42 salt forms of tyramine: structural comparison and the occurrence of hydrate formation
Briggs, Naomi E. B.; Kennedy, Alan R.; Morrison, Catriona A.; Acta Crystallographica Section B 68 (2012) 453–464; doi:10.1107/S0108768112026456

data_2105224
_publ_section_title
;
 42 salt forms of tyramine: structural comparison and the occurrence of
 hydrate formation
;
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              453
_journal_page_last               464
_journal_paper_doi               10.1107/S0108768112026456
_journal_volume                  68
_journal_year                    2012
_chemical_formula_sum            'C16 H19 N O3'
_chemical_formula_weight         273.32
_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                 116.740(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.4527(8)
_cell_length_b                   12.2496(5)
_cell_length_c                   11.6217(8)
_cell_measurement_reflns_used    4078
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      28.7731
_cell_measurement_theta_min      3.3195
_cell_volume                     1456.06(19)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.908
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur E'
_diffrn_measurement_method       '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  0.0317
_diffrn_reflns_av_sigmaI/netI    0.0659
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            11784
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         28.84
_diffrn_reflns_theta_min         3.33
_exptl_absorpt_coefficient_mu    0.086
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.72370
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan  5 2010,16:28:46)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.247
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Fragment
_exptl_crystal_F_000             584
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.336
_refine_diff_density_min         -0.203
_refine_ls_extinction_coef       0.0028(12)
_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   0.877
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         3470
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.877
_refine_ls_R_factor_all          0.0736
_refine_ls_R_factor_gt           0.0388
_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^)+(0.0426P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0782
_refine_ls_wR_factor_ref         0.0832
_reflns_number_gt                2100
_reflns_number_total             3470
_reflns_threshold_expression     I>2/s(I)
_cod_data_source_file            ry5045.cif
_cod_data_source_block           tyrotol
_cod_original_cell_volume        1456.06(15)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               2105224