KLaC4O11 crystallizes in the triclinic P-1 space group. K(1) is bonded in a 1-coordinate geometry to one O(1), one O(6), one O(8), and two equivalent O(9) atoms. La(1) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(2), one O(3), one O(4), and one O(7) atom. There are four inequivalent C sites. In the first C site, C(1) is bonded in a 2-coordinate geometry to one O(1) and one O(3) atom. In the second C site, C(2) is bonded in a 2-coordinate geometry to one O(2) and one O(4) atom. In the third C site, C(3) is bonded in a 3-coordinate geometry to one C(3), one O(5), and one O(6) atom. In the fourth C site, C(4) is bonded in a 4-coordinate geometry to one C(4), one O(7), and two equivalent O(8) atoms. There are eleven inequivalent O sites. In the first O site, O(11) is bonded in a bent 120 degrees geometry to one La(1) and one O(10) atom. In the second O site, O(1) is bonded in a 3-coordinate geometry to one K(1), one La(1), and one C(1) atom. In the third O site, O(2) is bonded in a distorted single-bond geometry to one La(1) and one C(2) atom. In the fourth O site, O(3) is bonded in a single-bond geometry to one La(1), one C(1), and one O(9) atom. In the fifth O site, O(4) is bonded in a distorted single-bond geometry to one La(1) and one C(2) atom. In the sixth O site, O(5) is bonded in a single-bond geometry to one C(3) atom. In the seventh O site, O(6) is bonded in a 2-coordinate geometry to one K(1) and one C(3) atom. In the eighth O site, O(7) is bonded in a distorted bent 150 degrees geometry to one La(1) and one C(4) atom. In the ninth O site, O(8) is bonded in a distorted single-bond geometry to one K(1) and two equivalent C(4) atoms. In the tenth O site, O(9) is bonded in a 3-coordinate geometry to two equivalent K(1) and one O(3) atom. In the eleventh O site, O(10) is bonded in a single-bond geometry to one O(11) atom.
KLaC4O11 crystallizes in the triclinic P-1 space group. K(1) is bonded in a 1-coordinate geometry to one O(1), one O(6), one O(8), and two equivalent O(9) atoms. The K(1)-O(1) bond length is 2.80 Å. The K(1)-O(6) bond length is 2.41 Å. The K(1)-O(8) bond length is 2.98 Å. There is one shorter (3.34 Å) and one longer (3.37 Å) K(1)-O(9) bond length. La(1) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(2), one O(3), one O(4), and one O(7) atom. The La(1)-O(1) bond length is 2.21 Å. The La(1)-O(11) bond length is 2.49 Å. The La(1)-O(2) bond length is 2.59 Å. The La(1)-O(3) bond length is 2.65 Å. The La(1)-O(4) bond length is 2.53 Å. The La(1)-O(7) bond length is 2.45 Å. There are four inequivalent C sites. In the first C site, C(1) is bonded in a 2-coordinate geometry to one O(1) and one O(3) atom. The C(1)-O(1) bond length is 1.28 Å. The C(1)-O(3) bond length is 1.22 Å. In the second C site, C(2) is bonded in a 2-coordinate geometry to one O(2) and one O(4) atom. The C(2)-O(2) bond length is 1.28 Å. The C(2)-O(4) bond length is 1.29 Å. In the third C site, C(3) is bonded in a 3-coordinate geometry to one C(3), one O(5), and one O(6) atom. The C(3)-C(3) bond length is 1.40 Å. The C(3)-O(5) bond length is 1.64 Å. The C(3)-O(6) bond length is 1.81 Å. In the fourth C site, C(4) is bonded in a 4-coordinate geometry to one C(4), one O(7), and two equivalent O(8) atoms. The C(4)-C(4) bond length is 1.52 Å. The C(4)-O(7) bond length is 1.86 Å. There is one shorter (1.37 Å) and one longer (1.94 Å) C(4)-O(8) bond length. There are eleven inequivalent O sites. In the first O site, O(11) is bonded in a bent 120 degrees geometry to one La(1) and one O(10) atom. The O(11)-O(10) bond length is 1.01 Å. In the second O site, O(1) is bonded in a 3-coordinate geometry to one K(1), one La(1), and one C(1) atom. In the third O site, O(2) is bonded in a distorted single-bond geometry to one La(1) and one C(2) atom. In the fourth O site, O(3) is bonded in a single-bond geometry to one La(1), one C(1), and one O(9) atom. The O(3)-O(9) bond length is 1.92 Å. In the fifth O site, O(4) is bonded in a distorted single-bond geometry to one La(1) and one C(2) atom. In the sixth O site, O(5) is bonded in a single-bond geometry to one C(3) atom. In the seventh O site, O(6) is bonded in a 2-coordinate geometry to one K(1) and one C(3) atom. In the eighth O site, O(7) is bonded in a distorted bent 150 degrees geometry to one La(1) and one C(4) atom. In the ninth O site, O(8) is bonded in a distorted single-bond geometry to one K(1) and two equivalent C(4) atoms. In the tenth O site, O(9) is bonded in a 3-coordinate geometry to two equivalent K(1) and one O(3) atom. In the eleventh O site, O(10) is bonded in a single-bond geometry to one O(11) atom.