CoH6(C3N2)2 crystallizes in the orthorhombic Fdd2 space group. Co(1) is bonded in a tetrahedral geometry to one N(1), one N(2), one N(3), and one N(4) atom. The Co(1)-N(1) bond length is 1.99 Å. The Co(1)-N(2) bond length is 1.99 Å. The Co(1)-N(3) bond length is 2.01 Å. The Co(1)-N(4) bond length is 2.00 Å. There are six inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one N(1), one N(2), and one H(1) atom. The C(1)-N(1) bond length is 1.33 Å. The C(1)-N(2) bond length is 1.32 Å. The C(1)-H(1) bond length is 0.93 Å. In the second C site, C(2) is bonded in a 3-coordinate geometry to one C(3), one N(2), and one H(2) atom. The C(2)-C(3) bond length is 1.33 Å. The C(2)-N(2) bond length is 1.36 Å. The C(2)-H(2) bond length is 0.93 Å. In the third C site, C(3) is bonded in a 3-coordinate geometry to one C(2), one N(1), and one H(3) atom. The C(3)-N(1) bond length is 1.38 Å. The C(3)-H(3) bond length is 0.93 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one N(3), one N(4), and one H(4) atom. The C(4)-N(3) bond length is 1.30 Å. The C(4)-N(4) bond length is 1.33 Å. The C(4)-H(4) bond length is 0.93 Å. In the fifth C site, C(5) is bonded in a distorted bent 120 degrees geometry to one N(4) and one H(5) atom. The C(5)-N(4) bond length is 1.35 Å. The C(5)-H(5) bond length is 0.93 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one N(3) and one H(6) atom. The C(6)-N(3) bond length is 1.37 Å. The C(6)-H(6) bond length is 0.93 Å. There are four inequivalent N sites. In the first N site, N(3) is bonded in a trigonal planar geometry to one Co(1), one C(4), and one C(6) atom. In the second N site, N(4) is bonded in a trigonal planar geometry to one Co(1), one C(4), and one C(5) atom. In the third N site, N(2) is bonded in a trigonal planar geometry to one Co(1), one C(1), and one C(2) atom. In the fourth N site, N(1) is bonded in a trigonal planar geometry to one Co(1), one C(1), and one C(3) atom. There are six 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(5) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(6) atom. Linkers: 1 [CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH][N].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C][N][CH].[C][N][C][N][CH].[Co].[Co].[Co].[Co].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N][Co].[N][Co][N] ,1 [CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH]=N[Co][N].[CH]N(/C=C\[N][Co])[Co][N].[CH][N][CH].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C]1=N[CH]C=N1.[C][N].[Co].[Co].[Co].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N] ,1 C1=CN=C[N]1 ,1 [CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH][N].[CH][N].[C].[C].[C].[C].[C].[C]N([C])[Co].[Co].[H].[H].[H].[H].[H].[H].[H].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N][CH]/C=N/[Co].[N][Co](n1ccnc1)n1ccnc1. Metal clusters: 2 [Co]. The MOF has largest included sphere 5.60 A, density 1.16 g/cm3, surface area 4342.11 m2/g, accessible volume 0.44 cm3/g