A concise approach to the spiroiminal fragment of marineosins.
Li, Guang; Zhang, Xun; Li, Qi; Feng, Pengju; Shi, Yian; Organic & biomolecular chemistry 11 (2013) 2936–2938; doi:10.1039/c3ob40208h

data_7152901
_publ_section_title
;
 A concise approach to the spiroiminal fragment of marineosins.
;
_journal_issue                   18
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              2936
_journal_page_last               2938
_journal_paper_doi               10.1039/c3ob40208h
_journal_volume                  11
_journal_year                    2013
_chemical_formula_moiety         'C10 H17 N O3'
_chemical_formula_sum            'C10 H17 N O3'
_chemical_formula_weight         199.25
_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   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            8
_cell_length_a                   13.826(3)
_cell_length_b                   9.5792(19)
_cell_length_c                   16.063(3)
_cell_measurement_reflns_used    6096
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.4764
_cell_measurement_theta_min      1.2677
_cell_volume                     2127.4(7)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2008)'
_computing_molecular_graphics
;
Mercury: visualization and analysis of crystal structures, C. F. Macrae,
P. R. Edgington, P. McCabe, E. Pidcock, G. P. Shields, R. Taylor,
M. Towler and J. van de Streek, J. Appl. Cryst., 39, 453-457, 2006.
;
_computing_publication_material  'SHELX-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'MM007HF + CCD (Saturn724+)'
_diffrn_measurement_method       '\w scans at fixed \c = 45\%'
_diffrn_radiation_monochromator  Confocal
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0598
_diffrn_reflns_av_sigmaI/netI    0.0393
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            12526
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.54
_exptl_absorpt_coefficient_mu    0.091
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6676
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrystalClear (Rigaku Inc., 2008)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.244
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             864
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.227
_refine_diff_density_min         -0.168
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.191
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     129
_refine_ls_number_reflns         2428
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.191
_refine_ls_R_factor_all          0.0722
_refine_ls_R_factor_gt           0.0610
_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^)+(0.0320P)^2^+1.0603P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1202
_refine_ls_wR_factor_ref         0.1253
_reflns_number_gt                2166
_reflns_number_total             2428
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ob40208h.txt
_cod_data_source_block           a2
_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               7152901