#------------------------------------------------------------------------------
#$Date: 2025-08-19 00:52:38 +0200 (Tue 19 de Aug de 2025) $
#$Revision: 301791 $
#$URL: svn://www.crystallography.net/cod/cif/2/00/71/2007178.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_2007178
loop_
_publ_author_name
'Pochat, Francis'
'L'Haridon, Paul'
_publ_section_title
;
 \a-(2<i>H</i>-1-Benzopyran-2-ylidene)-\a-(methylthio)acetonitrile, a
 Chromylidene Acetonitrile
;
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              531
_journal_page_last               533
_journal_paper_doi               10.1107/S0108270197015874
_journal_volume                  54
_journal_year                    1998
_chemical_formula_moiety         C~12~H~9~NOS
_chemical_formula_sum            'C12 H9 N O S'
_chemical_formula_weight         215.28
_chemical_name_systematic
' 2H-1-benzopyran-2-[cyano(methylthio)methylene]'
_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'
_cell_angle_alpha                90.0
_cell_angle_beta                 96.32(2)
_cell_angle_gamma                90.0
_cell_formula_units_Z            4
_cell_length_a                   7.430(4)
_cell_length_b                   18.453(2)
_cell_length_c                   7.686(3)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293
_cell_measurement_theta_max      15
_cell_measurement_theta_min      6
_cell_volume                     1047.4(7)
_diffrn_measurement_device_type  'Enraf-Nonius CAD-4 diffractometer'
_diffrn_measurement_method       \w--2\q
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.020
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            2291
_diffrn_reflns_theta_max         26.0
_diffrn_standards_decay_%        0.7
_diffrn_standards_interval_count 250
_diffrn_standards_interval_time  60
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.265
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.365
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             448
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.247
_refine_diff_density_min         -0.262
_refine_ls_extinction_coef       '1.7(4)\\times 10^-7^'
_refine_ls_extinction_method     'Becker & Coppens (1975)'
_refine_ls_goodness_of_fit_ref   1.15
_refine_ls_hydrogen_treatment    noref
_refine_ls_number_parameters     137
_refine_ls_number_reflns         1229
_refine_ls_R_factor_gt           0.058
_refine_ls_shift/su_max          <0.01
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details     'w = 4Fo^2^/[\s^2^(Fo)^2^+(0.07Fo^2^)^2^]'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.066
_reflns_number_observed          1229
_reflns_number_total             2135
_reflns_observed_criterion       I>\s(I)
_cod_data_source_file            jz1258.cif
_cod_data_source_block           I
_cod_original_cell_volume        1047.5(7)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_original_formula_sum        'C12 H9 NOS'
_cod_database_code               2007178
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,-y,-z
-x,1/2+y,1/2-z
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_adp_type
_atom_site_type_symbol
S .77120(10) .01004(5) .38010(10) Beq S
O1 .3095(3) .10370(10) .1905(4) Beq O
N .3526(5) -.0829(2) .2001(6) Beq N
C2 .4880(5) .0973(2) .2534(5) Beq C
C3 .5935(5) .1623(2) .2815(6) Beq C
C4 .5211(6) .2272(2) .2423(6) Beq C
C10 .3352(5) .2334(2) .1718(5) Beq C
C5 .2505(6) .2992(2) .1271(6) Beq C
C6 .0706(6) .3009(2) .0627(6) Beq C
C7 -.0272(6) .2374(2) .0433(6) Beq C
C8 .0524(5) .1713(2) .0863(6) Beq C
C9 .2342(5) .1707(2) .1502(5) Beq C
C11 .5495(5) .0285(2) .2836(5) Beq C
C12 .4361(5) -.0325(2) .2389(6) Beq C
C13 .8742(6) -.0228(2) .1952(6) Beq C
H3 .723 .153 .324 Bisofixed H
H4 .592 .266 .255 Bisofixed H
H5 .322 .340 .136 Bisofixed H
H6 .015 .348 .030 Bisofixed H
H7 -.148 .235 .003 Bisofixed H
H8 -.018 .127 .069 Bisofixed H
H131 .996 -.029 .233 Bisofixed H
H132 .829 -.067 .164 Bisofixed H
H133 .857 .009 .093 Bisofixed H
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
_atom_site_aniso_type_symbol
S .0402(4) .0572(6) .0495(5) -.0070(6) -.0070(4) .0134(5) S
O1 .0330(10) .0360(10) .065(2) -.0030(10) -.0060(10) -.0020(10) O
N .059(2) .043(2) .120(3) .000(2) -.011(2) .000(2) N
C2 .032(2) .043(2) .048(2) -.004(2) -.001(2) .003(2) C
C3 .038(2) .049(2) .070(3) -.012(2) -.004(2) .001(2) C
C4 .047(2) .036(2) .076(3) -.009(2) -.003(2) -.004(2) C
C10 .042(2) .036(2) .046(2) -.003(2) .001(2) .002(2) C
C5 .052(2) .038(2) .062(3) .000(2) -.006(2) -.003(2) C
C6 .068(3) .045(2) .060(3) .004(2) -.006(2) .014(2) C
C7 .045(2) .053(2) .062(3) .003(2) -.009(2) .012(2) C
C8 .038(2) .046(2) .053(2) -.001(2) -.002(2) .001(2) C
C9 .039(2) .031(2) .039(2) -.003(2) .000(2) .006(2) C
C11 .032(2) .050(2) .046(2) -.006(2) .001(2) .004(2) C
C12 .044(2) .037(2) .061(3) .002(2) .001(2) .013(2) C
C13 .050(2) .068(3) .062(3) .003(2) .014(2) .006(2) C
loop_
_atom_type_symbol
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C .002 .002
; International Tables for X-ray Crystallography
  (Vol. IV)
;
H 0 0
; International Tables for X-ray Crystallography
  (Vol. IV)
;
N .004 .003
; International Tables for X-ray Crystallography
  (Vol. IV)
;
O .008 .006
; International Tables for X-ray Crystallography
  (Vol. IV)
;
S .110 .124
; International Tables for X-ray Crystallography
  (Vol. IV)
;
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 S C13 101.1(2) yes
C2 O1 C9 120.7(3) yes
O1 C2 C3 118.3(3) yes
O1 C2 C11 115.8(2) yes
C3 C2 C11 125.8(3) yes
C2 C3 C4 121.0(3) yes
C3 C4 C10 120.4(3) yes
C4 C10 C5 123.6(2) yes
C4 C10 C9 117.9(3) yes
C5 C10 C9 118.5(2) no
C10 C5 C6 120.2(3) no
C5 C6 C7 120.0(3) no
C6 C7 C8 121.2(3) no
C7 C8 C9 117.9(3) no
O1 C9 C10 121.6(3) yes
O1 C9 C8 116.3(3) no
C10 C9 C8 122.1(3) no
S C11 C2 122.2(3) yes
S C11 C12 116.7(3) yes
C2 C11 C12 121.1(3) yes
N C12 C11 176.6(4) yes
H131 C13 H132 107.3(5) ?
H131 C13 H133 111.5(4) ?
H132 C13 H133 108.5(4) ?
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_site_symmetry_1
_geom_bond_site_symmetry_2
_geom_bond_distance
_geom_bond_publ_flag
S C11 . . 1.764(4) yes
S C13 . . 1.792(5) yes
O1 C2 . . 1.366(4) yes
O1 C9 . . 1.379(4) yes
N C12 . . 1.139(5) yes
C2 C3 . . 1.436(5) yes
C2 C11 . . 1.361(5) yes
C3 C4 . . 1.334(6) yes
C4 C10 . . 1.432(6) yes
C10 C5 . . 1.394(5) yes
C10 C9 . . 1.378(5) yes
C5 C6 . . 1.374(6) no
C6 C7 . . 1.379(6) no
C7 C8 . . 1.378(6) no
C8 C9 . . 1.386(5) no
C11 C12 . . 1.425(5) yes
C3 H3 . . 1.00(4) ?
C4 H4 . . .89(4) ?
C5 H5 . . .92(4) ?
C6 H6 . . .98(4) ?
C7 H7 . . .92(4) ?
C8 H8 . . .98(4) ?
C13 H131 . . .93(4) ?
C13 H132 . . .90(4) ?
C13 H133 . . .98(4) ?
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 PubChem 10775058
