#------------------------------------------------------------------------------ #$Date: 2011-09-17 21:27:16 +0100 (Sat, 17 Sep 2011) $ #$Revision: 26029 $ #$URL: svn://www.crystallography.net/cod/cif/2/2003309.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_2003309 _journal_name_full 'Acta Crystallographica C' _journal_volume 51 _journal_year 1995 _journal_page_first 709 _journal_page_last 712 _publ_section_title ; Antifungal Compounds Isolated from New Zealand Flax: 7-Hydroxy-5-methoxy-6-methylphthalide and 4-Methoxycarbonyl-\b-orcinol ; _chemical_formula_moiety 'C10 H12 O4' _chemical_formula_sum 'C10 H12 O4' _chemical_formula_weight 196.2 _space_group_IT_number 14 _symmetry_space_group_name_Hall '-P 2ybc' _symmetry_space_group_name_H-M 'P 1 21/c 1' _[local]_cod_cif_authors_sg_H-M 'P 21/c' loop_ _symmetry_equiv_pos_as_xyz 'x,y,z' 'x,1/2-y,1/2+z' '-x,-y,-z' '-x,1/2+y,1/2-z' _cell_length_a 7.043(2) _cell_length_b 18.142(7) _cell_length_c 7.238(2) _cell_angle_alpha 90. _cell_angle_beta 96.44(2) _cell_angle_gamma 90. _cell_volume 918.9(4) _cell_formula_units_Z 4 _exptl_crystal_density_diffrn 1.42 _exptl_crystal_density_meas ? _diffrn_radiation_type 'MoK\a' _diffrn_radiation_wavelength 0.71073 _cell_measurement_reflns_used 24 _cell_measurement_theta_min 3.7 _cell_measurement_theta_max 16.5 _exptl_absorpt_coefficient_mu 0.120 _cell_measurement_temperature 133 _exptl_crystal_description 'needle' _exptl_crystal_size_max 0.38 _exptl_crystal_size_mid 0.23 _exptl_crystal_size_min 0.13 _exptl_crystal_size_rad ? _exptl_crystal_colour 'light brown' _chemical_compound_source ; natural product isolated from Phormium cookianum ; _diffrn_measurement_device 'Nicolet R3m' _diffrn_measurement_method '\w' _exptl_absorpt_correction_type 'none' _exptl_absorpt_correction_T_min ? _exptl_absorpt_correction_T_max ? _diffrn_reflns_number 2505 _reflns_number_total '?' _reflns_number_observed 1415 _reflns_observed_criterion I>3\s(I) _diffrn_reflns_av_R_equivalents 0.0134 _diffrn_reflns_theta_max 27.5 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_h_max 10 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_k_max 26 _diffrn_reflns_limit_l_min -11 _diffrn_reflns_limit_l_max 11 _diffrn_standards_number 3 _diffrn_standards_interval_count 97 _diffrn_standards_interval_time ? _diffrn_standards_decay_% 2 _refine_ls_structure_factor_coef F _refine_ls_R_factor_obs 0.040 _refine_ls_wR_factor_obs 0.052 _refine_ls_goodness_of_fit_obs 1.74 _refine_ls_number_reflns 1415 _refine_ls_number_parameters 175 _refine_ls_hydrogen_treatment 'refall' _refine_ls_weighting_scheme 'w = 1/[\s^2^(F~o~) + 0.0006(F~o~)^2^]' _refine_ls_shift/esd_max 0.004 _refine_diff_density_max 0.29 _refine_diff_density_min -0.21 _refine_ls_extinction_method 'none' _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 O(2) 1.3902(2) .1890(1) .2754(2) .029(1) O(4) .7743(2) .1122(1) .0434(2) .030(1) O(9) 1.4613(2) .3265(1) .3094(2) .030(1) O(10) 1.2464(2) .4092(1) .1937(2) .028(1) C(1) 1.1535(3) .2839(1) .1844(2) .020(2) C(2) 1.2092(3) .2087(1) .2074(2) .022(2) C(3) 1.0851(3) .1504(1) .1591(3) .022(2) C(4) .8990(3) .1684(1) .0906(2) .022(2) C(5) .8384(3) .2416(1) .0715(3) .022(2) C(6) .9614(3) .2996(1) .1147(2) .021(2) C(7) 1.1510(4) .0720(1) .1801(3) .031(2) C(8) .8781(3) .3760(1) .0870(3) .026(2) C(9) 1.2987(3) .3398(1) .2353(3) .023(2) C(10) 1.3914(3) .4651(1) .2317(4) .034(2) H(2) 1.447(4) .235(2) .297(4) .063(9) H(4) .673(4) .131(2) -.011(4) .059(9) H(5) .709(3) .253(1) .031(3) .024(5) H(71) 1.051(6) .037(2) .180(5) .105(12) H(72) 1.218(5) .061(2) .300(5) .078(10) H(73) 1.240(5) .058(2) .101(5) .092(11) H(81) .739(4) .373(1) .043(3) .038(6) H(82) .886(3) .404(1) .205(3) .028(5) H(83) .939(3) .405(1) -.008(3) .024(5) H(101) 1.328(4) .511(1) .196(3) .046(7) H(102) 1.500(4) .455(1) .161(3) .050(7) H(103) 1.437(4) .463(1) .364(4) .051(7) _cod_database_code 2003309