#------------------------------------------------------------------------------
#$Date: 2009-11-16 02:43:51 +0100 (Mon, 16 Nov 2009) $
#$Revision: 853 $
#$URL: svn://www.crystallography.net/cod/cif/2/2100581.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_2100581
_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  P21/c
loop_
_publ_author_name
'Broder, Charlotte K.'
'Barnett, Sarah A.'
'Gutmann, Matthias J.'
'Shankland, Kenneth'
'Wilson, Chick C.'
_publ_section_title
;
 Accurate molecular structures and hydrogen bonding in two polymorphs of
 o-acetamidobenzamide by single crystal neutron diffraction
;
_journal_coeditor_code           BM5034
_journal_date_accepted           2006-07-04
_journal_date_recd_electronic    2006-05-19
_journal_issue                   5
_journal_name_full               'Acta Crystallographica, Section B'
_journal_page_first              926
_journal_page_last               930
_journal_paper_category          FA
_journal_volume                  62
_journal_year                    2006
_chemical_formula_moiety         'C9 H10 N2 O2'
_chemical_formula_sum            'C9 H10 N2 O2'
_chemical_formula_weight         178.19
_chemical_name_common            'o-acetoamidobenzoic acid beta polymorph'
_chemical_name_systematic
;
/b-o-acetoamidobenzoic acid
;
_symmetry_cell_setting           Monoclinic
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 101.120(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.7880(10)
_cell_length_b                   8.972(2)
_cell_length_c                   12.547(2)
_cell_measurement_reflns_used    400
_cell_measurement_temperature    30(2)
_cell_volume                     860.2(3)
_computing_cell_refinement       SXD-2001
_computing_data_collection       SXD-2001
_computing_data_reduction        SXD-2001
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      30(2)
_diffrn_measured_fraction_theta_full 0.243
_diffrn_measured_fraction_theta_max 0.243
_diffrn_measurement_device_type  SXD
_diffrn_measurement_method       'time-of-flight LAUE diffraction'
_diffrn_radiation_source         'ISIS spallation source'
_diffrn_radiation_type           neutron
_diffrn_radiation_wavelength     0.69-5.9
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0624
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            11484
_diffrn_reflns_theta_full        82.52
_diffrn_reflns_theta_max         82.52
_diffrn_reflns_theta_min         8.20
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
Gaussian intigration method applied thought SXD-2001 program
;
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.376
_exptl_crystal_density_meas      'not measured'
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             211
_exptl_crystal_size_max          3.5
_exptl_crystal_size_mid          1.5
_exptl_crystal_size_min          1.5
_refine_diff_density_max         2.346
_refine_diff_density_min         -2.384
_refine_ls_extinction_coef       0.0450(7)
_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   1.033
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     274
_refine_ls_number_reflns         11484
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0580
_refine_ls_R_factor_gt           0.0580
_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^)+(0.0926P)^2^+11.2116P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1476
_refine_ls_wR_factor_ref         0.1476
_reflns_number_gt                11484
_reflns_number_total             11484
_reflns_threshold_expression     >2sigma(I)
_[local]_cod_data_source_file    bm5034.cif
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, y+1/2, -z+1/2'
'-x, -y, -z'
'x, -y-1/2, z-1/2'
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0000 0.0000 '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'
N N 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_atom_site_type_symbol
_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_occupancy
O O1 0.30407(8) 0.45434(11) 0.06498(5) 0.00571(13) Uani d 1
O O2 0.45233(9) 0.44751(12) 0.32723(6) 0.00736(13) Uani d 1
N N1 0.49421(5) 0.64900(7) 0.09770(3) 0.00633(9) Uani d 1
N N2 0.46827(5) 0.69965(7) 0.33038(3) 0.00516(8) Uani d 1
C C1 0.29204(7) 0.72026(9) 0.27464(4) 0.00442(11) Uani d 1
C C2 0.23108(7) 0.65871(9) 0.17126(4) 0.00428(10) Uani d 1
C C3 0.05534(7) 0.67694(10) 0.12146(5) 0.00569(12) Uani d 1
C C4 -0.05798(7) 0.75886(10) 0.17259(5) 0.00678(12) Uani d 1
C C5 0.00313(8) 0.82164(10) 0.27477(5) 0.00708(12) Uani d 1
C C6 0.17756(7) 0.80121(10) 0.32588(5) 0.00657(12) Uani d 1
C C7 0.34806(7) 0.57761(9) 0.10839(4) 0.00400(10) Uani d 1
C C8 0.53825(7) 0.56233(9) 0.35385(4) 0.00510(11) Uani d 1
C C9 0.72597(8) 0.55796(11) 0.41339(5) 0.00847(13) Uani d 1
H H2 0.5428(2) 0.7909(3) 0.35617(16) 0.0200(4) Uani d 1
H H1B 0.5733(2) 0.6050(3) 0.04917(15) 0.0196(4) Uani d 1
H H3 0.0071(2) 0.6274(3) 0.04198(13) 0.0201(4) Uani d 1
H H1A 0.5146(2) 0.7555(3) 0.12716(15) 0.0191(4) Uani d 1
H H6 0.2260(2) 0.8474(3) 0.40600(13) 0.0226(5) Uani d 1
H H4 -0.19351(19) 0.7759(3) 0.13325(15) 0.0224(4) Uani d 1
H H5 -0.0857(2) 0.8848(3) 0.31499(15) 0.0233(5) Uani d 1
H H9C 0.7817(3) 0.6684(3) 0.4312(2) 0.0295(5) Uani d 1
H H9B 0.8041(3) 0.4982(5) 0.3639(2) 0.0379(8) Uani d 1
H H9A 0.7330(3) 0.4966(4) 0.48892(18) 0.0376(8) Uani d 1
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
O1 0.00659(18) 0.0037(4) 0.00728(19) -0.0009(2) 0.00238(16) -0.00190(19)
O2 0.0077(2) 0.0026(4) 0.0109(2) -0.0003(2) -0.00037(18) -0.0003(2)
N1 0.00616(12) 0.0052(3) 0.00854(14) -0.00169(13) 0.00359(10) -0.00214(13)
N2 0.00535(11) 0.0034(2) 0.00629(12) -0.00002(12) 0.00012(10) -0.00020(12)
C1 0.00465(15) 0.0037(3) 0.00495(16) 0.00035(16) 0.00107(13) -0.00051(15)
C2 0.00377(14) 0.0043(3) 0.00481(16) 0.00002(16) 0.00082(12) -0.00085(15)
C3 0.00390(15) 0.0060(4) 0.00698(17) 0.00037(16) 0.00043(13) -0.00132(17)
C4 0.00438(16) 0.0071(4) 0.00897(19) 0.00099(18) 0.00144(14) -0.00128(18)
C5 0.00594(16) 0.0064(4) 0.00921(19) 0.00153(19) 0.00230(14) -0.00176(18)
C6 0.00627(16) 0.0074(4) 0.00629(17) 0.00132(18) 0.00184(14) -0.00220(17)
C7 0.00433(14) 0.0031(3) 0.00484(15) 0.00012(16) 0.00142(12) -0.00076(15)
C8 0.00522(15) 0.0038(3) 0.00590(16) 0.00030(17) 0.00018(13) 0.00009(16)
C9 0.00635(17) 0.0080(4) 0.00988(19) 0.00101(19) -0.00125(15) -0.0001(2)
H2 0.0171(5) 0.0125(10) 0.0280(7) -0.0038(6) -0.0013(5) -0.0021(7)
H1B 0.0182(5) 0.0198(13) 0.0239(6) -0.0004(6) 0.0121(5) -0.0068(6)
H3 0.0179(5) 0.0254(13) 0.0153(5) 0.0003(6) -0.0007(4) -0.0070(6)
H1A 0.0209(6) 0.0130(11) 0.0244(6) -0.0056(6) 0.0071(5) -0.0065(6)
H6 0.0232(6) 0.0286(15) 0.0148(5) 0.0029(7) 0.0008(5) -0.0093(6)
H4 0.0100(4) 0.0301(14) 0.0252(7) 0.0041(6) -0.0012(4) -0.0028(7)
H5 0.0180(6) 0.0277(15) 0.0254(7) 0.0076(7) 0.0075(5) -0.0085(7)
H9C 0.0222(7) 0.0171(14) 0.0444(11) -0.0047(8) -0.0057(7) -0.0049(10)
H9B 0.0194(7) 0.053(3) 0.0415(11) 0.0091(9) 0.0056(7) -0.0212(12)
H9A 0.0301(9) 0.050(2) 0.0278(9) -0.0049(11) -0.0060(7) 0.0216(11)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
O1 C7 1.2511(12)
O2 C8 1.2387(12)
N1 C7 1.3351(8)
N1 H1B 1.0249(17)
N1 H1A 1.025(2)
N2 C8 1.3564(10)
N2 C1 1.4272(7)
N2 H2 1.020(2)
C1 C6 1.3988(9)
C1 C2 1.4055(8)
C2 C3 1.4002(7)
C2 C7 1.5029(9)
C3 C4 1.3960(10)
C3 H3 1.0902(17)
C4 C5 1.3972(9)
C4 H4 1.0863(15)
C5 C6 1.3979(8)
C5 H5 1.090(2)
C6 H6 1.0856(17)
C8 C9 1.5085(8)
C9 H9C 1.087(3)
C9 H9B 1.090(3)
C9 H9A 1.088(2)
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
C7 N1 H1B 119.78(14)
C7 N1 H1A 119.09(11)
H1B N1 H1A 120.25(18)
C8 N2 C1 122.16(6)
C8 N2 H2 118.71(12)
C1 N2 H2 119.08(13)
C6 C1 C2 119.76(5)
C6 C1 N2 118.68(5)
C2 C1 N2 121.55(6)
C3 C2 C1 119.55(6)
C3 C2 C7 117.49(5)
C1 C2 C7 122.93(5)
C4 C3 C2 120.43(6)
C4 C3 H3 119.88(11)
C2 C3 H3 119.69(11)
C3 C4 C5 120.02(5)
C3 C4 H4 120.67(13)
C5 C4 H4 119.31(13)
C4 C5 C6 119.80(6)
C4 C5 H5 120.00(11)
C6 C5 H5 120.19(11)
C5 C6 C1 120.42(6)
C5 C6 H6 120.54(12)
C1 C6 H6 119.04(12)
O1 C7 N1 123.20(6)
O1 C7 C2 120.91(6)
N1 C7 C2 115.80(7)
O2 C8 N2 121.55(6)
O2 C8 C9 122.24(8)
N2 C8 C9 116.20(7)
C8 C9 H9C 112.85(14)
C8 C9 H9B 108.97(13)
H9C C9 H9B 108.7(3)
C8 C9 H9A 109.01(14)
H9C C9 H9A 109.3(2)
H9B C9 H9A 107.9(3)