Photochemical-mediated solid-state [2+2]-cycloaddition reactions of an unsymmetrical dibenzylidene acetone (monothiophos-dba)
Jarvis, A. G.; Sparkes, H. A.; Tallentire, S. E.; Hatcher, L. E.; Warren, M. R.; Raithby, P. R.; Allan, D. R.; Whitwood, A. C.; Cockett, M. C. R.; Duckett, S. B.; Clark, J. L.; Fairlamb, I. J. S.; CrystEngComm 14 (2012) 5564–; doi:10.1039/c2ce25480h

data_7208351
_publ_section_title
;
 Photochemical-mediated solid-state [2+2]-cycloaddition reactions of an
 unsymmetrical dibenzylidene acetone (monothiophos-dba)
;
_journal_issue                   17
_journal_name_full               CrystEngComm
_journal_page_first              5564
_journal_paper_doi               10.1039/c2ce25480h
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C29 H23 O P S'
_chemical_formula_sum            'C29 H23 O P S'
_chemical_formula_weight         450.5
_chemical_name_systematic
;
?
;
_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                 102.056(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.3704(14)
_cell_length_b                   17.241(3)
_cell_length_c                   14.693(2)
_cell_measurement_reflns_used    6349
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      31.6
_cell_measurement_theta_min      1.8
_cell_volume                     2321.4(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.928
_diffrn_measured_fraction_theta_max 0.928
_diffrn_measurement_device_type  'Rigaku Saturn724+'
_diffrn_measurement_method       \w-scans
_diffrn_orient_matrix_UB_11      -0.015208
_diffrn_orient_matrix_UB_12      0.107948
_diffrn_orient_matrix_UB_13      0.004946
_diffrn_orient_matrix_UB_21      -0.038488
_diffrn_orient_matrix_UB_22      -0.007381
_diffrn_orient_matrix_UB_23      0.042760
_diffrn_orient_matrix_UB_31      0.047999
_diffrn_orient_matrix_UB_32      0.019325
_diffrn_orient_matrix_UB_33      0.046540
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         synchrotron
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.68890
_diffrn_reflns_av_R_equivalents  0.0683
_diffrn_reflns_av_sigmaI/netI    0.0528
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            30313
_diffrn_reflns_theta_full        31.74
_diffrn_reflns_theta_max         31.74
_diffrn_reflns_theta_min         1.79
_exptl_absorpt_coefficient_mu    0.228
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.703
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrystalClear-SM Expert 2.0 r4 (Rigaku, 2009)
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.289
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             944
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.516
_refine_diff_density_min         -0.322
_refine_diff_density_rms         0.069
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.098
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     398
_refine_ls_number_reflns         8032
_refine_ls_number_restraints     18
_refine_ls_restrained_S_all      1.097
_refine_ls_R_factor_all          0.0948
_refine_ls_R_factor_gt           0.0646
_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^)+(0.0728P)^2^+0.9845P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1536
_refine_ls_wR_factor_ref         0.1865
_reflns_number_gt                5766
_reflns_number_total             8032
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce25480h.txt
_cod_data_source_block           173K
_cod_database_code               7208351