#------------------------------------------------------------------------------ #$Date: 2025-08-18 23:52:38 +0100 (Mon, 18 Aug 2025) $ #$Revision: 301791 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/48/2004836.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided by IUCr Journals, http://journals.iucr.org/. # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_2004836 loop_ _publ_author_name 'Miguel, O. G.' 'Pizzolatti, M. G.' 'Yunes, R. A.' 'Vencato, I.' 'Calixto, J. B.' 'Santos, A. R. S.' 'Contin, A.' 'Moreira, E. A.' _publ_contact_author ; Dr Ivo Vencato Depto. F\'isica - UFSC 88040 - 900 Florian\'opolis, SC Brazil ; _publ_section_title ; cis-8,10-Di-n-propyllobelidiol Hydrochloride Dihydrate ; _journal_issue 5 _journal_name_full 'Acta Crystallographica Section C' _journal_page_first 1223 _journal_page_last 1225 _journal_paper_doi 10.1107/S0108270195014636 _journal_volume 52 _journal_year 1996 _chemical_formula_iupac 'C16 H34 N O2 + , Cl - , 2H2 O' _chemical_formula_moiety 'C16 H38 Cl N O4' _chemical_formula_sum 'C16 H38 Cl N O4' _chemical_formula_weight 343.93 _symmetry_cell_setting orthorhombic _symmetry_space_group_name_Hall '-P 2ac 2ab' _symmetry_space_group_name_H-M 'P b c a' _atom_type_scat_source ; International Tables for X-ray Crystallography (1974, Vol.IV) ; _cell_angle_alpha 90.00 _cell_angle_beta 90.00 _cell_angle_gamma 90.00 _cell_formula_units_Z 8 _cell_length_a 8.752(2) _cell_length_b 27.084(5) _cell_length_c 17.973(2) _cell_measurement_reflns_used 25 _cell_measurement_temperature 295 _cell_measurement_theta_max 13.49 _cell_measurement_theta_min 9.70 _cell_volume 4260.3(13) _computing_cell_refinement 'MolEN (Fair, 1990)' _computing_data_collection 'CAD4-EXPRESS (Enraf-Nonius, 1993)' _computing_data_reduction MolEN _computing_molecular_graphics 'ORTEPII (Johnson, 1976)' _computing_publication_material MolEN _computing_structure_refinement 'SHELX76 (Sheldrick, 1976)' _computing_structure_solution 'SIR92 (Altomare et al., 1992)' _diffrn_measurement_device 'Enraf-Nonius CAD-4' _diffrn_measurement_method \w/2\q _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.70930 _diffrn_reflns_av_R_equivalents 0.038 _diffrn_reflns_limit_h_max 10 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_k_max 32 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_l_max 21 _diffrn_reflns_limit_l_min 0 _diffrn_reflns_number 4237 _diffrn_reflns_theta_max 24.96 _diffrn_standards_decay_% 5.6 _diffrn_standards_interval_time 40 _diffrn_standards_number 2 _exptl_absorpt_coefficient_mu 0.192 _exptl_absorpt_correction_type none _exptl_crystal_colour colourless _exptl_crystal_density_diffrn 1.072 _exptl_crystal_description irregular _exptl_crystal_size_max 0.55 _exptl_crystal_size_mid 0.50 _exptl_crystal_size_min 0.35 _refine_diff_density_max 0.249 _refine_diff_density_min -0.279 _refine_ls_extinction_coef 10.1E-8(5) _refine_ls_extinction_method 'SHELX76 (Sheldrick, 1976)' _refine_ls_goodness_of_fit_obs 4.45 _refine_ls_hydrogen_treatment noref _refine_ls_number_parameters 200 _refine_ls_number_reflns 1617 _refine_ls_R_factor_obs 0.0609 _refine_ls_shift/esd_max 0.16 _refine_ls_structure_factor_coef F _refine_ls_weighting_details 'w = 3.1873/[\s^2^(F) + 0.000353 F^2^]' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_obs 0.0670 _reflns_number_observed 1617 _reflns_number_total 2645 _reflns_observed_criterion 'F > 6.0\s(F)' _cod_data_source_file bk1156.cif _cod_data_source_block default _cod_depositor_comments ; Commenting out the incomplete symmetry operator list: loop_ _symmetry_equiv_pos_as_xyz '1/2 + x, y, 1/2 - z' Adding _atom_site_type_symbol with correct atoms types, to avoid misintepretation of 'HO2' as 'Ho' (Holmium). The spacegroup symbols seem to be correct. Saulius Gra\