2,9-Dimethyl-1,10-phenanthroline Dihydrate
Sergio Baggio; Ricardo Baggio; Alvaro W. Mombrú; Acta Crystallographica Section C 54 (1998) 1900–1902; doi:10.1107/S0108270198009743

data_2007953
_publ_section_title
;
 2,9-Dimethyl-1,10-phenanthroline Dihydrate
;
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1900
_journal_page_last               1902
_journal_paper_doi               10.1107/S0108270198009743
_journal_volume                  54
_journal_year                    1998
_chemical_formula_moiety         'C14 H12 N2, 2H2 O'
_chemical_formula_sum            'C14 H16 N2 O2'
_chemical_formula_weight         244.29
_chemical_name_common            'Neocuproine dihydrate'
_chemical_name_systematic
;
2,9-Dimethyl-1,10-phenanthroline dihydrate
;
_space_group_IT_number           12
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 110.96(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.155(5)
_cell_length_b                   6.871(2)
_cell_length_c                   11.077(3)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      12.5
_cell_measurement_theta_min      7.5
_cell_volume                     1290.3(6)
_computing_cell_refinement       'MSC/AFC Diffractometer Control Software'
_computing_data_collection
;
MSC/AFC Diffractometer Control Software, (Molecular Structure
Corporation, 1988)
;
_computing_data_reduction        'MSC/AFC Diffractometer Control Software'
_computing_molecular_graphics    'XP in SHELXTL/PC (Sheldrick, 1994)'
_computing_publication_material
'PARST (Nardelli, 1983) and CSD (Allen & Kennard, 1993)'
_computing_structure_refinement  SHELXL97
_computing_structure_solution    'SHELXS97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.501
_diffrn_measured_fraction_theta_max 0.501
_diffrn_measurement_device       'Rigaku AFC-7S '
_diffrn_measurement_method       \w/2\q
_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  0.0161
_diffrn_reflns_av_sigmaI/netI    0.0158
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -1
_diffrn_reflns_number            1457
_diffrn_reflns_theta_full        25.05
_diffrn_reflns_theta_max         25.05
_diffrn_reflns_theta_min         1.97
_diffrn_standards_decay_%        <2
_diffrn_standards_interval_count 98
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.257
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.159
_refine_diff_density_min         -0.137
_refine_ls_extinction_coef       0.016(3)
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 1997)'
_refine_ls_goodness_of_fit_ref   1.01
_refine_ls_hydrogen_treatment
'H atoms treated as a mixture of independent and constrained refinement'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     132
_refine_ls_number_reflns         1249
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.01
_refine_ls_R_factor_all          0.069
_refine_ls_R_factor_gt           0.047
_refine_ls_shift/su_max          <0.01
_refine_ls_shift/su_mean         <0.01
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.073P)^2^+0.418P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.139
_reflns_number_gt                860
_reflns_number_total             1249
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ha1227.cif
_cod_data_source_block           Neocuproine
_cod_depositor_comments
;
The following automatic conversions were performed:
'_geom_bond_publ_flag' value 'Y' changed to 'y' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (22 times).

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_geom_bond_publ_flag' value 'Y' changed to 'y' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (22
times).

'_geom_angle_publ_flag' value 'N' changed to 'n' according
to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary
named 'cif_core.dic' version 2.4.1 from 2010-06-29 (26
times).

'_geom_torsion_publ_flag' value 'N' changed to 'n' according
to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary
named 'cif_core.dic' version 2.4.1 from 2010-06-29 (35 times).

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_refine_ls_weighting_scheme' value 'calc w =
1/[\s^2^(Fo^2^)+(0.073P)^2^+0.418P] where P=(Fo^2^+2Fc^2^)/3' was
changed to 'calc'. New tag '_refine_ls_weighting_details' was
created. The value of the new tag was set to 'w =
1/[\s^2^(Fo^2^)+(0.073P)^2^+0.418P] where P=(Fo^2^+2Fc^2^)/3'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_sg_symbol_H-M      'C 2/m'
_cod_database_code               2007953