#------------------------------------------------------------------------------
#$Date: 2025-08-19 13:43:10 +0300 (Tue, 19 Aug 2025) $
#$Revision: 301803 $
#$URL: file:///home/coder/svn-repositories/cod/cif/2/20/64/2206475.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2206475
loop_
_publ_author_name
'Niemeyer, Mark'
'Gan, Min'
_publ_section_title
;
 The enol form of (+)-(1R,4R)-3-benzoylcamphor
;
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2363
_journal_page_last               o2365
_journal_paper_doi               10.1107/S1600536805020404
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          'C17 H20 O2'
_chemical_formula_moiety         'C17 H20 O2'
_chemical_formula_sum            'C17 H20 O2'
_chemical_formula_weight         256.35
_chemical_melting_point          361.0(10)
_chemical_name_common            (1R,4R)-(+)-3-benzoylcamphor
_chemical_name_systematic
;
(+)-(1R,4R)-3-(hydroxy-benzylidene)-1,7,7-trimethyl-
bicyclo[2.2.1]heptan-2-one
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.520(2)
_cell_length_b                   12.646(3)
_cell_length_c                   12.917(3)
_cell_measurement_reflns_used    48
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      12.5
_cell_measurement_theta_min      6.5
_cell_volume                     1391.7(6)
_computing_cell_refinement       P3
_computing_data_collection       'P3 (Siemens, 1989)'
_computing_data_reduction        'XDISK (Siemens, 1989)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 1998)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Rebuilt Syntex P2₁/Siemens P3 four-circle'
_diffrn_measurement_method       Wyckoff
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.020
_diffrn_reflns_av_sigmaI/netI    0.018
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -1
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -1
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -1
_diffrn_reflns_number            2435
_diffrn_reflns_theta_full        27.5
_diffrn_reflns_theta_max         27.5
_diffrn_reflns_theta_min         2.3
_diffrn_standards_decay_%        0.1
_diffrn_standards_interval_count 198
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.223
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             552
_exptl_crystal_size_max          0.75
_exptl_crystal_size_mid          0.70
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.22
_refine_diff_density_min         -0.20
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.04
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     198
_refine_ls_number_reflns         1836
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.04
_refine_ls_R_factor_all          0.040
_refine_ls_R_factor_gt           0.035
_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/[σ²(Fo²)+(0.054P)²+0.243P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.089
_refine_ls_wR_factor_ref         0.092
_reflns_number_gt                1697
_reflns_number_total             1836
_reflns_threshold_expression     I>2σ(I)
_cod_data_source_file            jh6011.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value '360-362' was changed to '361.0(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 '360-362' was changed to '361.0(10)'
- the average value was taken and precision was estimated.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_database_code               2206475
_cod_database_fobs_code          2206475
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x+1/2, -y, z+1/2'
'-x, y+1/2, -z+1/2'
'x+1/2, -y+1/2, -z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_calc_flag
_atom_site_refinement_flags
_atom_site_occupancy
_atom_site_type_symbol
O1 0.15288(17) 0.66105(11) 0.08550(13) 0.0372(3) Uani d . 1 O
H1 0.096(4) 0.710(2) 0.126(2) 0.059(8) Uiso d . 1 H
O2 -0.07082(18) 0.74521(10) 0.19952(12) 0.0383(3) Uani d . 1 O
C1 -0.2988(2) 0.62839(13) 0.22595(13) 0.0243(3) Uani d . 1 C
C2 -0.1378(2) 0.65976(13) 0.18629(14) 0.0266(4) Uani d . 1 C
C3 -0.0761(2) 0.56873(13) 0.13002(14) 0.0240(3) Uani d . 1 C
C4 -0.2033(2) 0.48613(13) 0.13786(12) 0.0217(3) Uani d . 1 C
H4A -0.1988 0.4291 0.0843 0.028(5) Uiso calc R 1 H
C5 -0.2013(2) 0.44699(14) 0.25182(13) 0.0281(4) Uani d . 1 C
H5A -0.2733 0.3864 0.2618 0.027(5) Uiso calc R 1 H
H5B -0.0942 0.4261 0.2735 0.040(6) Uiso calc R 1 H
C6 -0.2585(2) 0.54597(15) 0.31210(13) 0.0302(4) Uani d . 1 C
H6A -0.1751 0.5731 0.3584 0.046(7) Uiso calc R 1 H
H6B -0.3525 0.5292 0.3541 0.041(6) Uiso calc R 1 H
C7 -0.3540(2) 0.55531(14) 0.13565(13) 0.0233(3) Uani d . 1 C
C8 -0.3780(2) 0.61460(15) 0.03346(14) 0.0321(4) Uani d . 1 C
H8A -0.3990 0.5637 -0.0220 0.037(6) Uiso calc R 1 H
H8B -0.2832 0.6550 0.0169 0.039(6) Uiso calc R 1 H
H8C -0.4673 0.6630 0.0402 0.050(7) Uiso calc R 1 H
C9 -0.5048(2) 0.49433(16) 0.15976(15) 0.0325(4) Uani d . 1 C
H9A -0.5214 0.4398 0.1069 0.040(6) Uiso calc R 1 H
H9B -0.5940 0.5432 0.1598 0.034(6) Uiso calc R 1 H
H9C -0.4957 0.4609 0.2279 0.039(6) Uiso calc R 1 H
C10 -0.4030(3) 0.71866(15) 0.25858(16) 0.0353(4) Uani d . 1 C
H10A -0.4241 0.7643 0.1988 0.050(7) Uiso calc R 1 H
H10B -0.3506 0.7598 0.3128 0.089(11) Uiso calc R 1 H
H10C -0.5023 0.6906 0.2854 0.051(7) Uiso calc R 1 H
C11 0.0648(2) 0.57245(13) 0.08182(14) 0.0257(4) Uani d . 1 C
C12 0.1373(2) 0.48823(14) 0.01897(13) 0.0257(4) Uani d . 1 C
C13 0.2268(2) 0.51455(17) -0.06782(14) 0.0326(4) Uani d . 1 C
H13A 0.2392 0.5867 -0.0867 0.032(6) Uiso calc R 1 H
C14 0.2974(2) 0.43645(19) -0.12662(15) 0.0386(5) Uani d . 1 C
H14A 0.3566 0.4550 -0.1862 0.048(7) Uiso calc R 1 H
C15 0.2821(3) 0.33161(19) -0.09881(16) 0.0401(5) Uani d . 1 C
H15A 0.3316 0.2780 -0.1387 0.046(7) Uiso calc R 1 H
C16 0.1944(3) 0.30487(16) -0.01272(17) 0.0370(5) Uani d . 1 C
H16A 0.1837 0.2326 0.0061 0.056(8) Uiso calc R 1 H
C17 0.1222(2) 0.38177(14) 0.04625(14) 0.0296(4) Uani d . 1 C
H17B 0.0623 0.3624 0.1053 0.042(6) Uiso calc R 1 H
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_publ_flag
C11 O1 H1 106.0(17) yes
C10 C1 C2 115.43(15) no
C10 C1 C7 118.69(16) no
C2 C1 C7 100.08(13) no
C10 C1 C6 115.81(15) no
C2 C1 C6 102.51(14) no
C7 C1 C6 101.74(13) no
O2 C2 C3 126.38(17) yes
O2 C2 C1 126.90(16) yes
C3 C2 C1 106.72(14) yes
C11 C3 C2 121.43(16) yes
C11 C3 C4 133.82(17) yes
C2 C3 C4 104.69(14) yes
C3 C4 C5 106.02(14) no
C3 C4 C7 101.69(13) no
C5 C4 C7 101.91(13) no
C3 C4 H4A 115.2 no
C5 C4 H4A 115.2 no
C7 C4 H4A 115.2 no
C6 C5 C4 102.41(13) no
C6 C5 H5A 111.3 no
C4 C5 H5A 111.3 no
C6 C5 H5B 111.3 no
C4 C5 H5B 111.3 no
H5A C5 H5B 109.2 no
C5 C6 C1 104.44(13) no
C5 C6 H6A 110.9 no
C1 C6 H6A 110.9 no
C5 C6 H6B 110.9 no
C1 C6 H6B 110.9 no
H6A C6 H6B 108.9 no
C9 C7 C8 108.04(15) no
C9 C7 C4 113.96(14) no
C8 C7 C4 113.70(14) no
C9 C7 C1 113.53(14) no
C8 C7 C1 113.23(14) no
C4 C7 C1 94.05(13) no
C7 C8 H8A 109.5 no
C7 C8 H8B 109.5 no
H8A C8 H8B 109.5 no
C7 C8 H8C 109.5 no
H8A C8 H8C 109.5 no
H8B C8 H8C 109.5 no
C7 C9 H9A 109.5 no
C7 C9 H9B 109.5 no
H9A C9 H9B 109.5 no
C7 C9 H9C 109.5 no
H9A C9 H9C 109.5 no
H9B C9 H9C 109.5 no
C1 C10 H10A 109.5 no
C1 C10 H10B 109.5 no
H10A C10 H10B 109.5 no
C1 C10 H10C 109.5 no
H10A C10 H10C 109.5 no
H10B C10 H10C 109.5 no
O1 C11 C3 120.41(17) yes
O1 C11 C12 112.68(16) yes
C3 C11 C12 126.88(16) yes
C13 C12 C17 118.85(18) no
C13 C12 C11 119.91(16) no
C17 C12 C11 121.21(16) no
C14 C13 C12 120.54(19) no
C14 C13 H13A 119.7 no
C12 C13 H13A 119.7 no
C15 C14 C13 120.10(18) no
C15 C14 H14A 119.9 no
C13 C14 H14A 119.9 no
C14 C15 C16 119.74(19) no
C14 C15 H15A 120.1 no
C16 C15 H15A 120.1 no
C17 C16 C15 120.85(19) no
C17 C16 H16A 119.6 no
C15 C16 H16A 119.6 no
C16 C17 C12 119.90(18) no
C16 C17 H17B 120.0 no
C12 C17 H17B 120.0 no
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_publ_flag
O1 C11 1.350(2) yes
O1 H1 0.94(3) no
O2 C2 1.234(2) yes
C1 C10 1.507(2) no
C1 C2 1.517(3) yes
C1 C7 1.561(2) no
C1 C6 1.563(2) no
C2 C3 1.459(2) yes
C3 C11 1.352(3) yes
C3 C4 1.509(2) yes
C4 C5 1.553(2) no
C4 C7 1.554(2) no
C4 H4A 1.0000 no
C5 C6 1.553(2) no
C5 H5A 0.9900 no
C5 H5B 0.9900 no
C6 H6A 0.9900 no
C6 H6B 0.9900 no
C7 C9 1.531(2) no
C7 C8 1.532(2) no
C8 H8A 0.9800 no
C8 H8B 0.9800 no
C8 H8C 0.9800 no
C9 H9A 0.9800 no
C9 H9B 0.9800 no
C9 H9C 0.9800 no
C10 H10A 0.9800 no
C10 H10B 0.9800 no
C10 H10C 0.9800 no
C11 C12 1.475(3) yes
C12 C13 1.396(2) no
C12 C17 1.398(2) no
C13 C14 1.384(3) no
C13 H13A 0.9500 no
C14 C15 1.380(3) no
C14 H14A 0.9500 no
C15 C16 1.382(3) no
C15 H15A 0.9500 no
C16 C17 1.380(3) no
C16 H16A 0.9500 no
C17 H17B 0.9500 no
loop_
_geom_hbond_atom_site_label_D
_geom_hbond_atom_site_label_H
_geom_hbond_atom_site_label_A
_geom_hbond_distance_DH
_geom_hbond_distance_HA
_geom_hbond_distance_DA
_geom_hbond_angle_DHA
O1 H1 O2 0.94(3) 1.77(3) 2.633(2) 151(3)
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
_geom_torsion_publ_flag
C10 C1 C2 O2 17.8(3) no
C7 C1 C2 O2 146.48(19) no
C6 C1 C2 O2 -109.0(2) no
C10 C1 C2 C3 -162.72(15) no
C7 C1 C2 C3 -34.08(16) no
C6 C1 C2 C3 70.46(16) no
O2 C2 C3 C11 -2.8(3) no
C1 C2 C3 C11 177.80(15) no
O2 C2 C3 C4 179.65(18) no
C1 C2 C3 C4 0.21(17) no
C11 C3 C4 C5 110.8(2) no
C2 C3 C4 C5 -72.05(16) no
C11 C3 C4 C7 -143.0(2) no
C2 C3 C4 C7 34.13(16) no
C3 C4 C5 C6 67.60(17) no
C7 C4 C5 C6 -38.42(16) no
C4 C5 C6 C1 3.93(18) no
C10 C1 C6 C5 161.72(16) no
C2 C1 C6 C5 -71.70(16) no
C7 C1 C6 C5 31.55(17) no
C3 C4 C7 C9 -170.80(15) no
C5 C4 C7 C9 -61.43(17) no
C3 C4 C7 C8 64.78(16) no
C5 C4 C7 C8 174.15(14) no
C3 C4 C7 C1 -52.80(14) no
C5 C4 C7 C1 56.57(14) no
C10 C1 C7 C9 -63.3(2) no
C2 C1 C7 C9 170.26(14) no
C6 C1 C7 C9 65.10(18) no
C10 C1 C7 C8 60.4(2) no
C2 C1 C7 C8 -66.06(17) no
C6 C1 C7 C8 -171.22(14) no
C10 C1 C7 C4 178.38(16) no
C2 C1 C7 C4 51.91(14) no
C6 C1 C7 C4 -53.26(15) no
C2 C3 C11 O1 0.6(3) no
C4 C3 C11 O1 177.38(18) no
C2 C3 C11 C12 -177.21(16) no
C4 C3 C11 C12 -0.4(3) no
O1 C11 C12 C13 -33.7(2) yes
C3 C11 C12 C13 144.29(18) no
O1 C11 C12 C17 144.48(18) no
C3 C11 C12 C17 -37.6(3) yes
C17 C12 C13 C14 0.9(3) no
C11 C12 C13 C14 179.05(17) no
C12 C13 C14 C15 -1.1(3) no
C13 C14 C15 C16 0.7(3) no
C14 C15 C16 C17 -0.2(3) no
C15 C16 C17 C12 0.0(3) no
C13 C12 C17 C16 -0.3(3) no
C11 C12 C17 C16 -178.51(17) no
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 ChemSpider 21180472
2 PubChem 139068151
