Total synthesis of the Amaryllidaceae alkaloid clivonine.
Haning, Helmut; Giró-Mañas, Carles; Paddock, Victoria L.; Bochet, Christian G.; White, Andrew J. P.; Bernardinelli, Gerald; Mann, Inderjit; Oppolzer, Wolfang; Spivey, Alan C.; Organic & biomolecular chemistry 9 (2011) 2809–2820; doi:10.1039/c0ob00895h

data_7151763
_publ_section_title
;
 Total synthesis of the Amaryllidaceae alkaloid clivonine.
;
_journal_issue                   8
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              2809
_journal_page_last               2820
_journal_paper_doi               10.1039/c0ob00895h
_journal_volume                  9
_journal_year                    2011
_chemical_formula_moiety         'C21 H27 N O5, H2 O'
_chemical_formula_sum            'C21 H29 N O6'
_chemical_formula_weight         391.45
_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                 104.148(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.2818(1)
_cell_length_b                   33.8728(3)
_cell_length_c                   8.3252(1)
_cell_measurement_reflns_used    16347
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      71.1645
_cell_measurement_theta_min      2.6044
_cell_volume                     1991.17(4)
_computing_cell_refinement       'CrysAlis RED, Oxford Diffraction Ltd'
_computing_data_collection       'CrysAlis CCD, Oxford Diffraction Ltd'
_computing_data_reduction        'CrysAlis RED, Oxford Diffraction Ltd'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 8.2556
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'OD Xcalibur PX Ultra'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance Ultra (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0259
_diffrn_reflns_av_sigmaI/netI    0.0115
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       41
_diffrn_reflns_limit_k_min       -40
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            25468
_diffrn_reflns_theta_full        71.29
_diffrn_reflns_theta_max         71.29
_diffrn_reflns_theta_min         5.22
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.784
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.75352
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.4 (release 27-04-2006 CrysAlis171 .NET)
(compiled Apr 27 2007,17:53:11)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.306
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             840
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.352
_refine_diff_density_min         -0.279
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.088
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     263
_refine_ls_number_reflns         3808
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.087
_refine_ls_R_factor_all          0.0458
_refine_ls_R_factor_gt           0.0424
_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^)+(0.0673P)^2^+0.7003P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1224
_refine_ls_wR_factor_ref         0.1248
_reflns_number_gt                3426
_reflns_number_total             3808
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0ob00895h.txt
_cod_data_source_block           16
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1555 2011-01-17 13:19:09Z saulius 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7151763