The material described by SrU2As2(HO2)6H2 crystallizes in the monoclinic Pc space group. The structure consists of four 1333-74-0 atoms inside a SrU2As2(HO2)6 framework. In the SrU2As2(HO2)6 framework, Sr(1) is bonded in a 10-coordinate geometry to one H(1), one H(2), one H(3), one H(5), one H(6), one H(7), one O(12), one O(2), one O(4), and one O(8) atom. There are two inequivalent U sites. In the first U site, U(1) is bonded to one O(2), one O(4), one O(5), one O(6), one O(7), and one O(9) atom to form UO6 octahedra that share corners with two equivalent As(1)O4 tetrahedra and corners with two equivalent As(2)O4 tetrahedra. In the second U site, U(2) is bonded to one O(1), one O(10), one O(11), one O(12), one O(3), and one O(8) atom to form distorted UO6 octahedra that share corners with two equivalent As(1)O4 tetrahedra and corners with two equivalent As(2)O4 tetrahedra. There are two inequivalent As sites. In the first As site, As(1) is bonded to one O(10), one O(6), one O(8), and one O(9) atom to form AsO4 tetrahedra that share corners with two equivalent U(1)O6 octahedra and corners with two equivalent U(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 31-53°. In the second As site, As(2) is bonded to one O(1), one O(3), one O(4), and one O(7) atom to form AsO4 tetrahedra that share corners with two equivalent U(1)O6 octahedra and corners with two equivalent U(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 31-53°. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one Sr(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one Sr(1) atom. In the third H site, H(3) is bonded in a distorted single-bond geometry to one Sr(1) atom. In the fourth H site, H(5) is bonded in a distorted single-bond geometry to one Sr(1) atom. In the fifth H site, H(6) is bonded in a single-bond geometry to one Sr(1) atom. In the sixth H site, H(7) is bonded in a single-bond geometry to one Sr(1) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one U(2) and one As(2) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Sr(1) and one U(1) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one U(2) and one As(2) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Sr(1), one U(1), and one As(2) atom. In the fifth O site, O(5) is bonded in a single-bond geometry to one U(1) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one U(1) and one As(1) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one U(1) and one As(2) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Sr(1), one U(2), and one As(1) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one U(1) and one As(1) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one U(2) and one As(1) atom. In the eleventh O site, O(11) is bonded in a single-bond geometry to one U(2) atom. In the twelfth O site, O(12) is bonded in a bent 120 degrees geometry to one Sr(1) and one U(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_SrU2As2(H2O3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.294
_cell_length_b   7.346
_cell_length_c   15.705
_cell_angle_alpha   83.758
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   836.446
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Sr  Sr0  1  0.677  0.297  0.689  1.0
  Sr  Sr1  1  0.323  0.297  0.189  1.0
  U  U2  1  0.752  0.551  0.883  1.0
  U  U3  1  0.248  0.551  0.383  1.0
  U  U4  1  0.755  0.040  0.496  1.0
  U  U5  1  0.245  0.040  0.996  1.0
  As  As6  1  0.745  0.542  0.445  1.0
  As  As7  1  0.255  0.542  0.945  1.0
  As  As8  1  0.743  0.050  0.934  1.0
  As  As9  1  0.257  0.050  0.434  1.0
  H  H10  1  0.003  0.183  0.769  1.0
  H  H11  1  0.997  0.183  0.269  1.0
  H  H12  1  0.571  0.640  0.621  1.0
  H  H13  1  0.429  0.640  0.121  1.0
  H  H14  1  0.362  0.402  0.772  1.0
  H  H15  1  0.638  0.402  0.272  1.0
  H  H16  1  0.838  0.765  0.105  1.0
  H  H17  1  0.162  0.765  0.605  1.0
  H  H18  1  0.381  0.223  0.594  1.0
  H  H19  1  0.619  0.223  0.094  1.0
  H  H20  1  0.991  0.424  0.607  1.0
  H  H21  1  0.009  0.424  0.107  1.0
  H  H22  1  0.600  0.952  0.755  1.0
  H  H23  1  0.400  0.952  0.255  1.0
  H  H24  1  0.803  0.842  0.273  1.0
  H  H25  1  0.197  0.842  0.773  1.0
  O  O26  1  0.557  0.055  0.001  1.0
  O  O27  1  0.443  0.055  0.501  1.0
  O  O28  1  0.752  0.570  0.764  1.0
  O  O29  1  0.248  0.570  0.264  1.0
  O  O30  1  0.938  0.054  0.994  1.0
  O  O31  1  0.062  0.054  0.494  1.0
  O  O32  1  0.737  0.240  0.857  1.0
  O  O33  1  0.263  0.240  0.357  1.0
  O  O34  1  0.748  0.511  0.999  1.0
  O  O35  1  0.252  0.511  0.499  1.0
  O  O36  1  0.940  0.539  0.384  1.0
  O  O37  1  0.060  0.539  0.884  1.0
  O  O38  1  0.737  0.859  0.880  1.0
  O  O39  1  0.263  0.859  0.380  1.0
  O  O40  1  0.739  0.352  0.521  1.0
  O  O41  1  0.261  0.352  0.021  1.0
  O  O42  1  0.441  0.536  0.879  1.0
  O  O43  1  0.559  0.536  0.379  1.0
  O  O44  1  0.740  0.732  0.500  1.0
  O  O45  1  0.260  0.732  1.000  1.0
  O  O46  1  0.749  0.081  0.380  1.0
  O  O47  1  0.251  0.081  0.880  1.0
  O  O48  1  0.755  0.023  0.615  1.0
  O  O49  1  0.245  0.023  0.115  1.0
[/CIF]
.
The material described by SrU2As2(HO2)6H2 crystallizes in the monoclinic Pc space group. The structure consists of four 1333-74-0 atoms inside a SrU2As2(HO2)6 framework. In the SrU2As2(HO2)6 framework, Sr(1) is bonded in a 10-coordinate geometry to one H(1), one H(2), one H(3), one H(5), one H(6), one H(7), one O(12), one O(2), one O(4), and one O(8) atom. There are two inequivalent U sites. In the first U site, U(1) is bonded to one O(2), one O(4), one O(5), one O(6), one O(7), and one O(9) atom to form UO6 octahedra that share corners with two equivalent As(1)O4 tetrahedra and corners with two equivalent As(2)O4 tetrahedra. In the second U site, U(2) is bonded to one O(1), one O(10), one O(11), one O(12), one O(3), and one O(8) atom to form distorted UO6 octahedra that share corners with two equivalent As(1)O4 tetrahedra and corners with two equivalent As(2)O4 tetrahedra. There are two inequivalent As sites. In the first As site, As(1) is bonded to one O(10), one O(6), one O(8), and one O(9) atom to form AsO4 tetrahedra that share corners with two equivalent U(1)O6 octahedra and corners with two equivalent U(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 31-53°. In the second As site, As(2) is bonded to one O(1), one O(3), one O(4), and one O(7) atom to form AsO4 tetrahedra that share corners with two equivalent U(1)O6 octahedra and corners with two equivalent U(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 31-53°. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one Sr(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one Sr(1) atom. In the third H site, H(3) is bonded in a distorted single-bond geometry to one Sr(1) atom. In the fourth H site, H(5) is bonded in a distorted single-bond geometry to one Sr(1) atom. In the fifth H site, H(6) is bonded in a single-bond geometry to one Sr(1) atom. In the sixth H site, H(7) is bonded in a single-bond geometry to one Sr(1) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one U(2) and one As(2) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Sr(1) and one U(1) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one U(2) and one As(2) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Sr(1), one U(1), and one As(2) atom. In the fifth O site, O(5) is bonded in a single-bond geometry to one U(1) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one U(1) and one As(1) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one U(1) and one As(2) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Sr(1), one U(2), and one As(1) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one U(1) and one As(1) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one U(2) and one As(1) atom. In the eleventh O site, O(11) is bonded in a single-bond geometry to one U(2) atom. In the twelfth O site, O(12) is bonded in a bent 120 degrees geometry to one Sr(1) and one U(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_SrU2As2(H2O3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.294
_cell_length_b   7.346
_cell_length_c   15.705
_cell_angle_alpha   83.758
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   836.446
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Sr  Sr0  1  0.677  0.297  0.689  1.0
  Sr  Sr1  1  0.323  0.297  0.189  1.0
  U  U2  1  0.752  0.551  0.883  1.0
  U  U3  1  0.248  0.551  0.383  1.0
  U  U4  1  0.755  0.040  0.496  1.0
  U  U5  1  0.245  0.040  0.996  1.0
  As  As6  1  0.745  0.542  0.445  1.0
  As  As7  1  0.255  0.542  0.945  1.0
  As  As8  1  0.743  0.050  0.934  1.0
  As  As9  1  0.257  0.050  0.434  1.0
  H  H10  1  0.003  0.183  0.769  1.0
  H  H11  1  0.997  0.183  0.269  1.0
  H  H12  1  0.571  0.640  0.621  1.0
  H  H13  1  0.429  0.640  0.121  1.0
  H  H14  1  0.362  0.402  0.772  1.0
  H  H15  1  0.638  0.402  0.272  1.0
  H  H16  1  0.838  0.765  0.105  1.0
  H  H17  1  0.162  0.765  0.605  1.0
  H  H18  1  0.381  0.223  0.594  1.0
  H  H19  1  0.619  0.223  0.094  1.0
  H  H20  1  0.991  0.424  0.607  1.0
  H  H21  1  0.009  0.424  0.107  1.0
  H  H22  1  0.600  0.952  0.755  1.0
  H  H23  1  0.400  0.952  0.255  1.0
  H  H24  1  0.803  0.842  0.273  1.0
  H  H25  1  0.197  0.842  0.773  1.0
  O  O26  1  0.557  0.055  0.001  1.0
  O  O27  1  0.443  0.055  0.501  1.0
  O  O28  1  0.752  0.570  0.764  1.0
  O  O29  1  0.248  0.570  0.264  1.0
  O  O30  1  0.938  0.054  0.994  1.0
  O  O31  1  0.062  0.054  0.494  1.0
  O  O32  1  0.737  0.240  0.857  1.0
  O  O33  1  0.263  0.240  0.357  1.0
  O  O34  1  0.748  0.511  0.999  1.0
  O  O35  1  0.252  0.511  0.499  1.0
  O  O36  1  0.940  0.539  0.384  1.0
  O  O37  1  0.060  0.539  0.884  1.0
  O  O38  1  0.737  0.859  0.880  1.0
  O  O39  1  0.263  0.859  0.380  1.0
  O  O40  1  0.739  0.352  0.521  1.0
  O  O41  1  0.261  0.352  0.021  1.0
  O  O42  1  0.441  0.536  0.879  1.0
  O  O43  1  0.559  0.536  0.379  1.0
  O  O44  1  0.740  0.732  0.500  1.0
  O  O45  1  0.260  0.732  1.000  1.0
  O  O46  1  0.749  0.081  0.380  1.0
  O  O47  1  0.251  0.081  0.880  1.0
  O  O48  1  0.755  0.023  0.615  1.0
  O  O49  1  0.245  0.023  0.115  1.0
[/CIF]
.