Melokhanines A-J, Bioactive Monoterpenoid Indole Alkaloids with Diverse Skeletons from Melodinus khasianus.
Cheng, Gui-Guang; Li, Dan; Hou, Bo; Li, Xiao-Nian; Liu, Lu; Chen, Ying-Ying; Lunga, Paul-Keilah; Khan, Afsar; Liu, Ya-Ping; Zuo, Zhi-Li; Luo, Xiao-Dong; Journal of natural products 79 (2016) 2158–2166; doi:10.1021/acs.jnatprod.6b00011

data_1544014
_publ_section_title
;
 Melokhanines A-J, Bioactive Monoterpenoid Indole Alkaloids with Diverse
 Skeletons from Melodinus khasianus.
;
_journal_issue                   9
_journal_name_full               'Journal of natural products'
_journal_page_first              2158
_journal_page_last               2166
_journal_paper_doi               10.1021/acs.jnatprod.6b00011
_journal_volume                  79
_journal_year                    2016
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C20 H26 N2 O2'
_chemical_formula_sum            'C20 H26 N2 O2'
_chemical_formula_weight         326.43
_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                   8.9399(2)
_cell_length_b                   12.3247(2)
_cell_length_c                   15.5926(3)
_cell_measurement_reflns_used    9857
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      69.23
_cell_measurement_theta_min      5.67
_cell_volume                     1718.02(6)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0340
_diffrn_reflns_av_sigmaI/netI    0.0277
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            16431
_diffrn_reflns_theta_full        69.64
_diffrn_reflns_theta_max         69.64
_diffrn_reflns_theta_min         4.57
_exptl_absorpt_coefficient_mu    0.645
_exptl_absorpt_correction_T_max  0.7780
_exptl_absorpt_correction_T_min  0.7472
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.262
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       chunk
_exptl_crystal_F_000             704
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.43
_exptl_crystal_size_min          0.41
_refine_diff_density_max         0.153
_refine_diff_density_min         -0.182
_refine_diff_density_rms         0.044
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.10(17)
_refine_ls_extinction_coef       0.0173(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.076
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     220
_refine_ls_number_reflns         3124
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.076
_refine_ls_R_factor_all          0.0274
_refine_ls_R_factor_gt           0.0274
_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^)+(0.0335P)^2^+0.3682P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0697
_refine_ls_wR_factor_ref         0.0698
_reflns_number_gt                3119
_reflns_number_total             3124
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            np6b00011_si_002.cif
_cod_data_source_block           cu_wmha3_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 1544014.cif.
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_cod_database_code               1544014