Co3C12H14(NO4)4 crystallizes in the triclinic P1 space group. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one N(1), one O(1), one O(10), one O(11), one O(13), and one O(7) atom to form corner-sharing CoNO5 octahedra. The corner-sharing octahedral tilt angles are 59°. The Co(1)-N(1) bond length is 2.05 Å. The Co(1)-O(1) bond length is 2.16 Å. The Co(1)-O(10) bond length is 2.02 Å. The Co(1)-O(11) bond length is 2.02 Å. The Co(1)-O(13) bond length is 2.04 Å. The Co(1)-O(7) bond length is 2.26 Å. In the second Co site, Co(2) is bonded to one N(2), one O(12), one O(14), one O(2), one O(8), and one O(9) atom to form corner-sharing CoNO5 octahedra. The corner-sharing octahedral tilt angles are 59°. The Co(2)-N(2) bond length is 2.05 Å. The Co(2)-O(12) bond length is 2.02 Å. The Co(2)-O(14) bond length is 2.04 Å. The Co(2)-O(2) bond length is 2.17 Å. The Co(2)-O(8) bond length is 2.25 Å. The Co(2)-O(9) bond length is 2.02 Å. In the third Co site, Co(3) is bonded to one N(3), one N(4), one O(15), one O(16), one O(7), and one O(8) atom to form corner-sharing CoN2O4 octahedra. The corner-sharing octahedral tilt angles are 59°. The Co(3)-N(3) bond length is 2.08 Å. The Co(3)-N(4) bond length is 2.08 Å. The Co(3)-O(15) bond length is 2.15 Å. The Co(3)-O(16) bond length is 2.15 Å. The Co(3)-O(7) bond length is 2.11 Å. The Co(3)-O(8) bond length is 2.12 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 C(3), one O(1), and one O(3) atom. The C(1)-C(3) bond length is 1.50 Å. The C(1)-O(1) bond length is 1.27 Å. The C(1)-O(3) bond length is 1.28 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(2), and one O(4) atom. The C(2)-C(4) bond length is 1.50 Å. The C(2)-O(2) bond length is 1.27 Å. The C(2)-O(4) bond length is 1.28 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(1), one C(5), and one N(1) atom. The C(3)-C(5) bond length is 1.39 Å. The C(3)-N(1) bond length is 1.34 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(2), one C(6), and one N(2) atom. The C(4)-C(6) bond length is 1.39 Å. The C(4)-N(2) bond length is 1.34 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(3); one C(7); and one H(1,2) atom. The C(5)-C(7) bond length is 1.39 Å. The C(5)-H(1,2) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(4); one C(8); and one H(1,2) atom. The C(6)-C(8) bond length is 1.39 Å. The C(6)-H(1,2) bond length is 1.09 Å. In the seventh C site, C(7) is bonded in a distorted trigonal planar geometry to one C(5), one C(9), and one N(3) atom. The C(7)-C(9) bond length is 1.50 Å. The C(7)-N(3) bond length is 1.34 Å. In the eighth C site, C(8) is bonded in a distorted trigonal planar geometry to one C(10), one C(6), and one N(4) atom. The C(8)-C(10) bond length is 1.50 Å. The C(8)-N(4) bond length is 1.34 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(7), one O(5), and one O(7) atom. The C(9)-O(5) bond length is 1.26 Å. The C(9)-O(7) bond length is 1.29 Å. In the tenth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one C(8), one O(6), and one O(8) atom. The C(10)-O(6) bond length is 1.26 Å. The C(10)-O(8) bond length is 1.29 Å. In the eleventh C site, C(11) is bonded in a trigonal planar geometry to one N(1), one N(3), and one O(9) atom. The C(11)-N(1) bond length is 1.38 Å. The C(11)-N(3) bond length is 1.38 Å. The C(11)-O(9) bond length is 1.25 Å. In the twelfth C site, C(12) is bonded in a trigonal planar geometry to one N(2), one N(4), and one O(10) atom. The C(12)-N(2) bond length is 1.38 Å. The C(12)-N(4) bond length is 1.38 Å. The C(12)-O(10) bond length is 1.25 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Co(1), one C(11), and one C(3) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Co(2), one C(12), and one C(4) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one Co(3), one C(11), and one C(7) atom. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Co(3), one C(12), and one C(8) atom. There are thirteen inequivalent H sites. In the first H site, H(1,2) is bonded in a single-bond geometry to one C(5) atom. In the second H site, H(3) is bonded in a single-bond geometry to one O(11) atom. The H(3)-O(11) bond length is 0.98 Å. In the third H site, H(4) is bonded in a single-bond geometry to one O(12) atom. The H(4)-O(12) bond length is 0.98 Å. In the fourth H site, H(5) is bonded in a distorted bent 150 degrees geometry to one O(11) and one O(6) atom. The H(5)-O(11) bond length is 1.00 Å. The H(5)-O(6) bond length is 1.63 Å. In the fifth H site, H(6) is bonded in a distorted bent 150 degrees geometry to one O(12) and one O(5) atom. The H(6)-O(12) bond length is 1.00 Å. The H(6)-O(5) bond length is 1.63 Å. In the sixth H site, H(7) is bonded in a distorted single-bond geometry to one O(13) and one O(6) atom. The H(7)-O(13) bond length is 0.99 Å. The H(7)-O(6) bond length is 1.69 Å. In the seventh H site, H(8) is bonded in a distorted single-bond geometry to one O(14) and one O(5) atom. The H(8)-O(14) bond length is 0.99 Å. The H(8)-O(5) bond length is 1.69 Å. In the eighth H site, H(9) is bonded in a single-bond geometry to one O(13) atom. The H(9)-O(13) bond length is 0.99 Å. In the ninth H site, H(10) is bonded in a single-bond geometry to one O(14) atom. The H(10)-O(14) bond length is 0.99 Å. In the tenth H site, H(11) is bonded in a distorted linear geometry to one O(15) and one O(3) atom. The H(11)-O(15) bond length is 1.01 Å. The H(11)-O(3) bond length is 1.64 Å. In the eleventh H site, H(12) is bonded in a distorted linear geometry to one O(16) and one O(4) atom. The H(12)-O(16) bond length is 1.01 Å. The H(12)-O(4) bond length is 1.64 Å. In the twelfth H site, H(13) is bonded in a single-bond geometry to one O(15) atom. The H(13)-O(15) bond length is 0.99 Å. In the thirteenth H site, H(14) is bonded in a single-bond geometry to one O(16) atom. The H(14)-O(16) bond length is 0.99 Å. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted water-like geometry to one Co(1) and one C(1) atom. In the second O site, O(2) is bonded in a distorted water-like geometry to one Co(2) and one C(2) atom. In the third O site, O(3) is bonded in a water-like geometry to one C(1) and one H(11) atom. In the fourth O site, O(4) is bonded in a water-like geometry to one C(2) and one H(12) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one C(9), one H(6), and one H(8) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one C(10), one H(5), and one H(7) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(3), and one C(9) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Co(2), one Co(3), and one C(10) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Co(2) and one C(11) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Co(1) and one C(12) atom. In the eleventh O site, O(11) is bonded in a distorted water-like geometry to one Co(1), one H(3), and one H(5) atom. In the twelfth O site, O(12) is bonded in a distorted water-like geometry to one Co(2), one H(4), and one H(6) atom. In the thirteenth O site, O(13) is bonded in a distorted trigonal non-coplanar geometry to one Co(1), one H(7), and one H(9) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal non-coplanar geometry to one Co(2), one H(10), and one H(8) atom. In the fifteenth O site, O(15) is bonded in a distorted water-like geometry to one Co(3), one H(11), and one H(13) atom. In the sixteenth O site, O(16) is bonded in a distorted water-like geometry to one Co(3), one H(12), and one H(14) atom. Linkers: 2 [O]C(=O)C1=NC(=O)N=C(C([O])=O)[CH]1. Metal clusters: 3 [Co]. The MOF has largest included sphere 2.38 A, density 2.24 g/cm3, surface area 2516.18 m2/g, accessible volume 0.08 cm3/g