O–H Bond elongation in co-ordinated water through intramolecular P=O⋯H–O bonding. 'Snap-shots' in phosphate ester hydrolysis
Murugavel, Ramaswamy; Sathiyendiran, Malaichamy; Pothiraja, Ramasamy; Butcher, Ray J.; Chemical Communications (Cambridge, United Kingdom)  (2003) 2546–2547; doi:10.1039/b306038a

data_7104830
_publ_section_title
;
 O--H Bond elongation in co-ordinated water through intramolecular
 P=O&#x22EF;H--O bonding. 'Snap-shots' in phosphate ester hydrolysis
;
_journal_coden_ASTM              CHCOFS
_journal_issue                   20
_journal_name_full
;
 Chemical Communications (Cambridge, United Kingdom)
;
_journal_page_first              2546
_journal_page_last               2547
_journal_paper_doi               10.1039/b306038a
_journal_year                    2003
_chemical_formula_sum            'C28 H46 Cu N2 O9 P2'
_chemical_formula_weight         680.15
_chemical_name_common            cu-phenanthroline-dtbp
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 97.078(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.7666(11)
_cell_length_b                   18.0616(10)
_cell_length_c                   17.5747(10)
_cell_measurement_temperature    293(2)
_cell_volume                     3391.6(4)
_computing_cell_refinement       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_collection       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_reduction        'XCAD4 (Harms & Wocadlo, 1995)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Enraf-Nonius Turbo CAD4'
_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  0.0378
_diffrn_reflns_av_sigmaI/netI    0.1009
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            6251
_diffrn_reflns_theta_full        24.94
_diffrn_reflns_theta_max         24.94
_diffrn_reflns_theta_min         1.62
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.788
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.332
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needles
_exptl_crystal_F_000             1436
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.992
_refine_diff_density_min         -0.824
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     394
_refine_ls_number_reflns         5914
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.1438
_refine_ls_R_factor_gt           0.0579
_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^)+(0.0568P)^2^+4.8418P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1254
_refine_ls_wR_factor_ref         0.1499
_reflns_number_gt                3453
_reflns_number_total             5914
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b306038a.txt
_cod_data_source_block           293K_structure_of_2
_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 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7104830