Crystal structure of ethyl 2-(3-(2-fluorobenzyloxy)ureido)acetate, C12H15FN2O4
Jin-Jin Wei; Xi Mai; Hong-Ying Xia; Wei Tong; Li Lin; Zeitschrift für Kristallographie - New Crystal Structures 225 (2010) 553–; doi:

data_8102796
_publ_section_title
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 Crystal structure of ethyl 2-(3-(2-fluorobenzyloxy)ureido)acetate,
 C12H15FN2O4
;
_journal_issue                   3
_journal_name_full
'Zeitschrift f\"ur Kristallographie - New Crystal Structures'
_journal_page_first              553
_journal_volume                  225
_journal_year                    2010
_chemical_formula_sum            'C12 H15 F N2 O4'
_chemical_formula_weight         270.26
_chemical_melting_point_gt       324
_chemical_melting_point_lt       325
_chemical_name_systematic
; 
ethyl 2-(3-(2-fluorobenzyloxy) ureido) acetate
;
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
'2010-03-17 # Formatted by publCIF'
;
_cell_angle_alpha                90.00
_cell_angle_beta                 96.6290(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.5402(14)
_cell_length_b                   4.8905(5)
_cell_length_c                   16.7576(16)
_cell_measurement_reflns_used    1335
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      20.955
_cell_measurement_theta_min      2.48
_cell_volume                     1346.5(2)
_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      298(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0326
_diffrn_reflns_av_sigmaI/netI    0.0414
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            6339
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         1.64
_exptl_absorpt_coefficient_mu    0.109
_exptl_absorpt_correction_T_max  0.9785
_exptl_absorpt_correction_T_min  0.9555
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.333
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       column
_exptl_crystal_F_000             568
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.145
_refine_diff_density_min         -0.137
_refine_diff_density_rms         0.033
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     173
_refine_ls_number_reflns         2375
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.1051
_refine_ls_R_factor_gt           0.0477
_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^)+(0.0507P)^2^+0.3421P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1083
_refine_ls_wR_factor_ref         0.1390
_reflns_number_gt                1212
_reflns_number_total             2375
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            1267-3103.cff
_cod_data_source_block           100310c
_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 1555 2011-01-17 13:19:09Z saulius 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               8102796