data_2002004 _journal_name_full 'Acta Crystallographica, Section C' _journal_year 1993 _journal_volume C49 _journal_page_first 378 _journal_page_last 381 loop_ _publ_author_name 'Irngartinger, H.' 'Oeser, T.' 'Kohler, C.-M.' _chemical_formula_moiety 'Fe (C12 H14 O4) (C1 O1)3' _chemical_formula_sum 'C15 H14 Fe O7' _chemical_formula_weight 361.96 _symmetry_cell_setting monoclinic _symmetry_space_group_name_H-M 'P 1 21/c 1' _symmetry_space_group_name_Hall '-P 2ybc' _cell_length_a 8.1800(10) _cell_length_b 8.0970(10) _cell_length_c 23.059(4) _cell_angle_alpha 90 _cell_angle_beta 91.030(10) _cell_angle_gamma 90 _cell_volume 1527.0(7) _cell_formula_units_Z 4 _cell_measurement_reflns_used 70 _cell_measurement_theta_min 9 _cell_measurement_theta_max 26 _cell_measurement_temperature 293 _exptl_crystal_description 'prism' _exptl_crystal_colour 'orange' _exptl_crystal_size_max 0.4 _exptl_crystal_size_mid 0.3 _exptl_crystal_size_min 0.3 _exptl_crystal_size_rad ? _exptl_crystal_density_diffrn 1.58 _exptl_crystal_density_meas ? _exptl_absorpt_coefficient_mu 1.02 _exptl_absorpt_correction_type 'numerical' _exptl_absorpt_correction_T_min 0.744 _exptl_absorpt_correction_T_max 0.770 _diffrn_radiation_type 'MoK\a' _diffrn_radiation_wavelength 0.71071 _diffrn_measurement_device 'Enraf-Nonius CAD-4' _diffrn_measurement_method '\w/2\q' _diffrn_reflns_number 4035 _diffrn_reflns_av_R_equivalents 0.02 _diffrn_reflns_theta_max 28 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_h_max 10 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_k_max 10 _diffrn_reflns_limit_l_min -30 _diffrn_reflns_limit_l_max 30 _diffrn_standards_number 3 _diffrn_standards_interval_count ? _diffrn_standards_interval_time 60 _diffrn_standards_decay_% 0.9 _reflns_number_total 3652 _reflns_number_observed 2849 _reflns_observed_criterion F>2.5\s(F) _refine_ls_structure_factor_coef F _refine_ls_R_factor_obs 0.029 _refine_ls_wR_factor_obs 0.038 _refine_ls_goodness_of_fit_obs 1.80 _refine_ls_number_reflns 2849 _refine_ls_number_parameters 264 _refine_ls_hydrogen_treatment 'refall' _refine_ls_weighting_scheme ; w=1/\s(F~o~)^2^=[4xF~o~^2^/\s(F~o~^2^)^2^] ; _refine_ls_shift/esd_max 0.01 _refine_diff_density_max 0.246 _refine_diff_density_min -0.382 _refine_ls_extinction_method ? _refine_ls_extinction_coef ? _atom_type_scat_source 'IntTabIV' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv Fe .83091(3) .17953(3) .603610(10) .03410(10) O1 .4761(2) .1551(2) .61130(10) .0703(9) O2 .8039(2) .0972(2) .47950(10) .0786(10) O3 .8506(2) -.1370(2) .66590(10) .0714(10) O4 .7967(2) .4807(2) .75610(10) .0757(9) O5 .6401(2) .2745(2) .72520(10) .0456(6) O6 .5801(2) .5327(2) .63010(10) .0510(7) O7 .7165(2) .6198(2) .55280(10) .0517(7) C1 1.0508(2) .3123(2) .68320(10) .0397(8) C2 .8711(2) .3487(2) .66940(10) .0312(7) C3 .8507(2) .4340(2) .61530(10) .0325(7) C4 1.0118(2) .4611(2) .58490(10) .0411(8) C5 1.0700(2) .2849(3) .57910(10) .0450(9) C6 1.0917(2) .2059(2) .63140(10) .0435(9) C7 1.1549(2) .4718(3) .68250(10) .0520(10) C8 1.1334(2) .5589(3) .62350(10) .0514(10) C9 .7646(2) .3773(2) .72090(10) .0361(7) C10 .5340(3) .3034(3) .77410(10) .0592(11) C11 .7025(2) .5307(2) .60160(10) .0352(7) C12 .5749(3) .7165(3) .53640(10) .0675(12) C13 .6144(2) .1697(2) .60950(10) .0442(9) C14 .8168(2) .1307(3) .52750(10) .0483(9) C15 .8488(2) -.0152(2) .64160(10) .0454(9) H1 1.062(2) .253(2) .7170(10) .039(5) H4 .999(2) .517(2) .5490(10) .045(5) H5 1.106(2) .244(3) .5450(10) .052(6) H6 1.137(2) .105(2) .6360(10) .048(5) H7A 1.116(3) .540(3) .7120(10) .065(7) H7B 1.275(3) .436(3) .6880(10) .069(7) H8A 1.087(3) .673(3) .6270(10) .086(9) H8B 1.239(3) .561(3) .6020(10) .060(6) H10B .507(3) .416(3) .7790(10) .068(7) H10C .448(3) .234(3) .7750(10) .081(8) H10A .588(3) .291(3) .8050(10) .074(8) H12A .480(3) .637(3) .5260(10) .084(8) H12B .611(4) .773(4) .5020(10) .112(10) H12C .533(4) .775(4) .5690(10) .110(10)