#------------------------------------------------------------------------------
#$Date: 2025-08-19 13:43:10 +0300 (Tue, 19 Aug 2025) $
#$Revision: 301803 $
#$URL: file:///home/coder/svn-repositories/cod/cif/2/20/33/2203361.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_2203361
loop_
_publ_author_name
'Yin, Caixia '
'Huo, Fangjun'
'Gao, Fei '
'Yang, Pin '
_publ_section_title
;
 Diethyl 1H-pyrazole-3,5-dicarboxylate
;
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o320
_journal_page_last               o321
_journal_paper_doi               10.1107/S1600536804001928
_journal_volume                  60
_journal_year                    2004
_chemical_formula_moiety         'C9 H12 N2 O4'
_chemical_formula_sum            'C9 H12 N2 O4'
_chemical_formula_weight         212.21
_chemical_name_common            '3,5-pyrazoledicarboxylic acid diethyl ester'
_chemical_name_systematic
;
diethyl 1H-pyrazole-3,5-dicarboxylate
;
_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                 100.074(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   9.184(2)
_cell_length_b                   14.147(3)
_cell_length_c                   17.302(4)
_cell_measurement_reflns_used    10969
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      18.886
_cell_measurement_theta_min      2.252
_cell_volume                     2213.3(8)
_computing_cell_refinement       'SAINT (Bruker, 2000)'
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Bruker, 2000)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      298(2)
_diffrn_detector_area_resol_mean '100x100 microns'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker CCD area-detector'
_diffrn_measurement_method       ω
_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  0.0610
_diffrn_reflns_av_sigmaI/netI    0.0917
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            8965
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.87
_diffrn_standards_decay_%        3.09
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.101
_exptl_absorpt_correction_T_max  0.9899
_exptl_absorpt_correction_T_min  0.9703
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.274
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             896
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.131
_refine_diff_density_min         -0.143
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.813
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     275
_refine_ls_number_reflns         3892
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.813
_refine_ls_R_factor_all          0.1588
_refine_ls_R_factor_gt           0.0469
_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/[σ²(Fo²)+(0.0355P)²] where P = (Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0846
_refine_ls_wR_factor_ref         0.1133
_reflns_number_gt                1424
_reflns_number_total             3892
_reflns_threshold_expression     I>2σ(I)
_cod_data_source_file            ww6160.cif
_cod_data_source_block           I
_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        2213.2(9)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2203361
_cod_database_fobs_code          2203361
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, y+1/2, -z+1/2'
'-x, -y, -z'
'x, -y-1/2, z-1/2'
loop_
_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_refinement_flags
_atom_site_occupancy
_atom_site_type_symbol
C1 0.7758(3) -0.0228(2) 1.01133(18) 0.0622(9) Uani d . 1 C
C2 0.8780(3) 0.0310(3) 1.06195(16) 0.0718(10) Uani d . 1 C
H2 0.9572 0.0089 1.0984 0.086 Uiso calc R 1 H
C3 0.8380(3) 0.1227(2) 1.04693(17) 0.0610(9) Uani d . 1 C
C4 0.9032(4) 0.2123(3) 1.0782(2) 0.0747(10) Uani d . 1 C
C5 0.7705(4) -0.1262(3) 1.0022(2) 0.0763(10) Uani d . 1 C
C6 0.6497(5) -0.2555(2) 0.9319(2) 0.1155(15) Uani d . 1 C
H6A 0.7331 -0.2749 0.9081 0.139 Uiso calc R 1 H
H6B 0.6534 -0.2905 0.9804 0.139 Uiso calc R 1 H
C7 0.8840(4) 0.3794(3) 1.0605(2) 0.1091(13) Uani d . 1 C
H7A 0.9811 0.3878 1.0468 0.131 Uiso calc R 1 H
H7B 0.8920 0.3895 1.1166 0.131 Uiso calc R 1 H
C8 0.5132(4) -0.2761(2) 0.8792(2) 0.1225(15) Uani d . 1 C
H8A 0.4311 -0.2625 0.9050 0.184 Uiso calc R 1 H
H8B 0.5113 -0.3416 0.8648 0.184 Uiso calc R 1 H
H8C 0.5066 -0.2377 0.8330 0.184 Uiso calc R 1 H
C9 0.7794(5) 0.4477(2) 1.0173(2) 0.1277(15) Uani d . 1 C
H9A 0.7724 0.4375 0.9619 0.192 Uiso calc R 1 H
H9B 0.8139 0.5108 1.0301 0.192 Uiso calc R 1 H
H9C 0.6838 0.4394 1.0315 0.192 Uiso calc R 1 H
C3A 0.3519(3) 0.1182(2) 0.81126(17) 0.0593(9) Uani d . 1 C
C2A 0.2389(3) 0.0890(2) 0.75479(17) 0.0635(9) Uani d . 1 C
H2A 0.1706 0.1267 0.7227 0.076 Uiso calc R 1 H
C1A 0.2469(3) -0.0094(2) 0.75520(17) 0.0582(9) Uani d . 1 C
C5A 0.1485(4) -0.0754(3) 0.7058(2) 0.0724(10) Uani d . 1 C
C4A 0.4034(4) 0.2114(2) 0.8398(2) 0.0682(10) Uani d . 1 C
C7A 0.3693(4) 0.3759(2) 0.8193(2) 0.1231(16) Uani d . 1 C
H7AB 0.3461 0.3918 0.8703 0.148 Uiso calc R 1 H
H7AA 0.4749 0.3832 0.8215 0.148 Uiso calc R 1 H
C6A 0.0935(4) -0.2352(2) 0.67429(19) 0.0958(12) Uani d . 1 C
H6AB 0.0910 -0.2263 0.6185 0.115 Uiso calc R 1 H
H6AA -0.0066 -0.2301 0.6847 0.115 Uiso calc R 1 H
C9A 0.2894(4) 0.4376(2) 0.7598(2) 0.1259(15) Uani d . 1 C
H9AC 0.3096 0.4195 0.7092 0.189 Uiso calc R 1 H
H9AB 0.3204 0.5017 0.7707 0.189 Uiso calc R 1 H
H9AA 0.1852 0.4323 0.7599 0.189 Uiso calc R 1 H
C8A 0.1558(4) -0.3284(2) 0.69901(19) 0.1012(13) Uani d . 1 C
H8AC 0.2558 -0.3318 0.6900 0.152 Uiso calc R 1 H
H8AB 0.0978 -0.3768 0.6693 0.152 Uiso calc R 1 H
H8AA 0.1543 -0.3373 0.7539 0.152 Uiso calc R 1 H
N1 0.7163(3) 0.11955(18) 0.99052(14) 0.0737(8) Uani d . 1 N
H1 0.6694 0.1692 0.9713 0.088 Uiso calc R 1 H
N2 0.6757(3) 0.0320(2) 0.96746(14) 0.0707(8) Uani d . 1 N
N1A 0.4208(2) 0.03840(18) 0.84241(13) 0.0661(7) Uani d . 1 N
H1A 0.4961 0.0387 0.8797 0.079 Uiso calc R 1 H
N2A 0.3595(3) -0.04034(17) 0.80916(14) 0.0640(7) Uani d . 1 N
O1 1.0071(3) 0.21917(16) 1.13033(14) 0.1070(9) Uani d . 1 O
O2 0.8301(2) 0.28430(17) 1.04012(12) 0.0828(7) Uani d . 1 O
O3 0.8591(3) -0.17770(16) 1.03982(14) 0.1139(10) Uani d . 1 O
O4 0.6586(2) -0.15467(15) 0.94832(13) 0.0871(7) Uani d . 1 O
O3A 0.0442(3) -0.05032(15) 0.65884(14) 0.1060(9) Uani d . 1 O
O4A 0.1879(2) -0.16459(16) 0.71888(11) 0.0813(7) Uani d . 1 O
O1A 0.5046(3) 0.22635(13) 0.89249(14) 0.0943(8) Uani d . 1 O
O2A 0.3247(2) 0.27832(15) 0.79859(12) 0.0838(7) Uani d . 1 O
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 '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 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0106 0.0060 '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
_geom_angle_publ_flag
C2 C3 C4 132.4(3) y
C2 C1 C5 128.1(3) y
O1 C4 O2 125.3(3) ?
O1 C4 C3 124.7(4) y
O3 C5 O4 124.6(4) ?
O2 C7 C9 108.7(3) y
O3 C5 C1 122.7(4) y
N1 C3 C4 122.0(3) y
N2 C1 C5 120.7(3) y
N2 C1 C2 111.2(3) ?
C3 C2 C1 105.7(3) ?
C4 O2 C7 117.9(3) y
C5 O4 C6 116.5(3) y
N2 N1 C3 113.6(2) ?
C1 N2 N1 103.9(3) ?
N1 C3 C2 105.6(3) ?
O2 C4 C3 110.0(3) ?
O4 C5 C1 112.7(3) ?
C8 C6 O4 109.5(3) ?
C2A C3A C4A 132.9(3) y
C2A C1A C5A 127.4(3) y
O1A C4A C3A 125.4(3) y
O3A C5A O4A 124.2(3) ?
O1A C4A O2A 124.1(3) ?
O3A C5A C1A 123.0(3) y
N1A C3A C4A 121.1(3) y
C5A O4A C6A 116.5(3) y
C4A O2A C7A 116.1(3) y
N2A C1A C5A 121.3(3) y
O4A C6A C8A 107.2(3) y
C3A C2A C1A 105.5(3) ?
N1A C3A C2A 106.1(3) ?
N2A C1A C2A 111.3(3) ?
O4A C5A C1A 112.7(3) ?
O2A C4A C3A 110.5(3) ?
C9A C7A O2A 108.0(3) ?
N2A N1A C3A 113.0(2) ?
N1A N2A C1A 104.1(2) ?
C1 C2 H2 127.1 ?
C3 C2 H2 127.1 ?
C8 C6 H6A 109.8 ?
O4 C6 H6A 109.8 ?
C8 C6 H6B 109.8 ?
O4 C6 H6B 109.8 ?
N2 N1 H1 123.2 ?
C3 N1 H1 123.2 ?
H6A C6 H6B 108.2 ?
O2 C7 H7A 110.0 ?
C9 C7 H7A 110.0 ?
O2 C7 H7B 110.0 ?
C9 C7 H7B 110.0 ?
H7A C7 H7B 108.3 ?
C6 C8 H8A 109.5 ?
C6 C8 H8B 109.5 ?
H8A C8 H8B 109.5 ?
C6 C8 H8C 109.5 ?
H8A C8 H8C 109.5 ?
H8B C8 H8C 109.5 ?
C7 C9 H9A 109.5 ?
C7 C9 H9B 109.5 ?
H9A C9 H9B 109.5 ?
C7 C9 H9C 109.5 ?
H9A C9 H9C 109.5 ?
H9B C9 H9C 109.5 ?
C3A C2A H2A 127.3 ?
C1A C2A H2A 127.3 ?
C9A C7A H7AB 110.1 ?
O2A C7A H7AB 110.1 ?
C9A C7A H7AA 110.1 ?
O2A C7A H7AA 110.1 ?
H7AB C7A H7AA 108.4 ?
O4A C6A H6AB 110.3 ?
C8A C6A H6AB 110.3 ?
O4A C6A H6AA 110.3 ?
C8A C6A H6AA 110.3 ?
H6AB C6A H6AA 108.5 ?
C7A C9A H9AC 109.5 ?
C7A C9A H9AB 109.5 ?
H9AC C9A H9AB 109.5 ?
C7A C9A H9AA 109.5 ?
H9AC C9A H9AA 109.5 ?
H9AB C9A H9AA 109.5 ?
C6A C8A H8AC 109.5 ?
C6A C8A H8AB 109.5 ?
H8AC C8A H8AB 109.5 ?
C6A C8A H8AA 109.5 ?
H8AC C8A H8AA 109.5 ?
H8AB C8A H8AA 109.5 ?
N2A N1A H1A 123.5 ?
C3A N1A H1A 123.5 ?
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_publ_flag
N1 N2 1.335(3) y
C1 N2 1.333(3) y
C1 C2 1.393(4) y
C2 C3 1.361(3) y
C3 N1 1.349(3) y
C3 C4 1.464(4) ?
C1 C5 1.470(4) ?
C4 O1 1.197(3) ?
C4 O2 1.330(3) ?
C5 O3 1.197(3) ?
C5 O4 1.324(3) ?
C6 O4 1.454(3) ?
C7 O2 1.456(3) ?
C6 C8 1.444(4) ?
C7 C9 1.471(4) ?
N1A N2A 1.332(3) y
C1A N2A 1.340(3) y
C2A C1A 1.394(3) y
C3A C2A 1.359(3) y
C3A N1A 1.359(3) y
C3A C4A 1.457(4) ?
C1A C5A 1.466(4) ?
C5A O3A 1.197(3) ?
C5A O4A 1.321(3) ?
C4A O1A 1.201(3) ?
C4A O2A 1.322(3) ?
C6A O4A 1.454(3) ?
C7A C9A 1.447(4) ?
C6A C8A 1.470(4) ?
N1A H1A 0.8600 ?
C6 H6A 0.9700 ?
C6 H6B 0.9700 ?
C7 H7A 0.9700 ?
C7 H7B 0.9700 ?
C8 H8A 0.9600 ?
C8 H8B 0.9600 ?
C8 H8C 0.9600 ?
C9 H9A 0.9600 ?
C9 H9B 0.9600 ?
C9 H9C 0.9600 ?
C2A H2A 0.9300 ?
C7A O2A 1.467(3) ?
C7A H7AB 0.9700 ?
C7A H7AA 0.9700 ?
C6A H6AB 0.9700 ?
C6A H6AA 0.9700 ?
C9A H9AC 0.9600 ?
C9A H9AB 0.9600 ?
C9A H9AA 0.9600 ?
C8A H8AC 0.9600 ?
C8A H8AB 0.9600 ?
C8A H8AA 0.9600 ?
C2 H2 0.9300 ?
N1 H1 0.8600 ?
loop_
_geom_hbond_atom_site_label_D
_geom_hbond_atom_site_label_H
_geom_hbond_atom_site_label_A
_geom_hbond_distance_DH
_geom_hbond_distance_HA
_geom_hbond_distance_DA
_geom_hbond_angle_DHA
_geom_hbond_publ_flag
N1 H1 O1A 0.86 2.02 2.790(3) 149 y
N1A H1A N2 0.86 2.04 2.898(3) 177 y
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
N2 C1 C2 C3 -0.7(4)
C5 C1 C2 C3 178.5(3)
C1 C2 C3 N1 0.8(3)
C1 C2 C3 C4 -177.5(3)
N1 C3 C4 O1 176.8(3)
C2 C3 C4 O1 -5.2(6)
N1 C3 C4 O2 -3.3(4)
C2 C3 C4 O2 174.7(3)
N2 C1 C5 O3 179.2(3)
C2 C1 C5 O3 0.1(6)
N2 C1 C5 O4 -0.6(4)
C2 C1 C5 O4 -179.7(3)
N1A C3A C2A C1A -0.2(3)
C4A C3A C2A C1A 180.0(3)
C3A C2A C1A N2A -0.1(4)
C3A C2A C1A C5A 179.2(3)
N2A C1A C5A O3A 177.6(3)
C2A C1A C5A O3A -1.6(5)
N2A C1A C5A O4A -2.6(4)
C2A C1A C5A O4A 178.2(3)
N1A C3A C4A O1A -1.8(5)
C2A C3A C4A O1A 178.0(4)
N1A C3A C4A O2A 176.9(3)
C2A C3A C4A O2A -3.2(5)
C2 C3 N1 N2 -0.6(3)
C4 C3 N1 N2 177.9(3)
C2 C1 N2 N1 0.3(3)
C5 C1 N2 N1 -178.9(3)
C3 N1 N2 C1 0.2(3)
C2A C3A N1A N2A 0.4(3)
C4A C3A N1A N2A -179.8(3)
C3A N1A N2A C1A -0.4(3)
C2A C1A N2A N1A 0.3(3)
C5A C1A N2A N1A -179.0(3)
O1 C4 O2 C7 3.0(5)
C3 C4 O2 C7 -176.9(3)
C9 C7 O2 C4 -174.6(3)
O3 C5 O4 C6 -3.4(5)
C1 C5 O4 C6 176.4(3)
C8 C6 O4 C5 173.2(3)
O3A C5A O4A C6A -2.2(5)
C1A C5A O4A C6A 178.0(3)
C8A C6A O4A C5A -178.9(3)
O1A C4A O2A C7A 1.2(5)
C3A C4A O2A C7A -177.6(3)
C9A C7A O2A C4A 169.9(3)
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 ChemSpider 125422
2 PubChem 139066514
