<i>In-situ</i> high-pressure study of the ordered phase of ethyl propionate
Roman Gajda; Andrzej Katrusiak; Acta Crystallographica Section B 63 (2007) 111–117; doi:10.1107/S010876810603477X

data_2102678
_publ_contact_author_fax         +48(61)8658008
_publ_contact_author_phone       +48(61)8291443
_publ_section_title
;
 <i>In-situ</i> high-pressure study of the ordered phase of ethyl
 propionate
;
_journal_coeditor_code           AV5069
_journal_date_accepted           2006-08-29
_journal_date_recd_electronic    2006-06-22
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              111
_journal_page_last               117
_journal_paper_category          FA
_journal_paper_doi               10.1107/S010876810603477X
_journal_volume                  63
_journal_year                    2007
_chemical_formula_moiety         'C5 H10 O2'
_chemical_formula_sum            'C5 H10 O2'
_chemical_formula_weight         102.13
_chemical_melting_point          198
_chemical_name_systematic
;
 ethyl propionate
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 97.52(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   4.8455(10)
_cell_length_b                   9.3249(19)
_cell_length_c                   11.251(2)
_cell_measurement_reflns_used    1559
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      24.99
_cell_measurement_theta_min      2.85
_cell_volume                     503.99(17)
_computing_cell_refinement       'CrysAlis (Oxford Diffraction, 2003)'
_computing_data_collection       'CrysAlis (Oxford Diffraction, 2003)'
_computing_data_reduction        'CrysAlis (Oxford Diffraction, 2003)'
_computing_molecular_graphics    'XP (Siemens, 1990)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.337
_diffrn_measured_fraction_theta_max 0.337
_diffrn_measurement_device_type  'Kuma KM4CCD \k geometry'
_diffrn_measurement_method       '\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  0.0472
_diffrn_reflns_av_sigmaI/netI    0.0229
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            2119
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         2.85
_exptl_absorpt_coefficient_mu    0.102
_exptl_absorpt_correction_T_max  0.97
_exptl_absorpt_correction_T_min  0.68
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
Katrusiak, A. (2003). REDSHADE - Program for correcting
reflections intensities for DAC absorption, gasket shadowing
and sample crystal absorption. Adam Mickiewicz University, Pozna\'n.
Katrusiak, A. (2004). Z. Kristallogr. 219, 461-467
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.346
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cylinder
_exptl_crystal_F_000             224
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.129
_refine_diff_density_min         -0.135
_refine_ls_extinction_coef       0.04(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.144
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     71
_refine_ls_number_reflns         299
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.144
_refine_ls_R_factor_all          0.0535
_refine_ls_R_factor_gt           0.0476
_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^)+(0.0645P)^2^+0.3573P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1118
_refine_ls_wR_factor_ref         0.1193
_reflns_number_gt                268
_reflns_number_total             299
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            av5069.cif
_cod_data_source_block           ethylpropionate3
_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 

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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        504.00(18)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2102678