
;
Solid State and Structural Chemistry Unit
Indian Institute of Science
Bangalore 560 012. Karnataka.
INDIA.
;
_publ_contact_author_email       ssctng@sscu.iisc.ernet.in
_publ_contact_author_fax         '(91)803601310 '
_publ_contact_author_name
;
 'Prof. T. N. Guru Row'
;
_publ_contact_author_phone       (91)802932796
_publ_section_title
;
In Situ Crystallography of KHSO4: Probing the Kinetic Pathway for the
Evolution of a Pyrolysis Reaction in the Crystalline State
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8613
_journal_page_last               8615
_journal_paper_doi               10.1021/ic801426f
_journal_volume                  47
_journal_year                    2008
_chemical_compound_source        'see text'
_chemical_formula_moiety         'O7 S2, 2(K)'
_chemical_formula_sum            'K2 O7 S2'
_chemical_formula_weight         254.34
_chemical_name_systematic        ?
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 92.65(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.454(2)
_cell_length_b                   7.3255(11)
_cell_length_c                   7.2985(10)
_cell_measurement_reflns_used    563
_cell_measurement_temperature    485(2)
_cell_measurement_theta_max      25.369
_cell_measurement_theta_min      0.9639
_cell_volume                     665.14(17)
_computing_cell_refinement       'Bruker SMART V5.628, (Bruker, 2004)'
_computing_data_collection       'Bruker SMART V5.628, (Bruker, 2004)'
_computing_data_reduction        'Bruker SAINT V6.45a, (Bruker, 2004)'
_computing_molecular_graphics
'DIAMOND. version 2.1c (Brandenburg, K. 1999)'
_computing_publication_material  'PLATON (Spek, 1990)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXTL V6.14 (Bruker, 2000)'
_diffrn_ambient_temperature      485(2)
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.874
_diffrn_measurement_device_type  'Bruker SMART CCD area detector'
_diffrn_measurement_method       '\f and \w 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  0.0950
_diffrn_reflns_av_sigmaI/netI    0.0870
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            3190
_diffrn_reflns_reduction_process
;
;
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.64
_diffrn_reflns_theta_min         3.23
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.040
_exptl_absorpt_correction_T_max  0.8220
_exptl_absorpt_correction_T_min  0.6858
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, (Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.540
_exptl_crystal_density_method    'Not Measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             504
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.511
_refine_diff_density_min         -0.413
_refine_diff_density_rms         0.118
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_matrix_type           full
_refine_ls_number_parameters     51
_refine_ls_number_reflns         742
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.1956
_refine_ls_R_factor_gt           0.0956
_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^)+(0.0475P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1182
_refine_ls_wR_factor_ref         0.1396
_reflns_number_gt                405
_reflns_number_total             742
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic801426f_si_001_1.cif
_cod_data_source_block           K2S2O7_485K
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_cell_volume        665.13(17)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4306603