#------------------------------------------------------------------------------ #$Date: 2016-02-18 17:37:37 +0200 (Thu, 18 Feb 2016) $ #$Revision: 176729 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/51/49/1514929.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/ # # All data on this site have been placed in the public domain by the # contributors. # data_1514929 loop_ _publ_author_name 'Ivanova, Bojidarka B.' _publ_section_title ; Matrixes in UV-MALDI mass spectrometry -- crystals of organic salts versus co-crystals of neutral polyfunctional carboxylic acids ; _journal_issue 8 _journal_name_full 'Analytical Methods' _journal_page_first 2247 _journal_paper_doi 10.1039/c2ay25090j _journal_volume 4 _journal_year 2012 _chemical_absolute_configuration rmad _chemical_formula_moiety 'C8 H19 N2 O2, C8 H8 O3, C8 H7 O3' _chemical_formula_sum 'C24 H34 Cl0 N2 O8' _chemical_formula_weight 478.53 _chemical_melting_point 344 _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 7.711(3) _cell_length_b 12.974(6) _cell_length_c 23.865(11) _cell_measurement_reflns_used 1935 _cell_measurement_temperature 199(2) _cell_measurement_theta_max 19.21 _cell_measurement_theta_min 2.32 _cell_volume 2387.5(18) _computing_cell_refinement 'Bruker SAINT' _computing_data_collection 'Bruker GIS' _computing_data_reduction 'Bruker SAINT' _computing_molecular_graphics 'Bruker APEX2' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 2008)' _computing_structure_solution 'SHELXS-97 (Sheldrick, 2008)' _diffrn_ambient_temperature 199(2) _diffrn_measured_fraction_theta_full 0.987 _diffrn_measured_fraction_theta_max 0.987 _diffrn_measurement_device_type 'Bruker SMART X2S' _diffrn_measurement_method '\w scans' _diffrn_radiation_monochromator 'doubly curved silicon crystal' _diffrn_radiation_source 'micro-focus sealed tube' _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.18 _diffrn_reflns_av_sigmaI/netI 0.1904 _diffrn_reflns_limit_h_max 7 _diffrn_reflns_limit_h_min -7 _diffrn_reflns_limit_k_max 12 _diffrn_reflns_limit_k_min -11 _diffrn_reflns_limit_l_max 21 _diffrn_reflns_limit_l_min -21 _diffrn_reflns_number 12494 _diffrn_reflns_theta_full 19.21 _diffrn_reflns_theta_max 19.21 _diffrn_reflns_theta_min 2.32 _exptl_absorpt_coefficient_mu 0.100 _exptl_absorpt_correction_T_max 0.9922 _exptl_absorpt_correction_T_min 0.9880 _exptl_absorpt_correction_type multi-scan _exptl_crystal_colour colorless _exptl_crystal_density_diffrn 1.331 _exptl_crystal_density_method 'not measured' _exptl_crystal_description plate _exptl_crystal_F_000 1024 _exptl_crystal_size_max 0.14 _exptl_crystal_size_mid 0.10 _exptl_crystal_size_min 0.08 _refine_diff_density_max 0.229 _refine_diff_density_min -0.250 _refine_diff_density_rms 0.061 _refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881' _refine_ls_abs_structure_Flack 10(5) _refine_ls_extinction_coef 0.000(2) _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 1.032 _refine_ls_hydrogen_treatment constr _refine_ls_matrix_type full _refine_ls_number_parameters 313 _refine_ls_number_reflns 1935 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 1.032 _refine_ls_R_factor_all 0.1227 _refine_ls_R_factor_gt 0.1047 _refine_ls_shift/su_max 0.014 _refine_ls_shift/su_mean 0.003 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.2195 _refine_ls_wR_factor_ref 0.2338 _reflns_number_gt 1484 _reflns_number_total 1935 _reflns_threshold_expression >2sigma(I) _cod_duplicate_entry 1513044 _cod_data_source_file c2ay25090j.txt _cod_data_source_block 200-10 _cod_depositor_comments ; The following automatic conversions were performed: '_chemical_melting_point' value '344K' was changed to '344' - the value should be numeric and without a unit designator. '_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic' according to /usr/data/users/saulius/automatic-downloads/retrospective/RSC/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 2281 2013-09-26 08:29:07Z andrius Removing Professor Michael Spiteller's name from the authors' list as requested in the addendum http://www.rsc.org/suppdata/ay/c2/c2ay25090j/addition.htm Saulius Gra\