Impact of sulfur substituents on the C–H⋯O interaction of terminal alkynes in crystal engineering
Lehane, K. Niamh; Moynihan, Edmond J. A.; Brondel, Nicolas; Lawrence, Simon E.; Maguire, Anita R.; CrystEngComm 9 (2007) 1041–; doi:10.1039/b709261j

data_7203057
_publ_section_title
;
 Impact of sulfur substituents on the C--H&#x22EF;O interaction of
 terminal alkynes in crystal engineering
;
_journal_issue                   11
_journal_name_full               CrystEngComm
_journal_page_first              1041
_journal_paper_doi               10.1039/b709261j
_journal_volume                  9
_journal_year                    2007
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C9 H8 O S'
_chemical_formula_sum            'C9 H8 O S'
_chemical_formula_weight         164.21
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.9369(6)
_cell_length_b                   10.9023(10)
_cell_length_c                   13.2907(19)
_cell_measurement_reflns_used    22
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      17.79
_cell_measurement_theta_min      15.64
_cell_volume                     860.25(17)
_computing_cell_refinement       'Nonius MACH3'
_computing_data_collection       'Nonius MACH3'
_computing_data_reduction        'maXus (Gilmore et al, 1998)'
_computing_molecular_graphics    'PLATON (Spek, 1999)'
_computing_publication_material  'SHELXL--97; PLATON'
_computing_structure_refinement  'SHELXL--97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS--97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Nonius MACH3'
_diffrn_measurement_method       '\w-2\q 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  0.045
_diffrn_reflns_av_sigmaI/netI    0.0144
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            1896
_diffrn_reflns_theta_full        25.46
_diffrn_reflns_theta_max         25.46
_diffrn_reflns_theta_min         2.42
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  60
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.313
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.268
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             344
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.155
_refine_diff_density_min         -0.156
_refine_diff_density_rms         0.031
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.04(11)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.091
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     101
_refine_ls_number_reflns         1584
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.091
_refine_ls_R_factor_all          0.0345
_refine_ls_R_factor_gt           0.0290
_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^)+(0.0474P)^2^+0.1106P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0770
_refine_ls_wR_factor_ref         0.0836
_reflns_number_gt                1467
_reflns_number_total             1584
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b709261j.txt
_cod_data_source_block           Compound(S)1
_cod_database_code               7203057