Total synthesis of (–)-raumacline
Bailey, Patrick D.; Clingan, Paul D.; Mills, Timothy J.; Price, Richard A.; Pritchard, Robin G.; Chemical Communications (Cambridge, United Kingdom)  (2003) 2800–2801; doi:10.1039/b310274b

data_7104905
_publ_section_title
;
 Total synthesis of (--)-raumacline
;
_journal_coden_ASTM              CHCOFS
_journal_issue                   22
_journal_name_full
;
 Chemical Communications (Cambridge, United Kingdom)
;
_journal_page_first              2800
_journal_page_last               2801
_journal_paper_doi               10.1039/b310274b
_journal_year                    2003
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C26 H28 N3 O2'
_chemical_formula_sum            'C26 H27 N3 O2'
_chemical_formula_weight         413.51
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      4
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.2
_audit_creation_date             2002-10-04T11:18:21-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90.388(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.3050(4)
_cell_length_b                   7.2730(3)
_cell_length_c                   14.2530(8)
_cell_measurement_reflns_used    12661
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      0.998
_cell_measurement_wavelength     0.71073
_cell_volume                     1068.21(9)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinowski & Minor 1997)'
_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      150(2)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.979
_diffrn_measured_fraction_theta_max 0.979
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'CCD rotation images, thick slices'
_diffrn_orient_matrix_type       'by Nonius Collect from scalepack cell'
_diffrn_orient_matrix_UB_11      0.393603E-1
_diffrn_orient_matrix_UB_12      0.283875E-1
_diffrn_orient_matrix_UB_13      -0.622822E-1
_diffrn_orient_matrix_UB_21      -0.812104E-1
_diffrn_orient_matrix_UB_22      -0.423381E-1
_diffrn_orient_matrix_UB_23      -0.321528E-1
_diffrn_orient_matrix_UB_31      -0.356748E-1
_diffrn_orient_matrix_UB_32      0.127699
_diffrn_orient_matrix_UB_33      0.31852E-2
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0465
_diffrn_reflns_av_unetI/netI     0.0649
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            9756
_diffrn_reflns_reduction_process
;
Scaled and merged with SORTAV
R.H. Blessing, (1987) Cryst. Rev. 1, 3-58
R.H. Blessing, (1989) J. Appl. Cryst. 22, 396-397
;
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         3.14
_diffrn_source                   'Enraf Nonius FR590'
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_T_max  0.9943
_exptl_absorpt_correction_T_min  0.9797
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
R.H. Blessing, Acta Cryst. (1995), A51, 33-38
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.286
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             440
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.196
_refine_diff_density_min         -0.203
_refine_diff_density_rms         0.048
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   1.1(16)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.133
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     361
_refine_ls_number_reflns         4320
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.133
_refine_ls_R_factor_all          0.0727
_refine_ls_R_factor_gt           0.0509
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0262P)^2^+0.3256P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0974
_refine_ls_wR_factor_ref         0.1084
_reflns_number_gt                3530
_reflns_number_total             4320
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b310274b.txt
_cod_data_source_block           pb6b
_cod_database_code               7104905