Novel multicomponent reaction for the combinatorial synthesis of 2-imidazolines.
Bon, Robin S.; Hong, Chongen; Bouma, Marinus J.; Schmitz, Rob F.; de Kanter, Frans J. J.; Lutz, Martin; Spek, Anthony L.; Orru, Romano V. A.; Organic letters 5 (2003) 3759–3762; doi:10.1021/ol035521g

data_1507380
_publ_section_title
;
 Novel multicomponent reaction for the combinatorial synthesis of
 2-imidazolines.
;
_journal_issue                   20
_journal_name_full               'Organic letters'
_journal_page_first              3759
_journal_page_last               3762
_journal_paper_doi               10.1021/ol035521g
_journal_volume                  5
_journal_year                    2003
_chemical_formula_moiety         'C17 H24 N2 O2'
_chemical_formula_sum            'C17 H24 N2 O2'
_chemical_formula_weight         288.38
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   difmap
_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            8
_cell_length_a                   16.8620(2)
_cell_length_b                   11.0458(1)
_cell_length_c                   16.9723(2)
_cell_measurement_reflns_used    32457
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.02
_cell_volume                     3161.16(6)
_computing_cell_refinement       HKL2000
_computing_data_collection       'Nonius COLLECT'
_computing_data_reduction        'HKL2000, SortAV'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-97 (Altomare et al., 1997)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0465
_diffrn_reflns_av_sigmaI/netI    0.0273
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            39712
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.42
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.212
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1248
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.252
_refine_diff_density_min         -0.193
_refine_diff_density_rms         0.040
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.085
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     195
_refine_ls_number_reflns         3612
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0537
_refine_ls_R_factor_gt           0.0386
_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^)+(0.0544P)^2^+0.5848P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0986
_refine_ls_wR_factor_ref         0.1070
_reflns_number_gt                2820
_reflns_number_total             3612
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ol035521gsi20030812_043911.cif
_cod_data_source_block           s2973a
_cod_database_code               1507380