A new synthetic route for the preparation of [Os3(CO)10(μ-OH)(μ-H)] and its reaction with bis(diphenylphosphino)methane (dppm): syntheses and X-ray structures of two isomers of [Os3(CO)8(μ-OH)(μ-H)(μ-dppm)] and [Os3(CO)7(μ3-CO)(μ3-O)(μ-dppm)]
Joy, Md. Tuhinur R.; Bhoumik, Nikhil C.; Ghosh, Shishir; Richmond, Michael G.; Kabir, Shariff E.; RSC Advances 10 (2020) 44699–44711; doi:10.1039/D0RA08783A

data_7241897
_publ_section_title
;
 A new synthetic route for the preparation of [Os3(CO)10(\m-OH)(\m-H)] and
 its reaction with bis(diphenylphosphino)methane (dppm): syntheses and
 X-ray structures of two isomers of [Os3(CO)8(\m-OH)(\m-H)(\m-dppm)] and
 [Os3(CO)7(\m3-CO)(\m3-O)(\m-dppm)]
;
_journal_issue                   73
_journal_name_full               'RSC Advances'
_journal_page_first              44699
_journal_page_last               44711
_journal_paper_doi               10.1039/D0RA08783A
_journal_volume                  10
_journal_year                    2020
_chemical_formula_moiety         'C33 H24 O9 Os3 P2'
_chemical_formula_sum            'C33 H24 O9 Os3 P2'
_chemical_formula_weight         1197.06
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_audit_creation_date             2019-10-15
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-10-11 deposited with the CCDC.	2020-11-25 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 105.5930(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.9006(4)
_cell_length_b                   11.7117(4)
_cell_length_c                   23.7556(8)
_cell_measurement_reflns_used    9028
_cell_measurement_temperature    193(1)
_cell_measurement_theta_max      28.31
_cell_measurement_theta_min      2.70
_cell_volume                     3457.1(2)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      193(1)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0404
_diffrn_reflns_av_unetI/netI     0.0161
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            133154
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.351
_diffrn_reflns_theta_min         2.700
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    11.143
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.4311
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. wR2(int) was 0.1073 before and 0.0510 after correction. The Ratio of minimum to maximum transmission is 0.5781. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    2.300
_exptl_crystal_description       block
_exptl_crystal_F_000             2208
_exptl_crystal_size_max          0.215
_exptl_crystal_size_mid          0.101
_exptl_crystal_size_min          0.068
_refine_diff_density_max         2.689
_refine_diff_density_min         -1.355
_refine_diff_density_rms         0.117
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.046
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     432
_refine_ls_number_reflns         8608
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.046
_refine_ls_R_factor_all          0.0245
_refine_ls_R_factor_gt           0.0186
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0116P)^2^+8.2870P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0360
_refine_ls_wR_factor_ref         0.0376
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7735
_reflns_number_total             8608
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0ra08783a1.cif
_cod_data_source_block           tr_59d_a
_cod_database_code               7241897
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.518
_shelx_estimated_absorpt_t_min   0.198
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C9(H9a,H9b)
2.b Aromatic/amide H refined with riding coordinates:
 C11(H11), C12(H12), C13(H13), C14(H14), C15(H15), C17(H17), C18(H18),
 C19(H19), C20(H20), C21(H21), C23(H23), C24(H24), C25(H25), C26(H26), C27(H27),
  C29(H29), C30(H30), C31(H31), C32(H32), C33(H33)
;
_shelx_res_checksum              63885
_olex2_submission_special_instructions 'No special instructions were received'