New multi-component solid forms of anti-cancer drug Erlotinib: role of auxiliary interactions in determining a preferred conformation
Sanphui, Palash; Rajput, Lalit; Gopi, Shanmukha Prasad; Desiraju, Gautam R.; Acta Crystallographica Section B 72 (2016) 291–300; doi:10.1107/S2052520616003607

data_2020511
_publ_section_title
;
 New multi-component solid forms of anti-cancer drug Erlotinib: role of
 auxiliary interactions in determining a preferred conformation
;
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              291
_journal_page_last               300
_journal_paper_doi               10.1107/S2052520616003607
_journal_volume                  72
_journal_year                    2016
_chemical_formula_sum            'C27 H33 N3 O9'
_chemical_formula_weight         543.56
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                61.73(3)
_cell_angle_beta                 79.64(6)
_cell_angle_gamma                86.58(6)
_cell_formula_units_Z            2
_cell_length_a                   7.916(10)
_cell_length_b                   14.012(15)
_cell_length_c                   14.349(14)
_cell_measurement_reflns_used    3232
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      1.7
_cell_volume                     1378(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  XtaLABmini
_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  0.0756
_diffrn_reflns_av_sigmaI/netI    0.0852
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            14359
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         1.64
_exptl_absorpt_coefficient_mu    0.099
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.626
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.310
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             576
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.407
_refine_diff_density_min         -0.427
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.129
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     372
_refine_ls_number_reflns         6237
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.129
_refine_ls_R_factor_all          0.1029
_refine_ls_R_factor_gt           0.0671
_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^)+(0.0735P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1586
_refine_ls_wR_factor_ref         0.1967
_reflns_number_gt                4171
_reflns_number_total             6237
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            zb5050sup1.cif
_cod_data_source_block           Erlotinib-glutaric-hydrate
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/IUCr/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 2020509--2020513.cif.
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               2020511
_cod_database_fobs_code          2020511