Hg(C3H2)2CuHg2C28H34(N4O)2(ClO4)2 is Indium-derived structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of one diisopropenylmercury(ii) molecule, two hypochlorous acid;trihydrate molecules, and one CuHg2C28H34(N4O)2 cluster. In the CuHg2C28H34(N4O)2 cluster, Cu(1) is bonded in a distorted octahedral geometry to two equivalent N(3), two equivalent N(4), and two equivalent O(5) atoms. Both Cu(1)-N(3) bond lengths are 2.02 Å. Both Cu(1)-N(4) bond lengths are 2.07 Å. Both Cu(1)-O(5) bond lengths are 2.59 Å. Hg(1) is bonded in a linear geometry to one C(5) and one C(6) atom. The Hg(1)-C(5) bond length is 2.10 Å. The Hg(1)-C(6) bond length is 2.10 Å. There are fourteen inequivalent C sites. In the first C site, C(1) is bonded in a distorted single-bond geometry to one C(6) and one H(1) atom. The C(1)-C(6) bond length is 1.40 Å. The C(1)-H(1) bond length is 1.09 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(3), one C(6), and one H(2) atom. The C(2)-C(3) bond length is 1.39 Å. The C(2)-C(6) bond length is 1.40 Å. The C(2)-H(2) bond length is 1.09 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(2), one N(1), and one H(3) atom. The C(3)-N(1) bond length is 1.34 Å. The C(3)-H(3) bond length is 1.09 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one N(1) and one H(4) atom. The C(4)-N(1) bond length is 1.34 Å. The C(4)-H(4) bond length is 1.09 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one Hg(1), one C(10), and one C(7) atom. The C(5)-C(10) bond length is 1.40 Å. The C(5)-C(7) bond length is 1.40 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one Hg(1), one C(1), and one C(2) atom. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(5) and one H(5) atom. The C(7)-H(5) bond length is 1.09 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one N(2) and one H(6) atom. The C(8)-N(2) bond length is 1.34 Å. The C(8)-H(6) bond length is 1.10 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(10), one N(2), and one H(7) atom. The C(9)-C(10) bond length is 1.39 Å. The C(9)-N(2) bond length is 1.34 Å. The C(9)-H(7) bond length is 1.09 Å. In the tenth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(5), one C(9), and one H(8) atom. The C(10)-H(8) bond length is 1.09 Å. In the eleventh C site, C(11) is bonded in a distorted bent 120 degrees geometry to one N(3) and one H(9) atom. The C(11)-N(3) bond length is 1.35 Å. The C(11)-H(9) bond length is 1.09 Å. In the twelfth C site, C(13) is bonded in a distorted bent 120 degrees geometry to one N(3) and one H(11) atom. The C(13)-N(3) bond length is 1.35 Å. The C(13)-H(11) bond length is 1.09 Å. In the thirteenth C site, C(15) is bonded in a distorted trigonal non-coplanar geometry to one H(13), one H(14), and one O(5) atom. The C(15)-H(13) bond length is 1.10 Å. The C(15)-H(14) bond length is 1.10 Å. The C(15)-O(5) bond length is 1.43 Å. In the fourteenth C site, C(16) is bonded in a 3-coordinate geometry to one N(4), one H(15), and one H(16) atom. The C(16)-N(4) bond length is 1.48 Å. The C(16)-H(15) bond length is 1.10 Å. The C(16)-H(16) bond length is 1.10 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one C(3), one C(4), and one H(17) atom. The N(1)-H(17) bond length is 1.69 Å. In the second N site, N(2) is bonded in a bent 120 degrees geometry to one C(8) and one C(9) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one Cu(1), one C(11), and one C(13) atom. In the fourth N site, N(4) is bonded to one Cu(1), one C(16), one H(18), and one H(19) atom to form distorted corner-sharing NCuH2C tetrahedra. The N(4)-H(18) bond length is 1.03 Å. The N(4)-H(19) bond length is 1.04 Å. There are seventeen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(4) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(7) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(8) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(9) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(10) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(11) atom. In the tenth H site, H(11) is bonded in a single-bond geometry to one C(13) atom. In the eleventh H site, H(13) is bonded in a single-bond geometry to one C(15) atom. In the twelfth H site, H(14) is bonded in a single-bond geometry to one C(15) atom. In the thirteenth H site, H(15) is bonded in a single-bond geometry to one C(16) atom. In the fourteenth H site, H(16) is bonded in a single-bond geometry to one C(16) atom. In the fifteenth H site, H(17) is bonded in a distorted single-bond geometry to one N(1) and one O(5) atom. The H(17)-O(5) bond length is 1.02 Å. In the sixteenth H site, H(18) is bonded in a single-bond geometry to one N(4) atom. In the seventeenth H site, H(19) is bonded in a single-bond geometry to one N(4) atom. O(5) is bonded in a distorted water-like geometry to one Cu(1), one C(15), and one H(17) atom. Linkers: 1 [c]1ccncc1. Metal clusters: . The MOF has largest included sphere 2.42 A, density 2.35 g/cm3, surface area 3318.73 m2/g, accessible volume 0.12 cm3/g