The Phospha–Michael addition product {(<i>t</i>-BuNH)P(μ-N-<i>t</i>-Bu)~2~P(=N-<i>t</i>-Bu)—C(=CH~2~)CH(<i>p</i>-CH~3~O—C~6~H~4~)-P(O)[(OCH~2~C(CH~3~)~2~CH~2~O)]}
Gangadhararao, G.; Venu, Srinivas; Acta Crystallographica Section E 67 (2011) o1212–o1213; doi:10.1107/S1600536811014127

data_2230197
_publ_section_title
;
 The Phospha--Michael addition product
 {(<i>t</i>-BuNH)P(\m-N-<i>t</i>-Bu)~2~P(=N-<i>t</i>-Bu)---C(=CH~2~)CH(<i>p</i>-CH~3~O---C~6~H~4~)-P(O)[(OCH~2~C(CH~3~)~2~CH~2~O)]}
;
_journal_coeditor_code           ZJ2002
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1212
_journal_page_last               o1213
_journal_paper_doi               10.1107/S1600536811014127
_journal_volume                  67
_journal_year                    2011
_chemical_formula_iupac          'C31 H57 N4 O4 P3'
_chemical_formula_moiety         'C31 H57 N4 O4 P3'
_chemical_formula_sum            'C31 H57 N4 O4 P3'
_chemical_formula_weight         642.72
_chemical_name_systematic
;
2-{2-[1,3-di-<i>tert</i>-butyl-4-(tert-butylamino)-2-(tert-butylimino)-
1,3,2\l^5^,4-diazadiphosphetidin-2-yl]-1-(4-methoxyphenyl)prop-2-en-1-yl}-
5,5-dimethyl-1,3,2\l^5^-dioxaphosphinan-2-one
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                88.0040(10)
_cell_angle_beta                 84.9490(10)
_cell_angle_gamma                87.6000(10)
_cell_formula_units_Z            4
_cell_length_a                   13.8603(9)
_cell_length_b                   15.7746(10)
_cell_length_c                   16.2606(11)
_cell_measurement_reflns_used    6427
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.98
_cell_measurement_theta_min      2.41
_cell_volume                     3536.6(4)
_computing_cell_refinement       'SAINT (Bruker, 2002)'
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        'SAINT (Bruker, 2002)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL  (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.0326
_diffrn_reflns_av_sigmaI/netI    0.0467
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            27730
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.26
_exptl_absorpt_coefficient_mu    0.207
_exptl_absorpt_correction_T_max  0.9716
_exptl_absorpt_correction_T_min  0.9559
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.207
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             1392
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.536
_refine_diff_density_min         -0.280
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.012
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     795
_refine_ls_number_reflns         12397
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.012
_refine_ls_R_factor_all          0.0628
_refine_ls_R_factor_gt           0.0487
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0649P)^2^+1.2977P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1195
_refine_ls_wR_factor_ref         0.1277
_reflns_number_gt                9894
_reflns_number_total             12397
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            zj2002.cif
_cod_data_source_block           I
_cod_database_code               2230197
_cod_database_fobs_code          2230197