Zn2C27H22(N3O4)2(C3H2)2 crystallizes in the tetragonal I4_1/acd space group. The structure consists of sixteen 2,3-dimethyl-1,3-butadiene molecules inside a Zn2C27H22(N3O4)2 framework. In each Zn2C27H22(N3O4)2 framework, Zn(1) is bonded in a distorted trigonal bipyramidal geometry to one N(1), one N(2), one O(2), one O(3), and one O(4) atom. The Zn(1)-N(1) bond length is 2.17 Å. The Zn(1)-N(2) bond length is 2.01 Å. The Zn(1)-O(2) bond length is 2.04 Å. The Zn(1)-O(3) bond length is 2.10 Å. The Zn(1)-O(4) bond length is 2.02 Å. There are fourteen 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(2) atom. The C(1)-O(1) bond length is 1.24 Å. The C(1)-O(2) bond length is 1.27 Å. In the second C site, C(2) is bonded in a 3-coordinate geometry to one N(1) and two equivalent H(1,2) atoms. The C(2)-N(1) bond length is 1.48 Å. Both C(2)-H(1,2) bond lengths are 0.97 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one O(3) and one O(4) atom. The C(3)-O(3) bond length is 1.25 Å. The C(3)-O(4) bond length is 1.26 Å. In the fourth C site, C(4) is bonded in a 3-coordinate geometry to one N(1) and two equivalent H(3,4) atoms. The C(4)-N(1) bond length is 1.46 Å. Both C(4)-H(3,4) bond lengths are 0.97 Å. In the fifth C site, C(5) is bonded in a 3-coordinate geometry to one C(6); one N(1); and two equivalent H(5,6) atoms. The C(5)-C(6) bond length is 1.52 Å. The C(5)-N(1) bond length is 1.48 Å. Both C(5)-H(5,6) bond lengths are 0.97 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one C(11), one C(5), and one C(7) atom. The C(6)-C(11) bond length is 1.39 Å. The C(6)-C(7) bond length is 1.39 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(6) and one H(7,10) atom. The C(7)-H(7,10) bond length is 0.93 Å. In the eighth C site, C(17) is bonded in a 2-coordinate geometry to two equivalent C(16) atoms. Both C(17)-C(16) bond lengths are 1.24 Å. In the ninth C site, C(11) is bonded in a distorted single-bond geometry to one C(6) and one H(7,10) atom. The C(11)-H(7,10) bond length is 0.93 Å. In the tenth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one N(2) and one H(11) atom. The C(12)-N(2) bond length is 1.36 Å. The C(12)-H(11) bond length is 0.93 Å. In the eleventh C site, C(13) is bonded in a distorted bent 120 degrees geometry to one N(3) and one H(12) atom. The C(13)-N(3) bond length is 1.35 Å. The C(13)-H(12) bond length is 0.93 Å. In the twelfth C site, C(14) is bonded in a trigonal planar geometry to one N(2), one N(3), and one H(13) atom. The C(14)-N(2) bond length is 1.30 Å. The C(14)-N(3) bond length is 1.35 Å. The C(14)-H(13) bond length is 0.93 Å. In the thirteenth C site, C(15) is bonded in a distorted single-bond geometry to one C(16) and one N(3) atom. The C(15)-C(16) bond length is 1.43 Å. The C(15)-N(3) bond length is 1.48 Å. In the fourteenth C site, C(16) is bonded in a 3-coordinate geometry to one C(15), one C(16), and one C(17) atom. The C(16)-C(16) bond length is 1.39 Å. There are three inequivalent N sites. In the first N site, N(1) is bonded in a tetrahedral geometry to one Zn(1), one C(2), one C(4), and one C(5) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Zn(1), one C(12), and one C(14) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one C(13), one C(14), and one C(15) atom. There are seven inequivalent H sites. In the first H site, H(1,2) is bonded in a single-bond geometry to one C(2) atom. In the second H site, H(3,4) is bonded in a single-bond geometry to one C(4) atom. In the third H site, H(5,6) is bonded in a single-bond geometry to one C(5) atom. In the fourth H site, H(7,10) is bonded in a single-bond geometry to one C(7) atom. In the fifth H site, H(11) is bonded in a single-bond geometry to one C(12) atom. In the sixth H site, H(12) is bonded in a single-bond geometry to one C(13) atom. In the seventh H site, H(13) is bonded in a single-bond geometry to one C(14) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one C(1) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(1) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(3) atom. In the fourth O site, O(4) is bonded in a water-like geometry to one Zn(1) and one C(3) atom. Linkers: 16 [O]C(=O)CN(CC([O])=O)Cc1ccc(-c2ccc(CN(CC([O])=O)CC([O])=O)cc2)cc1 ,16 [C]1[C]([C]n2ccnc2)[C]1[C]n1ccnc1. Metal clusters: 32 [Zn]. The MOF has largest included sphere 5.96 A, density 1.13 g/cm3, surface area 4627.58 m2/g, accessible volume 0.36 cm3/g