#------------------------------------------------------------------------------
#$Date: 2013-12-28 15:58:47 +0200 (Sat, 28 Dec 2013) $
#$Revision: 91933 $
#$URL: file:///home/coder/svn-repositories/cod/cif/2/00/32/2003241.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_2003241
loop_
_publ_author_name
'Lai, L.-L.'
'Liu, L.-K.'
'Shiao, M.-J.'
'Wen, Y.-S.'
_publ_section_title
;
 2-Chloro-6-dimethylamino-3,5-pyridine-dicarbaldehyde
;
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              517
_journal_page_last               519
_journal_volume                  51
_journal_year                    1995
_chemical_compound_source
; The title compound was obtained by reaction of 2,6-dimethoxypyridine with
Vilsmeier's reagent following a literature procedure (Shiao, Shyu & Tarng,
1990). Suitable crystals for this study were obtained from
 dichloromethane--hexane (1:2), m.p. 415--416 K.
;
_chemical_formula_moiety         'C9 H9 Cl1 N2 O2'
_chemical_formula_sum            'C9 H9 Cl N2 O2'
_chemical_formula_weight         212.63
_chemical_melting_point          .415E-305
_chemical_name_systematic
;
2-chloro-6-dimethylamino-3,5-diformylpyridine
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_cell_angle_alpha                69.27(2)
_cell_angle_beta                 93.79(2)
_cell_angle_gamma                92.41(2)
_cell_formula_units_Z            2
_cell_length_a                   7.162(1)
_cell_length_b                   7.417(1)
_cell_length_c                   9.469(2)
_cell_measurement_reflns_used    24
_cell_measurement_temperature    298
_cell_measurement_theta_max      17.115
_cell_measurement_theta_min      8.48
_cell_volume                     469.31(15)
_diffrn_ambient_temperature      298
_diffrn_measurement_device       'Enraf-Nonius CAD-4'
_diffrn_measurement_method       \q/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'X-ray tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.010
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            1789
_diffrn_reflns_theta_max         25.0
_diffrn_reflns_theta_min         1.0
_diffrn_standards_decay_%        1
_diffrn_standards_interval_time  60
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.38
_exptl_absorpt_correction_T_max  0.998
_exptl_absorpt_correction_T_min  0.961
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.505
_exptl_crystal_description       rod
_exptl_crystal_F_000             220
_exptl_crystal_size_max          0.47
_exptl_crystal_size_mid          0.38
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.200
_refine_diff_density_min         -0.160
_refine_ls_extinction_coef       0.48(16)
_refine_ls_extinction_method     secondary
_refine_ls_goodness_of_fit_obs   1.95
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         1646
_refine_ls_R_factor_all          0.036
_refine_ls_R_factor_obs          0.028
_refine_ls_shift/esd_max         0.001
_refine_ls_structure_factor_coef F
_refine_ls_weighting_scheme      ' 1/[\s^2^(F) + 0.0004F^2^]'
_refine_ls_wR_factor_all         0.038
_refine_ls_wR_factor_obs         0.037
_reflns_number_observed          1375
_reflns_number_total             1646
_reflns_observed_criterion       I>2.5\s(I)
_[local]_cod_data_source_file    bk1066.cif
_[local]_cod_data_source_block   structure
_[local]_cod_chemical_formula_sum_orig ' C9 H9 Cl1 N2 O2'
_cod_original_cell_volume        469.3(2)
_cod_database_code               2003241
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,-y,-z
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_source
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
C ? International_Tables_Vol_IV_Tables_2.3.1 .002 .002
H ? International_Tables_Vol_IV_Tables_2.3.1 0 0
O ? International_Tables_Vol_IV_Tables_2.3.1 .008 .006
N ? International_Tables_Vol_IV_Tables_2.3.1 .004 .003
Cl ? International_Tables_Vol_IV_Tables_2.3.1 .132 .159
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_thermal_displace_type
_atom_site_type_symbol
Cl 0.2225(1) 0.7384(1) 0.3173(1) 0.046(1) Uij Cl
N1 0.2787(2) 0.4585(2) 0.5698(2) 0.033(1) Uij N
N2 0.3085(2) 0.2418(2) 0.8111(2) 0.035(1) Uij N
O1 0.0411(2) 0.2826(2) 0.1539(2) 0.061(1) Uij O
O2 0.4528(2) -0.1270(2) 0.7790(2) 0.054(1) Uij O
C1 0.2245(2) 0.4940(2) 0.4285(2) 0.032(1) Uij C
C2 0.1689(3) 0.3583(3) 0.3624(2) 0.035(1) Uij C
C3 0.1962(3) 0.1677(3) 0.4561(2) 0.037(1) Uij C
C4 0.2619(3) 0.1182(2) 0.6034(2) 0.034(1) Uij C
C5 0.2845(2) 0.2717(2) 0.6639(2) 0.031(1) Uij C
C6 0.0992(3) 0.4035(3) 0.2056(2) 0.046(1) Uij C
C7 0.3377(3) -0.0762(3) 0.6751(2) 0.046(1) Uij C
C8 0.3720(4) 0.3990(3) 0.8632(3) 0.044(1) Uij C
C9 0.2442(4) 0.0669(3) 0.9278(2) 0.044(1) Uij C
H3 0.177(3) 0.072(3) 0.412(2) 0.043(5) Uiso H
H6 0.102(3) 0.537(3) 0.147(3) 0.066(7) Uiso H
H7 0.293(3) -0.164(3) 0.624(2) 0.051(6) Uiso H
H81 0.450(3) 0.491(3) 0.792(3) 0.064(7) Uiso H
H82 0.441(3) 0.345(3) 0.958(3) 0.063(7) Uiso H
H83 0.266(4) 0.470(4) 0.876(3) 0.078(8) Uiso H
H91 0.158(3) -0.005(3) 0.886(2) 0.056(6) Uiso H
H92 0.173(3) 0.111(3) 0.998(3) 0.061(7) Uiso H
H93 0.344(3) -0.022(4) 0.982(3) 0.071(7) Uiso H
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_22
_atom_site_aniso_U_23
_atom_site_aniso_U_33
_atom_site_aniso_type_symbol
Cl 0.0696(4) 0.0022(2) -0.0009(2) 0.0287(3) -0.0071(2) 0.0399(3) Cl
N1 0.0391(9) -0.0001(6) 0.0015(7) 0.0274(7) -0.0121(6) 0.0330(8) N
N2 0.0448(9) -0.0019(7) -0.0007(7) 0.0302(8) -0.0117(6) 0.0298(8) N
O1 0.0789(11) -0.0051(8) -0.0099(8) 0.0589(10) -0.0294(8) 0.0459(9) O
O2 0.0703(11) 0.0142(7) -0.0142(8) 0.0384(8) -0.0134(7) 0.0550(9) O
C1 0.0333(10) 0.0008(7) 0.0037(8) 0.0282(9) -0.0099(7) 0.0350(10) C
C2 0.0365(10) 0.0002(8) 0.0020(8) 0.0343(9) -0.0136(8) 0.0357(10) C
C3 0.0392(11) -0.0024(8) 0.0012(8) 0.0330(10) -0.0198(8) 0.0405(10) C
C4 0.0399(10) -0.0022(8) 0.0021(8) 0.0269(9) -0.0128(7) 0.0366(10) C
C5 0.0306(9) -0.0017(7) 0.0010(7) 0.0288(9) -0.0022(7) 0.0346(10) C
C6 0.0534(13) 0.0007(10) -0.0030(9) 0.0468(12) -0.0150(10) 0.0374(11) C
C7 0.0634(14) 0.0003(10) 0.0004(10) 0.0304(10) -0.0158(9) 0.0443(12) C
C8 0.0585(14) -0.0001(10) -0.0039(10) 0.0346(11) -0.0174(9) 0.0386(11) C
C9 0.0572(14) -0.0071(10) 0.0037(10) 0.0390(11) -0.0101(9) 0.0378(11) C
loop_
_diffrn_standard_refln_index_h
_diffrn_standard_refln_index_k
_diffrn_standard_refln_index_l
-2 2 0
2 0 -3
-1 1 -2
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
C1 N1 C5 118.02(15) yes
C5 N2 C8 120.60(15) yes
C5 N2 C9 123.03(15) yes
C8 N2 C9 115.52(16) yes
Cl C1 N1 114.33(13) yes
Cl C1 C2 119.16(13) yes
N1 C1 C2 126.51(16) yes
C1 C2 C3 114.47(16) yes
C1 C2 C6 125.10(17) yes
C3 C2 C6 120.30(17) yes
C2 C3 C4 122.45(17) yes
C3 C4 C5 116.90(16) yes
C3 C4 C7 116.53(16) yes
C5 C4 C7 125.38(17) yes
N1 C5 N2 116.27(15) yes
N1 C5 C4 120.18(15) yes
N2 C5 C4 123.54(15) yes
O1 C6 C2 123.5(2) yes
O2 C7 C4 126.54(19) yes
C2 C3 H3 117.2(11) ?
C4 C3 H3 120.2(11) ?
O1 C6 H6 122.3(15) ?
C2 C6 H6 114.2(15) ?
O2 C7 H7 120.5(12) ?
C4 C7 H7 112.8(12) ?
N2 C8 H81 111.4(13) ?
N2 C8 H82 108.2(13) ?
N2 C8 H83 111.3(15) ?
H81 C8 H82 110.(2) ?
H81 C8 H83 107.(2) ?
H82 C8 H83 109.(2) ?
N2 C9 H91 111.1(13) ?
N2 C9 H92 106.0(12) ?
N2 C9 H93 114.1(14) ?
H91 C9 H92 107.1(18) ?
H91 C9 H93 106.3(19) ?
H92 C9 H93 112.1(18) ?
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_publ_flag
Cl C1 1.745(2) yes
N1 C1 1.304(2) yes
N1 C5 1.357(2) yes
N2 C5 1.332(2) yes
N2 C8 1.464(2) yes
N2 C9 1.456(3) yes
O1 C6 1.212(3) yes
O2 C7 1.202(3) yes
C1 C2 1.394(3) yes
C2 C3 1.391(3) yes
C2 C6 1.460(3) yes
C3 C4 1.367(3) yes
C4 C5 1.444(2) yes
C4 C7 1.470(3) yes
C3 H3 0.940(10) ?
C6 H6 0.95(2) ?
C7 H7 0.97(2) ?
C8 H81 0.96(3) ?
C8 H82 0.95(3) ?
C8 H83 0.98(3) ?
C9 H91 0.95(2) ?
C9 H92 1.01(2) ?
C9 H93 0.98(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
C5 N1 C1 Cl -179.9(2)
C5 N1 C1 C2 0.70(10)
C1 N1 C5 N2 -168.7(2)
C1 N1 C5 C4 10.20(10)
C8 N2 C5 N1 -14.90(10)
C8 N2 C5 C4 166.2(2)
C9 N2 C5 N1 154.0(2)
C9 N2 C5 C4 -24.90(10)
Cl C1 C2 C3 172.9(2)
Cl C1 C2 C6 -2.90(10)
N1 C1 C2 C3 -7.70(10)
N1 C1 C2 C6 176.4(3)
C1 C2 C3 C4 3.60(10)
C6 C2 C3 C4 179.7(3)
C1 C2 C6 O1 -175.3(3)
C3 C2 C6 O1 9.00(10)
C2 C3 C4 C5 6.20(10)
C2 C3 C4 C7 -162.0(3)
C3 C4 C5 N1 -13.50(10)
C3 C4 C5 N2 165.3(3)
C7 C4 C5 N1 153.5(2)
C7 C4 C5 N2 -27.60(10)
C3 C4 C7 O2 154.0(3)
C5 C4 C7 O2 -13.00(10)
_journal_paper_doi 10.1107/S0108270194010310