data_2000809
_journal_name_full  'Acta Cryst.'
_journal_year  1992
_journal_volume  C48
_journal_page_first  988
_journal_page_last  991
loop_
_publ_author_name
 'Ueng, C.-H.'
 'Shih, G.-Y.'
_chemical_formula_sum  'C32 H28 Cr1 O4 P2'
_chemical_formula_weight  590.3
_symmetry_cell_setting  monoclinic
_symmetry_space_group_name_H-M  'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_cell_length_a  11.996(5)
_cell_length_b  15.298(6)
_cell_length_c  16.508(9)
_cell_angle_alpha  90.
_cell_angle_beta  105.40(3)
_cell_angle_gamma  90.
_cell_volume  2921.0(10)
_cell_formula_units_Z  1
_exptl_crystal_density_diffrn  1.34
_exptl_crystal_density_meas  ?
_exptl_crystal_F_000  1224
_exptl_absorpt_coefficient_mu  0.52
_diffrn_radiation_type  Mo
_diffrn_radiation_wavelength  0.7093
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
 Cr .57799(6) .23300(4) .88075(4)
 P1 .44386(9) .22878(7) .96692(6)
 P2 .71856(10) .313333(7) .98225(7)
 C1 .6562(4) .1271(3) .9213(3)
 C2 .4980(4) .3342(3) .8345(3)
 C3 .4784(4) .1665(3) .7994(3)
 C4 .6694(4) .2373(3) .8070(2)
 C5 .3936(4) .3354(3) .9971(2)
 C6 .4691(4) .3821(2)   1.0738(3)
 C7 .5879(4) .4133(3) 1.0684(3)
 C8 .6828(4) .3427(3) 1.0803(2)
 O1 .7044(3) .06293(19) .9385(2)
 O2 .4466(3) .3947(2)   .80439(19)
 O3 .4214(3) .1259(2)   .74545(17)
 O4 .7233(3) .2360(2)   .75850(19)
 C1A .3063(3) .1818(3) .9057(2)
 C2A .2305(4) .2318(3) .8437(3)
 C3A .1315(4) .1942(3) .7937(3)
 C4A .1054(4) .1076(3) .8031(3)
 C5A .1798(4) .0585(3) .8633(3)
 C6A .2800(4) .0954(3) .9148(3)
 C1B .4668(3) .1687(2)   1.0668(2)
 C2B .3824(4) .1709(3) 1.1107(3)
 C3B .4000(4) .1280(3) 1.1868(3)
 C4B .4993(5) .0814(3) 1.2195(3)
 C5B .5838(4) .0786(3) 1.1768(3)
 C6B .5674(4) .1220(3) 1.1005(3)
 C1C .8551(3) .2531(3)   1.0177(2)
 C2C .8841(4) .2060(3) 1.0924(3)
 C3C .9829(4) .1543(3) 1.1126(3)
 C4C 1.0522(4) .1489(3) 1.0590(3)
 C5C 1.0251(4) .1961(3) .9860(3)
 C6C .9278(4) .2480(3) .9648(3)
 C1D .7702(4) .4191(3) .9526(3)
 C2D .8351(4) .4749(3) 1.0131(3)
 C3D .8736(4) .5540(3) .9909(3)
 C4D .8496(4) .5791(3) .9086(3)
 C5D .7861(5) .5245(3) .8469(3)
 C6D .7458(4) .4452(3) .8687(3)
 H5 .315 .328 1.007
 H5' .384 .378 .948
 H6 .483 .341 1.124
 H6' .427 .435 1.088
 H7 .579 .440 1.011
 H7' .617 .462 1.111
 H8 .755 .363 1.124
 H8' .655 .289 1.106
 H2A .250 .297 .837
 H3A .077 .232 .748
 H4A .031 .080 .765
 H5A .160 -.007 .871
 H6A .336 .057 .959
 H2B .308 .206 1.086
 H3B .337 .129 1.218
 H4B .509 .049 1.274
 H5B .662 .047 1.203
 H6B .631 .120 1.067
 H2C .834 .210 1.134
 H3C 1.004 .121 1.168
 H4C 1.124 .109 1.075
 H5C 1.078 .192 .947
 H6C .910 .283 .910
 H2D .857 .456 1.077
 H3D .920 .597 1.034
 H4D .879 .638 .892
 H5D .769 .545 .785
 H6D .697 .405 .822