Synthesis and coordination chemistry of an alkyne functionalised bis(pyrazolyl)methane ligand.
Mohr, Fabian; Cerrada, Elena; Laguna, Mariano; Dalton transactions (Cambridge, England : 2003)  (2006) 5567–5573; doi:10.1039/b613311h

data_7007893
_publ_section_title
;
 Synthesis and coordination chemistry of an alkyne functionalised
 bis(pyrazolyl)methane ligand.
;
_journal_issue                   47
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5567
_journal_page_last               5573
_journal_paper_doi               10.1039/b613311h
_journal_year                    2006
_chemical_formula_sum            'C16 H14 N4 O'
_chemical_formula_weight         278.31
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 95.411(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.2557(3)
_cell_length_b                   7.5895(3)
_cell_length_c                   9.8876(3)
_cell_measurement_temperature    293(2)
_cell_volume                     691.47(4)
_computing_cell_refinement       'CrysAlis RED (Oxford Diffraciton, 2005)'
_computing_data_collection       'CrysAlis CCD (Oxford Diffraciton, 2005)'
_computing_data_reduction        'CrysAlis RED (Oxford Diffraciton, 2005)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.908
_diffrn_measured_fraction_theta_max 0.908
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur2'
_diffrn_measurement_method       '\f and \w 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  0.0158
_diffrn_reflns_av_sigmaI/netI    0.0320
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            6678
_diffrn_reflns_theta_full        32.15
_diffrn_reflns_theta_max         32.15
_diffrn_reflns_theta_min         3.94
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.088
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.929953
_exptl_absorpt_correction_type   'multi-scan correction'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.337
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             292
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.223
_refine_diff_density_min         -0.194
_refine_diff_density_rms         0.039
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.3(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.148
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     190
_refine_ls_number_reflns         3855
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.148
_refine_ls_R_factor_all          0.0419
_refine_ls_R_factor_gt           0.0359
_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^)+(0.0545P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0891
_refine_ls_wR_factor_ref         0.0910
_reflns_number_gt                3494
_reflns_number_total             3855
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b613311h.txt
_cod_data_source_block           elena6pa
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 
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_cod_original_sg_symbol_H-M      P21
_cod_database_code               7007893