Zn(CO2)3 crystallizes in the triclinic P-1 space group. There are four inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in an octahedral geometry to one O(1), one O(13), one O(14), one O(15), one O(16), and one O(2) atom. The Zn(1)-O(1) bond length is 2.07 Å. The Zn(1)-O(13) bond length is 2.12 Å. The Zn(1)-O(14) bond length is 2.18 Å. The Zn(1)-O(15) bond length is 2.11 Å. The Zn(1)-O(16) bond length is 2.09 Å. The Zn(1)-O(2) bond length is 2.07 Å. In the second Zn site, Zn(2) is bonded in an octahedral geometry to one O(17), one O(18), one O(3), one O(4), one O(5), and one O(6) atom. The Zn(2)-O(17) bond length is 2.13 Å. The Zn(2)-O(18) bond length is 2.08 Å. The Zn(2)-O(3) bond length is 2.09 Å. The Zn(2)-O(4) bond length is 2.06 Å. The Zn(2)-O(5) bond length is 2.09 Å. The Zn(2)-O(6) bond length is 2.10 Å. In the third Zn site, Zn(3) is bonded in an octahedral geometry to one O(10), one O(19), one O(20), one O(7), one O(8), and one O(9) atom. The Zn(3)-O(10) bond length is 2.10 Å. The Zn(3)-O(19) bond length is 2.12 Å. The Zn(3)-O(20) bond length is 2.11 Å. The Zn(3)-O(7) bond length is 2.08 Å. The Zn(3)-O(8) bond length is 2.09 Å. The Zn(3)-O(9) bond length is 2.06 Å. In the fourth Zn site, Zn(4) is bonded in an octahedral geometry to one O(11), one O(12), one O(21), one O(22), one O(23), and one O(24) atom. The Zn(4)-O(11) bond length is 2.05 Å. The Zn(4)-O(12) bond length is 2.08 Å. The Zn(4)-O(21) bond length is 2.08 Å. The Zn(4)-O(22) bond length is 2.07 Å. The Zn(4)-O(23) bond length is 2.17 Å. The Zn(4)-O(24) bond length is 2.11 Å. There are twelve inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one O(1) and one O(3) atom. The C(1)-O(1) bond length is 1.25 Å. The C(1)-O(3) bond length is 1.25 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one O(2) and one O(4) atom. The C(2)-O(2) bond length is 1.24 Å. The C(2)-O(4) bond length is 1.25 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one O(5) and one O(7) atom. The C(3)-O(5) bond length is 1.22 Å. The C(3)-O(7) bond length is 1.25 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one O(6) and one O(8) atom. The C(4)-O(6) bond length is 1.25 Å. The C(4)-O(8) bond length is 1.23 Å. In the fifth C site, C(5) is bonded in a distorted bent 120 degrees geometry to one O(11) and one O(9) atom. The C(5)-O(11) bond length is 1.24 Å. The C(5)-O(9) bond length is 1.27 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one O(10) and one O(12) atom. The C(6)-O(10) bond length is 1.23 Å. The C(6)-O(12) bond length is 1.24 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one O(13) and one O(15) atom. The C(7)-O(13) bond length is 1.26 Å. The C(7)-O(15) bond length is 1.25 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one O(14) and one O(16) atom. The C(8)-O(14) bond length is 1.26 Å. The C(8)-O(16) bond length is 1.24 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one O(17) and one O(18) atom. The C(9)-O(17) bond length is 1.25 Å. The C(9)-O(18) bond length is 1.24 Å. In the tenth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one O(19) and one O(20) atom. The C(10)-O(19) bond length is 1.25 Å. The C(10)-O(20) bond length is 1.25 Å. In the eleventh C site, C(11) is bonded in a distorted bent 120 degrees geometry to one O(22) and one O(23) atom. The C(11)-O(22) bond length is 1.24 Å. The C(11)-O(23) bond length is 1.26 Å. In the twelfth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one O(21) and one O(24) atom. The C(12)-O(21) bond length is 1.24 Å. The C(12)-O(24) bond length is 1.26 Å. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a water-like geometry to one Zn(1) and one C(1) atom. In the second O site, O(2) is bonded in a water-like geometry to one Zn(1) and one C(2) atom. In the third O site, O(3) is bonded in a water-like geometry to one Zn(2) and one C(1) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(2) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(3) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(4) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Zn(3) and one C(3) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one Zn(3) and one C(4) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one Zn(3) and one C(5) atom. In the tenth O site, O(10) is bonded in a water-like geometry to one Zn(3) and one C(6) atom. In the eleventh O site, O(11) is bonded in a water-like geometry to one Zn(4) and one C(5) atom. In the twelfth O site, O(12) is bonded in a water-like geometry to one Zn(4) and one C(6) atom. In the thirteenth O site, O(13) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(7) atom. In the fourteenth O site, O(14) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(8) atom. In the fifteenth O site, O(15) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(7) atom. In the sixteenth O site, O(16) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(8) atom. In the seventeenth O site, O(17) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(9) atom. In the eighteenth O site, O(18) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(9) atom. In the nineteenth O site, O(19) is bonded in a bent 120 degrees geometry to one Zn(3) and one C(10) atom. In the twentieth O site, O(20) is bonded in a bent 120 degrees geometry to one Zn(3) and one C(10) atom. In the twenty-first O site, O(21) is bonded in a bent 120 degrees geometry to one Zn(4) and one C(12) atom. In the twenty-second O site, O(22) is bonded in a bent 120 degrees geometry to one Zn(4) and one C(11) atom. In the twenty-third O site, O(23) is bonded in a water-like geometry to one Zn(4) and one C(11) atom. In the twenty-fourth O site, O(24) is bonded in a bent 120 degrees geometry to one Zn(4) and one C(12) atom. Linkers: 12 [O]C(=O)C([O])=O. Metal clusters: 8 [Zn]. The MOF has largest included sphere 6.50 A, density 0.99 g/cm3, surface area 3417.77 m2/g, accessible volume 0.60 cm3/g