Effect of pressure on the crystal structure of salicylaldoxime-I, and the structure of salicylaldoxime-II at 5.93GPa
P. A. Wood; R. S. Forgan; D. Henderson; S. Parsons; E. Pidcock; P. A. Tasker; J. E. Warren; Acta Crystallographica Section B 62 (2006) 1099–1111; doi:10.1107/S0108768106031752

data_2100713
_publ_contact_author_email       P.A.Wood@sms.ed.ac.uk
_publ_contact_author_name        'Peter A. Wood'
_publ_section_title
;
 Effect of pressure on the crystal structure of salicylaldoxime-I, and
 the structure of salicylaldoxime-II at 5.93GPa
;
_journal_coeditor_code           SO5004
_journal_date_accepted           2006-08-11
_journal_date_recd_electronic    2006-06-03
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              1099
_journal_page_last               1111
_journal_paper_category          FA
_journal_paper_doi               10.1107/S0108768106031752
_journal_volume                  62
_journal_year                    2006
_chemical_formula_moiety         'C7 H7 N1 O2'
_chemical_formula_sum            'C7 H7 N O2'
_chemical_formula_weight         137.14
_chemical_melting_point          60.0(10)
_chemical_name_common            salicylaldoxime
_chemical_name_systematic        '2-hydroxybenzaldehyde oxime'
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_method           CRYSTALS_ver_12.80
_cell_angle_alpha                90
_cell_angle_beta                 110.62(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.677(3)
_cell_length_b                   5.7731(8)
_cell_length_c                   12.159(3)
_cell_measurement_reflns_used    323
_cell_measurement_temperature    293
_cell_measurement_theta_max      21
_cell_measurement_theta_min      3
_cell_volume                     504.4(3)
_computing_cell_refinement       SAINT
_computing_data_collection       'APEX-II (Bruker-Nonius, 2000)'
_computing_data_reduction        'SAINT (Bruker-Nonius, 2003)'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      293
_diffrn_measured_fraction_theta_full 0.424
_diffrn_measured_fraction_theta_max 0.375
_diffrn_measurement_device_type  'Bruker-Nonius Apex II CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  silicon
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.6889
_diffrn_reflns_av_R_equivalents  0.126
_diffrn_reflns_limit_h_max       3
_diffrn_reflns_limit_h_min       -3
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            1157
_diffrn_reflns_theta_full        18.142
_diffrn_reflns_theta_max         23.259
_diffrn_reflns_theta_min         3.581
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.134
_exptl_absorpt_correction_T_max  0.99
_exptl_absorpt_correction_T_min  0.46
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS version 2004/1'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.806
_exptl_crystal_description       block
_exptl_crystal_F_000             288
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.37
_refine_diff_density_min         -0.40
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   0.8169
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     47
_refine_ls_number_reflns         268
_refine_ls_number_restraints     95
_refine_ls_R_factor_all          0.1534
_refine_ls_R_factor_gt           0.1253
_refine_ls_shift/su_max          0.000022
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 Method, part 1, Chebychev polynomial, (Watkin, 1994, Prince, 1982)
 [weight] = 1.0/[A~0~*T~0~(x)+A~1~*T~1~(x) ... +A~n-1~]*T~n-1~(x)]
 where A~i~ are the Chebychev coefficients listed below and x= Fcalc/Fmax
 Method = Robust Weighting (Prince, 1982)
 W = [weight] * [1-(deltaF/6*sigmaF)^2^]^2^
 A~i~ are:
 149. 193. 87.2 12.1
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.2752
_refine_ls_wR_factor_gt          0.2513
_refine_ls_wR_factor_ref         0.2752
_reflns_number_gt                191
_reflns_number_total             296
_reflns_threshold_expression     I>2.00u(I)
_cod_data_source_file            so5004.cif
_cod_data_source_block           5_93GPa
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_chemical_melting_point' value '59-61' was changed to '60.0(10)' -
the average value was taken and precision was estimated.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 

The following automatic conversions were performed:

'_chemical_melting_point' value '59-61' was changed to '60.0(10)' -
the average value was taken and precision was
estimated.

'_symmetry_cell_setting' value 'Monoclinic' changed to
'monoclinic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P 1 21/n 1 '
_cod_original_formula_sum        'C7 H7 N1 O2'
_cod_database_code               2100713
_cod_database_fobs_code          2100713