Hyperconjugation involving strained carbon-carbon bonds. Application of the variable oxygen probe to ester and ether derivatives of cubylmethanol.
Harris, Benjamin; Savage, G. Paul; White, Jonathan M.; Organic & biomolecular chemistry 11 (2013) 3151–3158; doi:10.1039/c3ob40288f

data_7152910
_publ_section_title
;
 Hyperconjugation involving strained carbon-carbon bonds. Application of
 the variable oxygen probe to ester and ether derivatives of
 cubylmethanol.
;
_journal_issue                   19
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              3151
_journal_page_last               3158
_journal_paper_doi               10.1039/c3ob40288f
_journal_volume                  11
_journal_year                    2013
_chemical_formula_sum            'C17 H15 N O5'
_chemical_formula_weight         313.30
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_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
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_audit_creation_method           SHELXL-97
_cell_angle_alpha                68.415(11)
_cell_angle_beta                 78.650(10)
_cell_angle_gamma                80.137(12)
_cell_formula_units_Z            2
_cell_length_a                   6.9852(10)
_cell_length_b                   10.5113(15)
_cell_length_c                   10.8498(11)
_cell_measurement_reflns_used    764
_cell_measurement_temperature    130.0
_cell_measurement_theta_max      29.0809
_cell_measurement_theta_min      3.8536
_cell_volume                     721.99(17)
_computing_cell_refinement
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.39 (release 18-08-2010 CrysAlis171 .NET)
(compiled Aug 18 2010,17:42:00)
;
_computing_data_collection
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.39 (release 18-08-2010 CrysAlis171 .NET)
(compiled Aug 18 2010,17:42:00)
;
_computing_data_reduction
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.39 (release 18-08-2010 CrysAlis171 .NET)
(compiled Aug 18 2010,17:42:00)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      130.0
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.860
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Mo) X-ray Source'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.0196
_diffrn_reflns_av_sigmaI/netI    0.0314
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            5867
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         29.23
_diffrn_reflns_theta_min         2.99
_exptl_absorpt_coefficient_mu    0.107
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.79007
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.39 (release 18-08-2010 CrysAlis171 .NET)
(compiled Aug 18 2010,17:42:00)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.441
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             328
_exptl_crystal_size_max          0.3343
_exptl_crystal_size_mid          0.2581
_exptl_crystal_size_min          0.1692
_refine_diff_density_max         0.353
_refine_diff_density_min         -0.278
_refine_diff_density_rms         0.047
_refine_ls_extinction_coef       0.007(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.071
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     209
_refine_ls_number_reflns         3374
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.071
_refine_ls_R_factor_all          0.0519
_refine_ls_R_factor_gt           0.0425
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0502P)^2^+0.2474P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1080
_refine_ls_wR_factor_ref         0.1167
_reflns_number_gt                2808
_reflns_number_total             3374
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ob40288f.txt
_cod_data_source_block           shelxl11b
_cod_original_cell_volume        721.99(16)
_cod_database_code               7152910