Versatility of 2,6-diacetylpyridine (dap) hydrazones in generating varied molecular architectures: synthesis and structural characterization of a binuclear double helical Zn(II) complex and a Mn(II) coordination polymer.
Naskar, Subhendu; Corbella, Montserrat; Blake, Alexander J.; Chattopadhyay, Shyamal Kumar; Dalton transactions (Cambridge, England : 2003)  (2007) 1150–1159; doi:10.1039/b615004g

data_7005022
_publ_section_title
;
 Versatility of 2,6-diacetylpyridine (dap) hydrazones in generating
 varied molecular architectures: synthesis and structural
 characterization of a binuclear double helical Zn(II) complex and a
 Mn(II) coordination polymer.
;
_journal_issue                   11
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1150
_journal_page_last               1159
_journal_paper_doi               10.1039/b615004g
_journal_year                    2007
_chemical_formula_moiety         'C46 H42 N14 O4 Zn2, 2.25(C3 H7 N O)'
_chemical_formula_sum            'C52.75 H56.75 N16.25 O6.25 Zn2'
_chemical_formula_weight         1149.13
_chemical_name_systematic
;
?
;
_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
'sp2 methyl H atoms from delta-F; others placed geometrically'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'enCIFer editing of SHELXL97 CIF output'
_cell_angle_alpha                65.408(2)
_cell_angle_beta                 74.714(2)
_cell_angle_gamma                79.138(2)
_cell_formula_units_Z            2
_cell_length_a                   13.368(2)
_cell_length_b                   14.379(2)
_cell_length_c                   15.938(2)
_cell_measurement_reflns_used    9682
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.3
_cell_volume                     2676.3(6)
_computing_cell_refinement       'Bruker SAINT version 6.36a (Bruker, 2002)'
_computing_data_collection       'Bruker SMART version 5.624 (Bruker, 2001)'
_computing_data_reduction        'Bruker SAINT; Bruker SHELXTL (Bruker, 2001)'
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  'enCIFer (Allen et al., 2004); PLATON'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1998)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device_type  'Bruker SMART1000 CCD area detector'
_diffrn_measurement_method       omega
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.057
_diffrn_reflns_av_sigmaI/netI    0.059
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            24377
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.55
_diffrn_reflns_theta_min         1.91
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.963
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.426
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1194
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.24
_platon_squeeze_details
;
?
;
_refine_diff_density_max         0.38
_refine_diff_density_min         -0.41
_refine_diff_density_rms         0.07
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.96
_refine_ls_hydrogen_treatment    'rigid rotor; riding model'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     693
_refine_ls_number_reflns         11941
_refine_ls_number_restraints     222
_refine_ls_restrained_S_all      0.96
_refine_ls_R_factor_all          0.0496
_refine_ls_R_factor_gt           0.0369
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.054P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0937
_refine_ls_wR_factor_ref         0.0982
_reflns_number_gt                9119
_reflns_number_total             11941
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b615004g.txt
_cod_data_source_block           znpyne
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7005022