The compound described by K2B10H13O2 crystallizes in the triclinic P-1 space group. There are two inequivalent K sites. In the first K site, K(1) is bonded in a 7-coordinate geometry to one H(5), one H(6), one H(7), one H(9), two equivalent H(8), and one O(1) atom. In the second K site, K(2) is bonded in a 11-coordinate geometry to one H(12), one H(2), one H(4), one H(5), one H(6), two equivalent H(1), two equivalent H(3), one O(1), and one O(2) atom. There are ten inequivalent B sites. In the first B site, B(1) is bonded in a distorted single-bond geometry to one H(1) atom. In the second B site, B(2) is bonded in a distorted single-bond geometry to one H(2) atom. In the third B site, B(3) is bonded in a distorted single-bond geometry to one H(3) atom. In the fourth B site, B(4) is bonded in a distorted single-bond geometry to one H(4) atom. In the fifth B site, B(5) is bonded in a distorted single-bond geometry to one H(5) atom. In the sixth B site, B(6) is bonded in a distorted single-bond geometry to one B(10) and one H(6) atom. In the seventh B site, B(7) is bonded in a single-bond geometry to one B(10) and one H(7) atom. In the eighth B site, B(8) is bonded in a distorted single-bond geometry to one B(10) and one H(8) atom. In the ninth B site, B(9) is bonded in a distorted single-bond geometry to one B(10) and one H(9) atom. In the tenth B site, B(10) is bonded in a 5-coordinate geometry to one B(10), one B(6), one B(7), one B(8), and one B(9) atom. There are thirteen inequivalent H sites. In the first H site, H(1) is bonded in a distorted single-bond geometry to two equivalent K(2) and one B(1) atom. In the second H site, H(2) is bonded in a distorted water-like geometry to one K(2) and one B(2) atom. In the third H site, H(3) is bonded in a distorted single-bond geometry to two equivalent K(2) and one B(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one K(2) and one B(4) atom. In the fifth H site, H(5) is bonded in a distorted single-bond geometry to one K(1), one K(2), and one B(5) atom. In the sixth H site, H(6) is bonded in a distorted single-bond geometry to one K(1), one K(2), and one B(6) atom. In the seventh H site, H(7) is bonded in a distorted single-bond geometry to one K(1) and one B(7) atom. In the eighth H site, H(8) is bonded in a distorted single-bond geometry to two equivalent K(1) and one B(8) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one K(1) and one B(9) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one O(1) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one O(1) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one K(2) and one O(2) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one O(2) atom. There are two inequivalent O sites. In the first O site, O(1) is bonded in a water-like geometry to one K(1), one K(2), one H(10), and one H(11) atom. In the second O site, O(2) is bonded in a water-like geometry to one K(2), one H(12), and one H(13) atom. is represented by the CIF file [CIF]
data_K2B10H13O2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.118
_cell_length_b   7.815
_cell_length_c   11.106
_cell_angle_alpha   107.077
_cell_angle_beta   92.382
_cell_angle_gamma   95.762
_symmetry_Int_Tables_number   1
_cell_volume   585.868
_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
  K  K0  1  0.689  0.749  0.932  1.0
  K  K1  1  0.311  0.251  0.068  1.0
  K  K2  1  0.709  0.057  0.377  1.0
  K  K3  1  0.291  0.943  0.623  1.0
  B  B4  1  0.266  0.977  0.338  1.0
  B  B5  1  0.734  0.023  0.662  1.0
  B  B6  1  0.086  0.963  0.229  1.0
  B  B7  1  0.914  0.037  0.771  1.0
  B  B8  1  0.083  0.815  0.329  1.0
  B  B9  1  0.917  0.185  0.671  1.0
  B  B10  1  0.319  0.760  0.285  1.0
  B  B11  1  0.681  0.240  0.715  1.0
  B  B12  1  0.321  0.908  0.185  1.0
  B  B13  1  0.679  0.092  0.815  1.0
  B  B14  1  0.948  0.744  0.178  1.0
  B  B15  1  0.052  0.256  0.822  1.0
  B  B16  1  0.112  0.601  0.217  1.0
  B  B17  1  0.888  0.399  0.783  1.0
  B  B18  1  0.280  0.668  0.115  1.0
  B  B19  1  0.720  0.332  0.885  1.0
  B  B20  1  0.116  0.810  0.076  1.0
  B  B21  1  0.884  0.190  0.924  1.0
  B  B22  1  0.047  0.587  0.062  1.0
  B  B23  1  0.953  0.413  0.938  1.0
  H  H24  1  0.333  0.103  0.425  1.0
  H  H25  1  0.667  0.897  0.575  1.0
  H  H26  1  0.007  0.095  0.235  1.0
  H  H27  1  0.993  0.905  0.765  1.0
  H  H28  1  0.998  0.814  0.421  1.0
  H  H29  1  0.002  0.186  0.579  1.0
  H  H30  1  0.445  0.711  0.337  1.0
  H  H31  1  0.555  0.289  0.663  1.0
  H  H32  1  0.451  0.989  0.151  1.0
  H  H33  1  0.549  0.011  0.849  1.0
  H  H34  1  0.777  0.738  0.178  1.0
  H  H35  1  0.223  0.262  0.822  1.0
  H  H36  1  0.087  0.466  0.250  1.0
  H  H37  1  0.913  0.534  0.750  1.0
  H  H38  1  0.405  0.594  0.058  1.0
  H  H39  1  0.595  0.406  0.942  1.0
  H  H40  1  0.904  0.138  0.015  1.0
  H  H41  1  0.096  0.862  0.985  1.0
  H  H42  1  0.760  0.403  0.188  1.0
  H  H43  1  0.240  0.597  0.812  1.0
  H  H44  1  0.649  0.439  0.308  1.0
  H  H45  1  0.351  0.561  0.692  1.0
  H  H46  1  0.119  0.551  0.544  1.0
  H  H47  1  0.881  0.449  0.456  1.0
  H  H48  1  0.225  0.519  0.421  1.0
  H  H49  1  0.775  0.481  0.579  1.0
  O  O50  1  0.343  0.649  0.774  1.0
  O  O51  1  0.657  0.351  0.226  1.0
  O  O52  1  0.757  0.466  0.488  1.0
  O  O53  1  0.243  0.534  0.512  1.0
[/CIF]
.
The compound described by K2B10H13O2 crystallizes in the triclinic P-1 space group. There are two inequivalent K sites. In the first K site, K(1) is bonded in a 7-coordinate geometry to one H(5), one H(6), one H(7), one H(9), two equivalent H(8), and one O(1) atom. In the second K site, K(2) is bonded in a 11-coordinate geometry to one H(12), one H(2), one H(4), one H(5), one H(6), two equivalent H(1), two equivalent H(3), one O(1), and one O(2) atom. There are ten inequivalent B sites. In the first B site, B(1) is bonded in a distorted single-bond geometry to one H(1) atom. In the second B site, B(2) is bonded in a distorted single-bond geometry to one H(2) atom. In the third B site, B(3) is bonded in a distorted single-bond geometry to one H(3) atom. In the fourth B site, B(4) is bonded in a distorted single-bond geometry to one H(4) atom. In the fifth B site, B(5) is bonded in a distorted single-bond geometry to one H(5) atom. In the sixth B site, B(6) is bonded in a distorted single-bond geometry to one B(10) and one H(6) atom. In the seventh B site, B(7) is bonded in a single-bond geometry to one B(10) and one H(7) atom. In the eighth B site, B(8) is bonded in a distorted single-bond geometry to one B(10) and one H(8) atom. In the ninth B site, B(9) is bonded in a distorted single-bond geometry to one B(10) and one H(9) atom. In the tenth B site, B(10) is bonded in a 5-coordinate geometry to one B(10), one B(6), one B(7), one B(8), and one B(9) atom. There are thirteen inequivalent H sites. In the first H site, H(1) is bonded in a distorted single-bond geometry to two equivalent K(2) and one B(1) atom. In the second H site, H(2) is bonded in a distorted water-like geometry to one K(2) and one B(2) atom. In the third H site, H(3) is bonded in a distorted single-bond geometry to two equivalent K(2) and one B(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one K(2) and one B(4) atom. In the fifth H site, H(5) is bonded in a distorted single-bond geometry to one K(1), one K(2), and one B(5) atom. In the sixth H site, H(6) is bonded in a distorted single-bond geometry to one K(1), one K(2), and one B(6) atom. In the seventh H site, H(7) is bonded in a distorted single-bond geometry to one K(1) and one B(7) atom. In the eighth H site, H(8) is bonded in a distorted single-bond geometry to two equivalent K(1) and one B(8) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one K(1) and one B(9) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one O(1) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one O(1) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one K(2) and one O(2) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one O(2) atom. There are two inequivalent O sites. In the first O site, O(1) is bonded in a water-like geometry to one K(1), one K(2), one H(10), and one H(11) atom. In the second O site, O(2) is bonded in a water-like geometry to one K(2), one H(12), and one H(13) atom. is represented by the CIF file [CIF]
data_K2B10H13O2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.118
_cell_length_b   7.815
_cell_length_c   11.106
_cell_angle_alpha   107.077
_cell_angle_beta   92.382
_cell_angle_gamma   95.762
_symmetry_Int_Tables_number   1
_cell_volume   585.868
_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
  K  K0  1  0.689  0.749  0.932  1.0
  K  K1  1  0.311  0.251  0.068  1.0
  K  K2  1  0.709  0.057  0.377  1.0
  K  K3  1  0.291  0.943  0.623  1.0
  B  B4  1  0.266  0.977  0.338  1.0
  B  B5  1  0.734  0.023  0.662  1.0
  B  B6  1  0.086  0.963  0.229  1.0
  B  B7  1  0.914  0.037  0.771  1.0
  B  B8  1  0.083  0.815  0.329  1.0
  B  B9  1  0.917  0.185  0.671  1.0
  B  B10  1  0.319  0.760  0.285  1.0
  B  B11  1  0.681  0.240  0.715  1.0
  B  B12  1  0.321  0.908  0.185  1.0
  B  B13  1  0.679  0.092  0.815  1.0
  B  B14  1  0.948  0.744  0.178  1.0
  B  B15  1  0.052  0.256  0.822  1.0
  B  B16  1  0.112  0.601  0.217  1.0
  B  B17  1  0.888  0.399  0.783  1.0
  B  B18  1  0.280  0.668  0.115  1.0
  B  B19  1  0.720  0.332  0.885  1.0
  B  B20  1  0.116  0.810  0.076  1.0
  B  B21  1  0.884  0.190  0.924  1.0
  B  B22  1  0.047  0.587  0.062  1.0
  B  B23  1  0.953  0.413  0.938  1.0
  H  H24  1  0.333  0.103  0.425  1.0
  H  H25  1  0.667  0.897  0.575  1.0
  H  H26  1  0.007  0.095  0.235  1.0
  H  H27  1  0.993  0.905  0.765  1.0
  H  H28  1  0.998  0.814  0.421  1.0
  H  H29  1  0.002  0.186  0.579  1.0
  H  H30  1  0.445  0.711  0.337  1.0
  H  H31  1  0.555  0.289  0.663  1.0
  H  H32  1  0.451  0.989  0.151  1.0
  H  H33  1  0.549  0.011  0.849  1.0
  H  H34  1  0.777  0.738  0.178  1.0
  H  H35  1  0.223  0.262  0.822  1.0
  H  H36  1  0.087  0.466  0.250  1.0
  H  H37  1  0.913  0.534  0.750  1.0
  H  H38  1  0.405  0.594  0.058  1.0
  H  H39  1  0.595  0.406  0.942  1.0
  H  H40  1  0.904  0.138  0.015  1.0
  H  H41  1  0.096  0.862  0.985  1.0
  H  H42  1  0.760  0.403  0.188  1.0
  H  H43  1  0.240  0.597  0.812  1.0
  H  H44  1  0.649  0.439  0.308  1.0
  H  H45  1  0.351  0.561  0.692  1.0
  H  H46  1  0.119  0.551  0.544  1.0
  H  H47  1  0.881  0.449  0.456  1.0
  H  H48  1  0.225  0.519  0.421  1.0
  H  H49  1  0.775  0.481  0.579  1.0
  O  O50  1  0.343  0.649  0.774  1.0
  O  O51  1  0.657  0.351  0.226  1.0
  O  O52  1  0.757  0.466  0.488  1.0
  O  O53  1  0.243  0.534  0.512  1.0
[/CIF]
.