#------------------------------------------------------------------------------
#$Date: 2025-08-19 22:00:13 +0300 (Tue, 19 Aug 2025) $
#$Revision: 301809 $
#$URL: file:///home/coder/svn-repositories/cod/cif/2/31/11/2311105.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_2311105
loop_
_publ_author_name
'Sovago, Ioana'
'Hoser, Anna A.'
'Madsen, Anders Ø.'
_publ_section_title
;
 A combined model of electron density and lattice dynamics refined against
 elastic diffraction data. Thermodynamic properties of crystalline
 <small>L</small>-alanine
;
_journal_coeditor_code           AE5068
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section A'
_journal_page_first              32
_journal_page_last               44
_journal_paper_doi               10.1107/S205327331901355X
_journal_volume                  76
_journal_year                    2020
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C3 H7 N O2'
_chemical_formula_sum            'C3 H7 N O2'
_chemical_formula_weight         89.1
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      19
_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     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.9534(5)
_cell_length_b                   12.2772(10)
_cell_length_c                   5.7882(5)
_cell_measurement_reflns_used    5997
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      58.0
_cell_measurement_theta_min      3.3
_cell_measurement_wavelength     0.71073
_cell_volume                     423.07(6)
_computing_molecular_graphics    'Volkov et al, (2006)'
_computing_publication_material  'Volkov et al, (2006)'
_computing_structure_refinement  'Volkov et al, (2006)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker Nonius X8 APEXII CCD area-detector'
_diffrn_measurement_method       'ω and φ'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0464
_diffrn_reflns_av_unetI/netI     0.027
_diffrn_reflns_Laue_measured_fraction_full 0.989
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            5997
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         57.97
_diffrn_reflns_theta_min         3.319
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.117
_exptl_absorpt_correction_T_max  0.7514
_exptl_absorpt_correction_T_min  0.6454
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Bruker(2001)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.399
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rhombic
_exptl_crystal_F_000             192
_exptl_crystal_size_max          0.328
_exptl_crystal_size_mid          0.262
_exptl_crystal_size_min          0.184
_refine_diff_density_max         0.319
_refine_diff_density_min         -0.183
_refine_ls_extinction_coef       1.04(4)
_refine_ls_extinction_expression
;
        Becker, P.J. & Coppens, P. (1974) Acta Cryst., A30, 129-153.
;
_refine_ls_extinction_method     'Becker-Coppens type 1 Lorentzian isotropic'
_refine_ls_goodness_of_fit_ref   1.442
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     130
_refine_ls_number_reflns         6000
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.021
_refine_ls_R_factor_gt           0.021
_refine_ls_shift/su_max          0.00001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
        calc w2 = 1/[s²(Fo²)]
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.048
_reflns_Friedel_coverage         0.773
_reflns_Friedel_fraction_full    1
_reflns_Friedel_fraction_max     0.994
_reflns_number_gt                5719
_reflns_number_total             5997
_reflns_threshold_expression     'I > 2σ(I)'
_cod_data_source_file            ae5068sup1.cif
_cod_data_source_block           xd_dispersion
_cod_depositor_comments
'Adding full bibliography for 2311101--2311106.cif.'
_cod_database_code               2311105
_cod_database_fobs_code          2311105
loop_
_space_group_symop_id
_space_group_symop_operation_xyz
1 +X,+Y,+Z
2 1/2-X,-Y,1/2+Z
3 1/2+X,1/2-Y,-Z
4 -X,1/2+Y,1/2-Z
loop_
_atom_local_axes_atom_label
_atom_local_axes_atom0
_atom_local_axes_ax1
_atom_local_axes_atom1
_atom_local_axes_atom2
_atom_local_axes_ax2
O1 C1 Z O1 O2 Y
O2 C1 Z O2 O1 Y
N1 H12 Z N1 H11 Y
C1 O1 X C1 O2 Y
C2 H21 Z C2 N1 Y
C3 H31 Z C3 H32 Y
H11 N1 Z H11 H12 Y
H12 N1 Z H12 H11 Y
H13 N1 Z H13 H11 Y
H21 C2 Z H21 N1 Y
H31 C3 Z H31 H32 Y
H32 C3 Z H32 H31 Y
H33 C3 Z H33 H31 Y
loop_
_atom_rho_multipole_atom_label
_atom_rho_multipole_coeff_Pv
_atom_rho_multipole_coeff_P00
_atom_rho_multipole_coeff_P11
_atom_rho_multipole_coeff_P1-1
_atom_rho_multipole_coeff_P10
_atom_rho_multipole_coeff_P20
_atom_rho_multipole_coeff_P21
_atom_rho_multipole_coeff_P2-1
_atom_rho_multipole_coeff_P22
_atom_rho_multipole_coeff_P2-2
_atom_rho_multipole_coeff_P30
_atom_rho_multipole_coeff_P31
_atom_rho_multipole_coeff_P3-1
_atom_rho_multipole_coeff_P32
_atom_rho_multipole_coeff_P3-2
_atom_rho_multipole_coeff_P33
_atom_rho_multipole_coeff_P3-3
_atom_rho_multipole_coeff_P40
_atom_rho_multipole_coeff_P41
_atom_rho_multipole_coeff_P4-1
_atom_rho_multipole_coeff_P42
_atom_rho_multipole_coeff_P4-2
_atom_rho_multipole_coeff_P43
_atom_rho_multipole_coeff_P4-3
_atom_rho_multipole_coeff_P44
_atom_rho_multipole_coeff_P4-4
_atom_rho_multipole_kappa
_atom_rho_multipole_kappa_prime0
_atom_rho_multipole_kappa_prime1
_atom_rho_multipole_kappa_prime2
_atom_rho_multipole_kappa_prime3
_atom_rho_multipole_kappa_prime4
O1 6.406(17) 0 0.042(7) 0.016(7) -0.055(6) -0.013(5) -0.006(5) 0.026(5)
-0.104(5) 0.072(5) 0.014(7) -0.025(6) 0.013(9) 0.042(6) 0.000(7) 0.041(6)
0.008(9) 0 0 0 0 0 0 0 0 0 0.991517 1.055937 1.055937 1.055937 1.055937 1.055937
O2 6.439(18) 0 0.002(7) 0.007(7) -0.071(7) -0.024(5) 0.004(5) -0.005(4)
-0.085(5) -0.064(5) 0.026(10) -0.010(6) 0.010(7) 0.027(6) 0.011(6) 0.009(7)
-0.002(9) 0 0 0 0 0 0 0 0 0 0.991517 1.055937 1.055937 1.055937 1.055937
1.055937
N1 5.16(3) 0 -0.021(10) 0.012(9) 0.023(9) 0.010(7) 0.051(7) -0.028(7) -0.034(7)
-0.002(7) 0.197(11) 0.022(14) -0.006(9) -0.007(8) -0.013(10) -0.055(12)
-0.172(9) 0 0 0 0 0 0 0 0 0 1.005394 0.912288 0.912288 0.912288 0.912288
0.912288
C1 4.16(3) 0 0.044(11) 0.042(11) -0.024(11) -0.230(9) -0.007(7) 0.012(8)
0.057(8) -0.070(8) -0.005(11) 0.028(11) 0.030(17) -0.015(11) -0.033(11)
0.357(12) 0.019(14) 0 0 0 0 0 0 0 0 0 1.008183 0.996378 0.996378 0.996378
0.996378 0.996378
C2 4.04(3) 0 -0.002(12) -0.088(11) 0.034(13) 0.000(9) -0.012(9) 0.016(9)
0.072(9) -0.006(8) 0.283(12) 0.012(12) 0.039(12) 0.019(19) 0.001(11) 0.018(12)
-0.235(12) 0 0 0 0 0 0 0 0 0 1.017466 0.97224 0.97224 0.97224 0.97224 0.97224
C3 4.13(5) 0 0.017(12) -0.009(13) 0.000(13) 0.047(10) -0.055(9) 0.109(9)
-0.034(9) -0.052(9) 0.266(15) -0.018(13) -0.023(13) 0.021(13) -0.017(15)
-0.032(14) -0.185(13) 0 0 0 0 0 0 0 0 0 1.002088 0.984899 0.984899 0.984899
0.984899 0.984899
H11 0.729(10) 0 0.001(7) -0.005(7) 0.176(8) 0.116(10) 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 1.216107 1.216107 1.216107 1.216107 1.216107 1.216107
H12 0.729(10) 0 0.001(7) -0.005(7) 0.176(8) 0.116(10) 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 1.216107 1.216107 1.216107 1.216107 1.216107 1.216107
H13 0.729(10) 0 0.001(7) -0.005(7) 0.176(8) 0.116(10) 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 1.216107 1.216107 1.216107 1.216107 1.216107 1.216107
H21 0.866(17) 0 0.021(13) 0.006(13) 0.164(13) 0.078(17) 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 1.217717 1.217717 1.217717 1.217717 1.217717 1.217717
H31 0.871(12) 0 0.012(7) -0.018(7) 0.175(9) 0.083(12) 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 1.213581 1.213581 1.213581 1.213581 1.213581 1.213581
H32 0.871(12) 0 0.012(7) -0.018(7) 0.175(9) 0.083(12) 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 1.213581 1.213581 1.213581 1.213581 1.213581 1.213581
H33 0.871(12) 0 0.012(7) -0.018(7) 0.175(9) 0.083(12) 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 1.213581 1.213581 1.213581 1.213581 1.213581 1.213581
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_symmetry_multiplicity
O1 O 0.72757(4) 0.083980(17) 0.62520(4) 0.014 Uani 1 4
O2 O 0.44364(4) 0.184298(17) 0.76117(3) 0.013 Uani 1 4
N1 N 0.64931(3) 0.137740(13) 0.18379(3) 0.01 Uani 1 4
C1 C 0.55587(3) 0.140895(12) 0.60033(3) 0.009 Uani 1 4
C2 C 0.46912(3) 0.161199(13) 0.35461(3) 0.009 Uani 1 4
C3 C 0.26392(3) 0.090938(19) 0.30334(4) 0.014 Uani 1 4
H11 H 0.705075 0.056868 0.192042 0.023 Uani 1 4
H12 H 0.787687 0.189128 0.209161 0.022 Uani 1 4
H13 H 0.583031 0.148176 0.017518 0.021 Uani 1 4
H21 H 0.426193 0.247769 0.338711 0.022 Uani 1 4
H31 H 0.196392 0.109259 0.131149 0.033 Uani 1 4
H32 H 0.131311 0.105266 0.431625 0.031 Uani 1 4
H33 H 0.306345 0.003902 0.303718 0.031 Uani 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_site_symmetry_1
_geom_angle_site_symmetry_2
_geom_angle_site_symmetry_3
_geom_angle_publ_flag
H11 N1 H12 108.356(14) 1_555 1_555 1_555 yes
H11 N1 H13 106.080(14) 1_555 1_555 1_555 yes
H12 N1 H13 110.553(14) 1_555 1_555 1_555 yes
O1 C1 O2 125.795(19) 1_555 1_555 1_555 yes
O1 C1 C2 118.319(16) 1_555 1_555 1_555 yes
O2 C1 C2 115.886(16) 1_555 1_555 1_555 yes
C1 C2 C3 111.003(14) 1_555 1_555 1_555 yes
C1 C2 H21 108.286(13) 1_555 1_555 1_555 yes
C3 C2 H21 110.192(15) 1_555 1_555 1_555 yes
C2 C3 H31 110.743(17) 1_555 1_555 1_555 yes
C2 C3 H32 110.723(17) 1_555 1_555 1_555 yes
C2 C3 H33 111.464(17) 1_555 1_555 1_555 yes
H31 C3 H32 108.528(18) 1_555 1_555 1_555 yes
H31 C3 H33 106.582(18) 1_555 1_555 1_555 yes
H32 C3 H33 108.660(19) 1_555 1_555 1_555 yes
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_1
_geom_bond_site_symmetry_2
_geom_bond_publ_flag
O1 C1 1.2465(2) 1_555 1_555 yes
O2 C1 1.2638(2) 1_555 1_555 yes
N1 H11 1.04801(16) 1_555 1_555 yes
N1 H12 1.04800(16) 1_555 1_555 yes
N1 H13 1.04800(15) 1_555 1_555 yes
C1 C2 1.5335(2) 1_555 1_555 yes
C2 C3 1.5246(3) 1_555 1_555 yes
C2 H21 1.09700(15) 1_555 1_555 yes
C3 H31 1.0980(2) 1_555 1_555 yes
C3 H32 1.0980(2) 1_555 1_555 yes
C3 H33 1.0980(2) 1_555 1_555 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_site_symmetry_1
_geom_torsion_site_symmetry_2
_geom_torsion_site_symmetry_3
_geom_torsion_site_symmetry_4
_geom_torsion_publ_flag
O1 C1 C2 C3 103.54(2) 1_555 1_555 1_555 1_555 yes
O1 C1 C2 H21 -135.38(2) 1_555 1_555 1_555 1_555 yes
O2 C1 C2 C3 -76.352(19) 1_555 1_555 1_555 1_555 yes
O2 C1 C2 H21 44.730(17) 1_555 1_555 1_555 1_555 yes
C1 C2 C3 H31 176.63(2) 1_555 1_555 1_555 1_555 yes
C1 C2 C3 H32 56.194(17) 1_555 1_555 1_555 1_555 yes
C1 C2 C3 H33 -64.892(17) 1_555 1_555 1_555 1_555 yes
H21 C2 C3 H31 56.676(17) 1_555 1_555 1_555 1_555 yes
H21 C2 C3 H32 -63.760(17) 1_555 1_555 1_555 1_555 yes
H21 C2 C3 H33 175.15(2) 1_555 1_555 1_555 1_555 yes
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 PubChem 7311724
