Synthesis of rac-Lindenene via a thermally induced cyclopropanation reaction.
Fenlon, Thomas W.; Jones, Michael W.; Adlington, Robert M.; Lee, Victor; Organic & biomolecular chemistry 11 (2013) 8026–8029; doi:10.1039/c3ob41716f

data_7153174
_publ_section_title
;
 Synthesis of rac-Lindenene via a thermally induced cyclopropanation
 reaction.
;
_journal_issue                   46
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              8026
_journal_page_last               8029
_journal_paper_doi               10.1039/c3ob41716f
_journal_volume                  11
_journal_year                    2013
_chemical_formula_moiety         'C13 H18 O3'
_chemical_formula_sum            'C13 H18 O3'
_chemical_formula_weight         222.28
_chemical_melting_point          ?
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             09-08-24
_audit_creation_method           CRYSTALS_ver_12.86
_cell_angle_alpha                90
_cell_angle_beta                 113.2854(8)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.5140(2)
_cell_length_b                   7.34560(10)
_cell_length_c                   14.5121(3)
_cell_measurement_reflns_used    2691
_cell_measurement_temperature    150
_cell_measurement_theta_max      27
_cell_measurement_theta_min      5
_cell_volume                     1127.42(3)
_computing_cell_refinement       'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 1997-2001).'
_computing_data_reduction        'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_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      150
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device       'Nonius KappaCCD'
_diffrn_measurement_device_type  Area
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.016
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            16706
_diffrn_reflns_theta_full        26.654
_diffrn_reflns_theta_max         27.479
_diffrn_reflns_theta_min         5.363
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_T_max  0.98
_exptl_absorpt_correction_T_min  0.68
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.310
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             480
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.27
_refine_diff_density_min         -0.19
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   0.9880
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     145
_refine_ls_number_reflns         1963
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0479
_refine_ls_R_factor_gt           0.0375
_refine_ls_shift/su_max          0.000226
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 Method= Modified Sheldrick 
 w=1/[\s^2^(F^2^) + ( 0.04P)^2^ + 0.52P] 
 ,where P=(max(Fo^2^,0) + 2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.0924
_refine_ls_wR_factor_gt          0.0892
_refine_ls_wR_factor_ref         0.0872
_reflns_limit_h_max              13
_reflns_limit_h_min              -14
_reflns_limit_k_max              9
_reflns_limit_k_min              0
_reflns_limit_l_max              18
_reflns_limit_l_min              0
_reflns_number_gt                2085
_reflns_number_total             2561
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   2.24
_oxford_diffrn_Wilson_scale      0.80
_oxford_refine_ls_r_factor_ref   0.0358
_oxford_refine_ls_scale          1.129(5)
_oxford_reflns_number_all        2561
_oxford_reflns_threshold_expression_ref I>3.0\s(I)
_oxford_structure_analysis_title EPIMER
_cod_data_source_file            c3ob41716f.txt
_cod_data_source_block           15
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value 'not measured' was changed to '?' -
the value is undefined or not given.

'_symmetry_cell_setting' value
'Monoclinic' changed to 'monoclinic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_Hall     '-P 2ybc '
_cod_original_sg_symbol_H-M      'P 1 21/c 1 '
_cod_database_code               7153174