A molecular receptor selective for zwitterionic alanine.
Rubio, Omayra H.; Taouil, Rachid; Muñiz, Francisco M; Monleón, Laura M; Simón, Luis; Sanz, Francisca; Morán, Joaquín R; Organic & biomolecular chemistry 15 (2017) 477–485; doi:10.1039/c6ob02237e

data_7155401
_publ_section_title
;
 A molecular receptor selective for zwitterionic alanine.
;
_journal_issue                   2
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              477
_journal_page_last               485
_journal_paper_doi               10.1039/c6ob02237e
_journal_volume                  15
_journal_year                    2017
_chemical_absolute_configuration rm
_chemical_formula_moiety         'C42 H56 Cl2 N6 O11'
_chemical_formula_sum            'C42 H56 Cl2 N6 O11'
_chemical_formula_weight         891.83
_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
_audit_update_record
;
2016-09-05 deposited with the CCDC.
2016-11-30 downloaded from the CCDC.
;
_cell_angle_alpha                95.487(2)
_cell_angle_beta                 114.669(2)
_cell_angle_gamma                107.436(2)
_cell_formula_units_Z            2
_cell_length_a                   12.8657(4)
_cell_length_b                   14.2553(4)
_cell_length_c                   14.8313(4)
_cell_measurement_reflns_used    6905
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      66.69
_cell_measurement_theta_min      3.36
_cell_volume                     2280.62(13)
_computing_cell_refinement       'SAINT (Bruker 2006)'
_computing_data_collection       'APEX 2 (Bruker 2006)'
_computing_data_reduction        'SAINT (Bruker 2006)'
_computing_molecular_graphics    'Mercury 2.3 (Macrae et al, 2008)'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.856
_diffrn_measured_fraction_theta_max 0.856
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
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_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -9
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_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            12496
_diffrn_reflns_theta_full        66.69
_diffrn_reflns_theta_max         66.69
_diffrn_reflns_theta_min         3.36
_exptl_absorpt_coefficient_mu    1.813
_exptl_absorpt_correction_T_max  0.804
_exptl_absorpt_correction_T_min  0.758
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2006)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.299
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismactic
_exptl_crystal_F_000             944
_exptl_crystal_size_max          0.20
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_refine_ls_extinction_method     none
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_refine_ls_number_reflns         6905
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_refine_ls_R_factor_all          0.0630
_refine_ls_R_factor_gt           0.0577
_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^)+(0.0917P)^2^+1.3999P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1616
_refine_ls_wR_factor_ref         0.1671
_reflns_number_gt                6087
_reflns_number_total             6905
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ob02237e2.cif
_cod_data_source_block           2fin
_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/RSC/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 7155399--7155401.cif.
;
_cod_original_cell_volume        2280.61(11)
_cod_original_sg_symbol_Hall     P-1
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7155401