PrCuC14H8(NO4)2 crystallizes in the triclinic P-1 space group. There are two inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 9-coordinate geometry to one O(1), one O(11), one O(13), one O(16), one O(3), one O(5), one O(9), and two equivalent O(7) atoms. The Pr(1)-O(1) bond length is 2.45 Å. The Pr(1)-O(11) bond length is 2.52 Å. The Pr(1)-O(13) bond length is 2.56 Å. The Pr(1)-O(16) bond length is 2.52 Å. The Pr(1)-O(3) bond length is 2.53 Å. The Pr(1)-O(5) bond length is 2.55 Å. The Pr(1)-O(9) bond length is 2.53 Å. There is one shorter (2.53 Å) and one longer (2.70 Å) Pr(1)-O(7) bond length. In the second Pr site, Pr(2) is bonded in a 9-coordinate geometry to one O(10), one O(12), one O(14), one O(15), one O(2), one O(4), one O(6), and two equivalent O(8) atoms. The Pr(2)-O(10) bond length is 2.53 Å. The Pr(2)-O(12) bond length is 2.52 Å. The Pr(2)-O(14) bond length is 2.56 Å. The Pr(2)-O(15) bond length is 2.52 Å. The Pr(2)-O(2) bond length is 2.45 Å. The Pr(2)-O(4) bond length is 2.53 Å. The Pr(2)-O(6) bond length is 2.55 Å. There is one shorter (2.53 Å) and one longer (2.70 Å) Pr(2)-O(8) bond length. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 4-coordinate geometry to one N(2), one N(3), one O(11), and one O(9) atom. The Cu(1)-N(2) bond length is 1.89 Å. The Cu(1)-N(3) bond length is 1.89 Å. The Cu(1)-O(11) bond length is 2.56 Å. The Cu(1)-O(9) bond length is 2.40 Å. In the second Cu site, Cu(2) is bonded in a 4-coordinate geometry to one N(1), one N(4), one O(10), and one O(12) atom. The Cu(2)-N(1) bond length is 1.89 Å. The Cu(2)-N(4) bond length is 1.89 Å. The Cu(2)-O(10) bond length is 2.40 Å. The Cu(2)-O(12) bond length is 2.56 Å. There are twenty-five 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 1.51 Å. The C(1)-O(1) bond length is 1.27 Å. The C(1)-O(3) bond length is 1.27 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 1.51 Å. The C(2)-O(2) bond length is 1.27 Å. The C(2)-O(4) bond length is 1.27 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(1), one C(11), and one C(5) atom. The C(3)-C(11) bond length is 1.40 Å. The C(3)-C(5) bond length is 1.40 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(12), one C(2), and one C(6) atom. The C(4)-C(12) bond length is 1.40 Å. The C(4)-C(6) bond length is 1.40 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 N(1), and one H(3) atom. The C(7)-N(1) bond length is 1.35 Å. The C(7)-H(3) bond length is 1.09 Å. In the eighth C site, C(8) is bonded in a distorted trigonal planar geometry to one C(6), one N(2), and one H(4) atom. The C(8)-N(2) bond length is 1.35 Å. The C(8)-H(4) bond length is 1.09 Å. In the ninth C site, C(9) is bonded in a distorted trigonal planar geometry to one C(11); one N(1); and one H(5,6) atom. The C(9)-C(11) bond length is 1.39 Å. The C(9)-N(1) bond length is 1.36 Å. The C(9)-H(5,6) bond length is 1.09 Å. In the tenth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(12); one N(2); and one H(5,6) atom. The C(10)-C(12) bond length is 1.39 Å. The C(10)-N(2) bond length is 1.36 Å. The C(10)-H(5,6) bond length is 1.09 Å. In the eleventh C site, C(11) is bonded in a distorted single-bond geometry to one C(3), one C(9), and one H(7) atom. The C(11)-H(7) bond length is 1.09 Å. In the twelfth C site, C(12) is bonded in a distorted single-bond geometry to one C(10), one C(4), and one H(8) atom. The C(12)-H(8) bond length is 1.09 Å. In the thirteenth C site, C(13,14) is bonded in a bent 120 degrees geometry to one C(15), one O(5), and one O(7) atom. The C(13,14)-C(15) bond length is 1.50 Å. The C(13,14)-O(5) bond length is 1.27 Å. The C(13,14)-O(7) bond length is 1.29 Å. In the fourteenth C site, C(15) is bonded in a trigonal planar geometry to one C(13,14); one C(17); and one C(23) atom. The C(15)-C(17) bond length is 1.39 Å. The C(15)-C(23) bond length is 1.40 Å. In the fifteenth C site, C(16) is bonded in a trigonal planar geometry to one C(13,14); one C(18); and one C(24) atom. The C(16)-C(13,14) bond length is 1.50 Å. The C(16)-C(18) bond length is 1.39 Å. The C(16)-C(24) bond length is 1.40 Å. In the sixteenth C site, C(17) is bonded in a distorted single-bond geometry to one C(15), one C(19), and one H(9) atom. The C(17)-C(19) bond length is 1.38 Å. The C(17)-H(9) bond length is 1.08 Å. In the seventeenth C site, C(18) is bonded in a distorted single-bond geometry to one C(16), one C(20), and one H(10) atom. The C(18)-C(20) bond length is 1.38 Å. The C(18)-H(10) bond length is 1.08 Å. In the eighteenth C site, C(19) is bonded in a distorted trigonal planar geometry to one C(17), one N(3), and one H(11) atom. The C(19)-N(3) bond length is 1.35 Å. The C(19)-H(11) bond length is 1.09 Å. In the nineteenth C site, C(20) is bonded in a distorted trigonal planar geometry to one C(18), one N(4), and one H(12) atom. The C(20)-N(4) bond length is 1.35 Å. The C(20)-H(12) bond length is 1.09 Å. In the twentieth C site, C(21) is bonded in a distorted trigonal planar geometry to one C(23), one N(3), and one H(13) atom. The C(21)-C(23) bond length is 1.39 Å. The C(21)-N(3) bond length is 1.36 Å. The C(21)-H(13) bond length is 1.09 Å. In the twenty-first C site, C(22) is bonded in a distorted trigonal planar geometry to one C(24), one N(4), and one H(14) atom. The C(22)-C(24) bond length is 1.39 Å. The C(22)-N(4) bond length is 1.36 Å. The C(22)-H(14) bond length is 1.09 Å. In the twenty-second C site, C(23) is bonded in a distorted single-bond geometry to one C(15), one C(21), and one H(15) atom. The C(23)-H(15) bond length is 1.09 Å. In the twenty-third C site, C(24) is bonded in a distorted single-bond geometry to one C(16), one C(22), and one H(16) atom. The C(24)-H(16) bond length is 1.09 Å. In the twenty-fourth C site, C(25,26) is bonded in a distorted bent 120 degrees geometry to one O(11) and one O(9) atom. The C(25,26)-O(11) bond length is 1.26 Å. The C(25,26)-O(9) bond length is 1.27 Å. In the twenty-fifth C site, C(27,28) is bonded in a distorted bent 120 degrees geometry to one O(13) and one O(15) atom. The C(27,28)-O(13) bond length is 1.27 Å. The C(27,28)-O(15) bond length is 1.27 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Cu(2), one C(7), and one C(9) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Cu(1), one C(10), and one C(8) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one Cu(1), one C(19), and one C(21) atom. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Cu(2), one C(20), and one C(22) atom. There are fourteen 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 C(7) atom. In the third H site, H(4) is bonded in a single-bond geometry to one C(8) atom. In the fourth H site, H(5,6) is bonded in a single-bond geometry to one C(9) atom. In the fifth H site, H(7) is bonded in a single-bond geometry to one C(11) atom. In the sixth H site, H(8) is bonded in a single-bond geometry to one C(12) atom. In the seventh H site, H(9) is bonded in a single-bond geometry to one C(17) atom. In the eighth H site, H(10) is bonded in a single-bond geometry to one C(18) atom. In the ninth H site, H(11) is bonded in a single-bond geometry to one C(19) atom. In the tenth H site, H(12) is bonded in a single-bond geometry to one C(20) atom. In the eleventh H site, H(13) is bonded in a single-bond geometry to one C(21) atom. In the twelfth H site, H(14) is bonded in a single-bond geometry to one C(22) atom. In the thirteenth H site, H(15) is bonded in a single-bond geometry to one C(23) atom. In the fourteenth H site, H(16) is bonded in a single-bond geometry to one C(24) atom. There are sixteen inequivalent O sites. In the first O site, O(13) is bonded in a distorted single-bond geometry to one Pr(1) and one C(27,28) atom. In the second O site, O(14) is bonded in a distorted single-bond geometry to one Pr(2) and one C(27,28) atom. The O(14)-C(27,28) bond length is 1.27 Å. In the third O site, O(15) is bonded in a distorted single-bond geometry to one Pr(2) and one C(27,28) atom. In the fourth O site, O(16) is bonded in a distorted single-bond geometry to one Pr(1) and one C(27,28) atom. The O(16)-C(27,28) bond length is 1.27 Å. In the fifth O site, O(1) is bonded in a distorted single-bond geometry to one Pr(1) and one C(1) atom. In the sixth O site, O(2) is bonded in a distorted single-bond geometry to one Pr(2) and one C(2) atom. In the seventh O site, O(3) is bonded in a distorted single-bond geometry to one Pr(1) and one C(1) atom. In the eighth O site, O(4) is bonded in a distorted single-bond geometry to one Pr(2) and one C(2) atom. In the ninth O site, O(5) is bonded in a distorted single-bond geometry to one Pr(1) and one C(13,14) atom. In the tenth O site, O(6) is bonded in a distorted single-bond geometry to one Pr(2) and one C(13,14) atom. The O(6)-C(13,14) bond length is 1.27 Å. In the eleventh O site, O(7) is bonded in a distorted single-bond geometry to two equivalent Pr(1) and one C(13,14) atom. In the twelfth O site, O(8) is bonded in a distorted single-bond geometry to two equivalent Pr(2) and one C(13,14) atom. The O(8)-C(13,14) bond length is 1.29 Å. In the thirteenth O site, O(9) is bonded in a distorted single-bond geometry to one Pr(1); one Cu(1); and one C(25,26) atom. In the fourteenth O site, O(10) is bonded in a distorted single-bond geometry to one Pr(2); one Cu(2); and one C(25,26) atom. The O(10)-C(25,26) bond length is 1.27 Å. In the fifteenth O site, O(11) is bonded in a distorted single-bond geometry to one Pr(1); one Cu(1); and one C(25,26) atom. In the sixteenth O site, O(12) is bonded in a distorted single-bond geometry to one Pr(2); one Cu(2); and one C(25,26) atom. The O(12)-C(25,26) bond length is 1.26 Å. Linkers: 4 [O]C(=O)C([O])=O ,8 [O]C(=O)c1ccncc1. Metal clusters: 4 [Pr] ,4 [Cu]. The MOF has largest included sphere 2.80 A, density 2.24 g/cm3, surface area 2920.00 m2/g, accessible volume 0.10 cm3/g