#------------------------------------------------------------------------------
#$Date: 2019-10-05 07:00:24 +0300 (Sat, 05 Oct 2019) $
#$Revision: 219113 $
#$URL: file:///home/coder/svn-repositories/cod/cif/2/02/17/2021791.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2021791
loop_
_publ_author_name
'Wang, Ai'
'Englert, Ulli'
_publ_section_title
;
 Absolute structure of the chiral pyrrolidine derivative (2S)-methyl
 (Z)-5-(2-tert-butoxy-1-cyano-2-oxoethylidene)pyrrolidine-2-carboxylate, a
 compound with low resonant scattering
;
_journal_coeditor_code           YF3192
_journal_issue                   11
_journal_name_full
'Acta Crystallographica Section C Structural Chemistry'
_journal_paper_doi               10.1107/S2053229619012324
_journal_volume                  75
_journal_year                    2019
_chemical_absolute_configuration rm
_chemical_formula_moiety         'C13 H18 N2 O4'
_chemical_formula_sum            'C13 H18 N2 O4'
_chemical_formula_weight         266.29
_chemical_name_common            1cu
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     other
_audit_creation_method           SHELXL-2017/1
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.3731(3)
_cell_length_b                   10.1909(4)
_cell_length_c                   18.4972(7)
_cell_measurement_reflns_used    6101
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      66.26
_cell_measurement_theta_min      7.41
_cell_volume                     1389.85(9)
_computing_cell_refinement
;
SMART (Bruker, 2001)
;
_computing_data_collection
;
SMART (Bruker, 2001)
;
_computing_data_reduction
;
SAINT-Plus (Bruker, 2009)
;
_computing_publication_material
;
SHELXL2017 (Sheldrick, 2015) and
PLATON (Spek, 2009)
;
_computing_structure_refinement
;
SHELXL2017 (Sheldrick, 2015)
;
_computing_structure_solution
;
SHELXS2013 (Sheldrick, 2008)
;
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'D8 goniometer with APEX CCD area detector'
_diffrn_measurement_method       'ω scans'
_diffrn_radiation_monochromator  'multilayer optics'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0828
_diffrn_reflns_av_unetI/netI     0.0474
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            17945
_diffrn_reflns_theta_full        67.026
_diffrn_reflns_theta_max         67.026
_diffrn_reflns_theta_min         4.781
_diffrn_source                   microsource
_exptl_absorpt_coefficient_mu    0.789
_exptl_absorpt_correction_T_max  0.7529
_exptl_absorpt_correction_T_min  0.5789
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(SADABS; Bruker, 2008)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.273
_exptl_crystal_description       block
_exptl_crystal_F_000             568
_exptl_crystal_size_max          0.350
_exptl_crystal_size_mid          0.290
_exptl_crystal_size_min          0.280
_refine_diff_density_max         0.166
_refine_diff_density_min         -0.153
_refine_ls_abs_structure_details
;
Flack x determined using 879 quotients [(I+)-(I-)]/[(I+)+(I-)]
(Parsons et al.,  2013)
;
_refine_ls_abs_structure_Flack   -0.04(12)
_refine_ls_extinction_coef       0.0076(11)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc²λ³/sin(2θ)]^-1/4^
_refine_ls_extinction_method
;
SHELXL2017 (Sheldrick, 2015)
;
_refine_ls_goodness_of_fit_ref   1.104
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     181
_refine_ls_number_reflns         2408
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.104
_refine_ls_R_factor_all          0.0341
_refine_ls_R_factor_gt           0.0315
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[σ²(Fo²)+(0.0379P)²+0.0440P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0756
_refine_ls_wR_factor_ref         0.0771
_reflns_number_gt                2266
_reflns_number_total             2408
_reflns_threshold_expression     'I > 2σ(I)'
_cod_data_source_file            yf3192sup1.cif
_cod_data_source_block           1cu
_cod_database_code               2021791
_shelx_space_group_comment
;
The symmetry employed for this shelxl refinement is uniquely defined
by the following loop, which should always be used as a source of
symmetry information in preference to the above space-group names.
They are only intended as comments.
;
_shelx_estimated_absorpt_t_min   0.770
_shelx_estimated_absorpt_t_max   0.809
loop_
_space_group_symop_operation_xyz
'x, y, z'
'-x+1/2, -y, z+1/2'
'-x, y+1/2, -z+1/2'
'x+1/2, -y+1/2, -z'
loop_
_atom_site_type_symbol
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_calc_flag
_atom_site_occupancy
O O1 0.4715(2) 0.35039(16) 0.57878(9) 0.0376(4) Uani d 1
O O2 0.65579(19) 0.44278(13) 0.66057(7) 0.0237(3) Uani d 1
O O3 0.78055(18) 0.88187(13) 0.62654(8) 0.0237(3) Uani d 1
O O4 1.06691(18) 0.95433(13) 0.64909(7) 0.0202(3) Uani d 1
N N1 0.7503(2) 0.63780(17) 0.56914(9) 0.0187(4) Uani d 1
H H1N 0.692(3) 0.697(2) 0.5869(12) 0.018(6) Uiso d 1
N N2 1.3791(2) 0.72560(18) 0.59679(10) 0.0267(4) Uani d 1
C C1 0.6751(3) 0.51862(18) 0.53858(11) 0.0203(4) Uani d 1
H H1 0.582817 0.542374 0.501179 0.024 Uiso calc 1
C C2 0.8411(3) 0.4564(2) 0.50098(11) 0.0234(5) Uani d 1
H H2A 0.842350 0.360143 0.508020 0.028 Uiso calc 1
H H2B 0.840037 0.475475 0.448498 0.028 Uiso calc 1
C C3 1.0061(3) 0.52038(19) 0.53757(11) 0.0213(5) Uani d 1
H H3A 1.056634 0.462757 0.575653 0.026 Uiso calc 1
H H3B 1.102239 0.540275 0.501863 0.026 Uiso calc 1
C C4 0.9292(3) 0.64441(19) 0.56957(10) 0.0174(4) Uani d 1
C C5 0.5877(3) 0.4288(2) 0.59448(12) 0.0231(5) Uani d 1
C C6 0.5765(3) 0.3592(2) 0.71600(12) 0.0313(5) Uani d 1
H H6A 0.450624 0.385732 0.724633 0.047 Uiso calc 1
H H6B 0.646158 0.367859 0.760875 0.047 Uiso calc 1
H H6C 0.579413 0.267623 0.699820 0.047 Uiso calc 1
C C7 1.0309(3) 0.74868(19) 0.59624(10) 0.0177(4) Uani d 1
C C8 1.2227(3) 0.73732(18) 0.59618(10) 0.0189(4) Uani d 1
C C9 0.9449(3) 0.86551(18) 0.62494(10) 0.0184(4) Uani d 1
C C10 1.0050(3) 1.08275(18) 0.67754(11) 0.0223(5) Uani d 1
C C11 1.1811(3) 1.1505(2) 0.69862(13) 0.0316(5) Uani d 1
H H11A 1.259369 1.158332 0.656003 0.047 Uiso calc 1
H H11B 1.243147 1.098650 0.735767 0.047 Uiso calc 1
H H11C 1.154341 1.238116 0.717651 0.047 Uiso calc 1
C C12 0.9115(3) 1.1594(2) 0.61785(12) 0.0285(5) Uani d 1
H H12A 0.987690 1.158864 0.574426 0.043 Uiso calc 1
H H12B 0.892301 1.250088 0.633701 0.043 Uiso calc 1
H H12C 0.794285 1.118712 0.606871 0.043 Uiso calc 1
C C13 0.8863(3) 1.0623(2) 0.74316(12) 0.0317(5) Uani d 1
H H13A 0.860354 1.147194 0.765735 0.047 Uiso calc 1
H H13B 0.949275 1.005642 0.777859 0.047 Uiso calc 1
H H13C 0.772320 1.020617 0.728442 0.047 Uiso calc 1
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0181 0.0091 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
N N 0.0311 0.0180 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0492 0.0322 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
C5 O2 C6 115.70(16)
C9 O4 C10 120.21(15)
C4 N1 C1 115.28(18)
C4 N1 H1N 119.4(16)
C1 N1 H1N 125.2(16)
N1 C1 C5 113.59(17)
N1 C1 C2 102.49(15)
C5 C1 C2 113.24(15)
N1 C1 H1 109.1
C5 C1 H1 109.1
C2 C1 H1 109.1
C3 C2 C1 104.78(15)
C3 C2 H2A 110.8
C1 C2 H2A 110.8
C3 C2 H2B 110.8
C1 C2 H2B 110.8
H2A C2 H2B 108.9
C4 C3 C2 103.35(15)
C4 C3 H3A 111.1
C2 C3 H3A 111.1
C4 C3 H3B 111.1
C2 C3 H3B 111.1
H3A C3 H3B 109.1
N1 C4 C7 125.43(18)
N1 C4 C3 109.30(17)
C7 C4 C3 125.26(17)
O1 C5 O2 124.1(2)
O1 C5 C1 122.31(19)
O2 C5 C1 113.59(16)
O2 C6 H6A 109.5
O2 C6 H6B 109.5
H6A C6 H6B 109.5
O2 C6 H6C 109.5
H6A C6 H6C 109.5
H6B C6 H6C 109.5
C4 C7 C8 118.35(18)
C4 C7 C9 121.41(17)
C8 C7 C9 120.23(18)
N2 C8 C7 178.6(2)
O3 C9 O4 124.03(17)
O3 C9 C7 123.66(17)
O4 C9 C7 112.31(16)
O4 C10 C13 109.97(16)
O4 C10 C12 109.63(16)
C13 C10 C12 113.13(18)
O4 C10 C11 103.20(16)
C13 C10 C11 110.56(18)
C12 C10 C11 109.90(18)
C10 C11 H11A 109.5
C10 C11 H11B 109.5
H11A C11 H11B 109.5
C10 C11 H11C 109.5
H11A C11 H11C 109.5
H11B C11 H11C 109.5
C10 C12 H12A 109.5
C10 C12 H12B 109.5
H12A C12 H12B 109.5
C10 C12 H12C 109.5
H12A C12 H12C 109.5
H12B C12 H12C 109.5
C10 C13 H13A 109.5
C10 C13 H13B 109.5
H13A C13 H13B 109.5
C10 C13 H13C 109.5
H13A C13 H13C 109.5
H13B C13 H13C 109.5
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
O1 C5 1.207(3)
O2 C5 1.329(3)
O2 C6 1.456(3)
O3 C9 1.223(2)
O4 C9 1.352(2)
O4 C10 1.483(2)
N1 C4 1.321(3)
N1 C1 1.450(3)
N1 H1N 0.81(3)
N2 C8 1.159(3)
C1 C5 1.524(3)
C1 C2 1.544(3)
C1 H1 1.0000
C2 C3 1.537(3)
C2 H2A 0.9900
C2 H2B 0.9900
C3 C4 1.506(3)
C3 H3A 0.9900
C3 H3B 0.9900
C4 C7 1.391(3)
C6 H6A 0.9800
C6 H6B 0.9800
C6 H6C 0.9800
C7 C8 1.419(3)
C7 C9 1.450(3)
C10 C13 1.511(3)
C10 C12 1.518(3)
C10 C11 1.522(3)
C11 H11A 0.9800
C11 H11B 0.9800
C11 H11C 0.9800
C12 H12A 0.9800
C12 H12B 0.9800
C12 H12C 0.9800
C13 H13A 0.9800
C13 H13B 0.9800
C13 H13C 0.9800
loop_
_geom_hbond_atom_site_label_D
_geom_hbond_atom_site_label_H
_geom_hbond_atom_site_label_A
_geom_hbond_site_symmetry_A
_geom_hbond_distance_DH
_geom_hbond_distance_HA
_geom_hbond_distance_DA
_geom_hbond_angle_DHA
_geom_hbond_publ_flag
N1 H1N O3 . 0.81(3) 2.13(2) 2.714(2) 129(2) yes
N1 H1N N2 1_455 0.81(3) 2.33(2) 2.924(2) 131(2) yes
C11 H11B O2 3_756 0.98 2.60 3.565(3) 168.7 yes
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
_geom_torsion_publ_flag
C4 N1 C1 C5 109.61(19) y
C4 N1 C1 C2 -12.9(2) y
N1 C1 C2 C3 20.43(19) ?
C1 N1 C4 C7 -179.84(18) y
C1 N1 C4 C3 -0.6(2) y
C2 C3 C4 N1 14.0(2) y
C6 O2 C5 O1 -2.2(3) y
C6 O2 C5 C1 179.93(16) y
N1 C1 C5 O1 155.73(19) y
N1 C1 C5 O2 -26.3(2) y
C2 C1 C5 O2 90.1(2) y
C3 C4 C7 C8 -2.4(3) y
N1 C4 C7 C9 -2.1(3) y
C10 O4 C9 O3 -2.1(3) y
C4 C7 C9 O3 -1.4(3) y
C8 C7 C9 O4 0.4(3) y
C9 O4 C10 C13 61.8(2) y

_cod_database_fobs_code 2021791
