#------------------------------------------------------------------------------ #$Date: 2008-01-26 17:25:03 +0000 (Sat, 26 Jan 2008) $ #$Revision: 20 $ #$URL: svn://www.crystallography.net/cod/cif/2/2003700.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_2003700 _journal_name_full 'Acta Crystallographica' _journal_year 1995 _journal_volume C51 _journal_page_first 1258 _journal_page_last 1260 _publ_section_title ; Sodium Bis(2,3-dimethylbutan-2,3-diolato) hydroxogermanate(IV) Methanol (1/3) ; _chemical_formula_moiety 'C15 H37 Ge1 Na1 O8' _chemical_formula_sum 'C15 H37 Ge1 Na1 O8' _chemical_formula_weight 441.03 loop_ _symmetry_equiv_pos_as_xyz 'x,y,z' '-x,-y,-z' _symmetry_space_group_name_H-M 'P -1' _cell_length_a 10.235(5) _cell_length_b 10.249(8) _cell_length_c 11.810(3) _cell_angle_alpha 86.88(4) _cell_angle_beta 80.46(3) _cell_angle_gamma 66.59(6) _cell_volume 1121(1) _cell_formula_units_Z 2 _exptl_crystal_density_diffrn 1.307 _exptl_crystal_density_meas 1.3 _exptl_crystal_density_method 'flotation in CH~2~Cl~2~/C~2~H~5~OH' _diffrn_radiation_type 'MoK\a' _diffrn_radiation_wavelength 0.71073 _cell_measurement_reflns_used 25 _cell_measurement_theta_min 10.12 _cell_measurement_theta_max 13.11 _exptl_absorpt_coefficient_mu 1.40 _cell_measurement_temperature 218 _exptl_crystal_description 'plate' _exptl_crystal_size_max 0.50 _exptl_crystal_size_mid 0.45 _exptl_crystal_size_min 0.20 _exptl_crystal_size_rad ? _exptl_crystal_colour 'colourless' _chemical_compound_source 'evaporation from water' _diffrn_measurement_device 'Enraf-Nonius CAD4' _diffrn_measurement_method '\w/2\q' _exptl_absorpt_correction_type 'empirical' _exptl_absorpt_correction_T_min 0.949 _exptl_absorpt_correction_T_max 1.000 _diffrn_reflns_number 2927 _reflns_number_total 2917 _reflns_number_observed 2646 _reflns_observed_criterion >2\s(I) _diffrn_reflns_av_R_equivalents ? _diffrn_reflns_theta_max 22.5 _diffrn_reflns_limit_h_min -9 _diffrn_reflns_limit_h_max 11 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_k_max 11 _diffrn_reflns_limit_l_min -12 _diffrn_reflns_limit_l_max 12 _diffrn_standards_number 3 _diffrn_standards_interval_count ? _diffrn_standards_interval_time 120 _diffrn_standards_decay_% +-3 _refine_ls_structure_factor_coef F _refine_ls_R_factor_obs 0.032 _refine_ls_wR_factor_obs 0.039 _refine_ls_goodness_of_fit_obs 2.59 _refine_ls_number_reflns 2646 _refine_ls_number_parameters 227 _refine_ls_hydrogen_treatment 'H-atom positions taken from \DF map and not r _refine_ls_weighting_scheme '1/[\s^2^(F)+0.0001F^2^]' _refine_ls_shift/esd_max 0.012 _refine_diff_density_max 0.60 _refine_diff_density_min -0.33 _refine_ls_extinction_method 'secondary extinction (NRCVAX; Larsen et al., 1 _refine_ls_extinction_coef 2.1(5)\mm _atom_type_scat_source 'IntTabIV' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_b_iso_or_equiv Ge .93310(4) .17596(4) .16909(3) 2.47(2) O(1) 1.0425(2) -.0187(2) .1446(2) 3.0(1) O(2) 1.0806(2) .1841(2) .2298(2) 3.4(1) O(3) .7906(2) .1338(2) .2503(2) 3.3(1) O(4) .8222(2) .3657(2) .2114(2) 3.3(1) O(5) .9318(2) .2198(2) .0222(2) 3.2(1) C(1) 1.1884(4) -.0536(4) .1590(4) 4.9(2) C(2) 1.1847(4) .0467(4) .2508(4) 4.8(2) C(3) 1.2711(4) -.0181(5) .0434(4) 5.6(2) C(4) 1.2589(4) -.2089(4) .1796(4) 5.4(2) C(5) 1.1261(5) -.0034(6) .3703(4) 7.2(3) C(6) 1.3230(5) .0580(5) .2614(5) 6.4(3) C(7) .6618(4) .2563(4) .2875(3) 3.6(2) C(8) .7126(4) .3773(4) .3074(3) 3.8(2) C(9) .5828(4) .2176(5) .3954(4) 5.2(2) C(10) .5695(4) .2931(5) .1926(4) 5.1(2) C(11) .7785(4) .3567(5) .4166(3) 5.0(2) C(12) .5937(5) .5237(4) .3081(4) 5.8(2) C(13) 1.2131(8) .1819(6) -.3229(7) 11.7(5) C(14) 1.3053(5) .3645(6) -.0178(5) 7.9(3) C(15) .8698(5) .5367(5) -.3414(4) 6.2(3) O(6) 1.1147(4) .1913(3) -.2319(3) 7.3(2) O(7) 1.1706(3) .4473(3) -.0507(2) 4.3(1) O(8) .9112(4) .5491(3) -.2403(3) 6.7(2) Na .9929(2) .3781(2) -.0998(1) 4.60(9) HO(5) .951 .161 -.014 3.8 HO(6) 1.026 .226 -.257 8.2 HO(7) 1.184 .501 -.113 5.1 HO(8) 1.011 .495 -.266 8.4 H(3A) 1.232 .096 .037 6.2 H(3B) 1.245 -.061 -.027 6.2 H(3C) 1.383 -.067 .052 6.2 H(4A) 1.256 -.266 .118 5.8 H(4B) 1.358 -.238 .188 5.8 H(4C) 1.212 -.236 .250 5.8 H(5A) 1.029 -.016 .362 7.8 H(5B) 1.102 .079 .433 7.8 H(5C) 1.212 -.101 .387 7.8 H(6A) 1.313 .123 .319 6.2 H(6B) 1.395 -.033 .275 6.2 H(6C) 1.363 .090 .188 6.2 H(9A) .494 .296 .423 5.8 H(9B) .562 .137 .383 5.8 H(9C) .641 .195 .457 5.8 H(10A) .546 .214 .177 5.8 H(10B) .478 .372 .216 5.8 H(10C) .615 .318 .124 5.8 H(11A) .818 .424 .423 5.6 H(11B) .708 .363 .483 5.6 H(11C) .854 .262 .416 5.6 H(12A) .517 .535 .370 6.0 H(12B) .628 .596 .311 6.0 H(12C) .551 .536 .237 6.0 H(13A) 1.210 .123 -.386 11.3 H(13B) 1.312 .133 -.306 11.3 H(13C) 1.198 .288 -.356 11.3 H(14A) 1.296 .304 .046 7.7 H(14B) 1.372 .304 -.079 7.7 H(14C) 1.347 .440 .008 7.7 H(15A) .887 .604 -.399 7.4 H(15B) .768 .558 -.333 7.4 H(15C) .932 .430 -.373 7.4