Synthesis and structural characterization of anion complexes with azacalix[2]dipyrrolylmethane: effect of anion charge on the conformation of the macrocycle.
Guchhait, Tapas; Mani, Ganesan; Schulzke, Carola; Dalton transactions (Cambridge, England : 2003) 45 (2016) 11781–11790; doi:10.1039/c6dt01396a

data_7039584
_publ_section_title
;
 Synthesis and structural characterization of anion complexes with
 azacalix[2]dipyrrolylmethane: effect of anion charge on the conformation
 of the macrocycle.
;
_journal_issue                   29
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              11781
_journal_page_last               11790
_journal_paper_doi               10.1039/c6dt01396a
_journal_volume                  45
_journal_year                    2016
_chemical_formula_sum            'C47 H62 N6 O5'
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_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
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_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2016-06-13 deposited with the CCDC.
2016-06-16 downloaded from the CCDC.
;
_cell_angle_alpha                72.028(3)
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_computing_structure_solution    'SIR-92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.569
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Brucker CCD APEX 2'
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_diffrn_source                   'fine-focus sealed tube'
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_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.180
_exptl_crystal_description       Prism
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
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'w=1/[\s^2^(Fo^2^)+(0.0528P)^2^+1.5706P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_refine_ls_wR_factor_ref         0.1310
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_reflns_number_total             4471
_reflns_threshold_expression     'I > 2\s(I)'
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'Adding full bibliography for 7039581--7039589.cif.'
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