Iridoids and lignans from Valeriana jatamansi.
Lin, Sheng; Chen, Tao; Liu, Xiao-Hua; Shen, Yun-Heng; Li, Hui-Liang; Shan, Lei; Liu, Run-Hui; Xu, Xi-Ke; Zhang, Wei-Dong; Wang, Hui; Journal of natural products 73 (2010) 632–638; doi:10.1021/np900795c

data_1502832
_publ_section_title
;
 Iridoids and lignans from Valeriana jatamansi.
;
_journal_issue                   4
_journal_name_full               'Journal of natural products'
_journal_page_first              632
_journal_page_last               638
_journal_paper_doi               10.1021/np900795c
_journal_volume                  73
_journal_year                    2010
_chemical_formula_sum            'C10 H17 O6'
_chemical_formula_weight         233.24
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_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_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 104.54(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   5.957(14)
_cell_length_b                   13.28(3)
_cell_length_c                   7.662(17)
_cell_measurement_reflns_used    731
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.025
_cell_measurement_theta_min      3.068
_cell_volume                     587(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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      293(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0406
_diffrn_reflns_av_sigmaI/netI    0.0290
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            2385
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.07
_exptl_absorpt_coefficient_mu    0.109
_exptl_absorpt_correction_T_max  0.9806
_exptl_absorpt_correction_T_min  0.9732
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.320
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             250
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.471
_refine_diff_density_min         -0.404
_refine_diff_density_rms         0.099
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   1.0(14)
_refine_ls_extinction_coef       0.63(5)
_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   1.091
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     162
_refine_ls_number_reflns         1835
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      1.089
_refine_ls_R_factor_all          0.0606
_refine_ls_R_factor_gt           0.0595
_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^)+(0.1233P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1501
_refine_ls_wR_factor_ref         0.1517
_reflns_number_gt                1750
_reflns_number_total             1835
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            np900795c_si_002.cif
_cod_data_source_block           f81201b
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               1502832