Zn2C25H18O11C5H4O crystallizes in the monoclinic P2_1/c space group. The structure consists of four 3-methoxy-2-methylprop-1-ene molecules inside a Zn2C25H18O11 framework. In the Zn2C25H18O11 framework, there are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a trigonal bipyramidal geometry to one O(1), one O(10), one O(11), one O(12), and one O(8) atom. The Zn(1)-O(1) bond length is 2.02 Å. The Zn(1)-O(10) bond length is 1.98 Å. The Zn(1)-O(11) bond length is 2.15 Å. The Zn(1)-O(12) bond length is 2.15 Å. The Zn(1)-O(8) bond length is 2.03 Å. In the second Zn site, Zn(2) is bonded in a tetrahedral geometry to one O(2), one O(6), one O(7), and one O(9) atom. The Zn(2)-O(2) bond length is 1.98 Å. The Zn(2)-O(6) bond length is 1.92 Å. The Zn(2)-O(7) bond length is 1.95 Å. The Zn(2)-O(9) bond length is 1.96 Å. There are twenty-five inequivalent C sites. In the first C site, C(12) is bonded in a distorted single-bond geometry to one C(13) and one H(7,8) atom. The C(12)-C(13) bond length is 1.41 Å. The C(12)-H(7,8) bond length is 1.09 Å. In the second C site, C(13) is bonded in a trigonal planar geometry to one C(12), one C(14), and one C(16) atom. The C(13)-C(14) bond length is 1.40 Å. The C(13)-C(16) bond length is 1.48 Å. In the third C site, C(14) is bonded in a distorted single-bond geometry to one C(13) and one H(7,8) atom. The C(14)-H(7,8) bond length is 1.09 Å. In the fourth C site, C(16) is bonded in a trigonal planar geometry to one C(13), one C(17), and one C(21) atom. The C(16)-C(17) bond length is 1.41 Å. The C(16)-C(21) bond length is 1.40 Å. In the fifth C site, C(17) is bonded in a distorted trigonal planar geometry to one C(16), one C(18), and one H(10) atom. The C(17)-C(18) bond length is 1.39 Å. The C(17)-H(10) bond length is 1.09 Å. In the sixth C site, C(18) is bonded in a distorted single-bond geometry to one C(17), one C(19), and one H(11) atom. The C(18)-C(19) bond length is 1.40 Å. The C(18)-H(11) bond length is 1.09 Å. In the seventh C site, C(19) is bonded in a trigonal planar geometry to one C(18), one C(20), and one C(22) atom. The C(19)-C(20) bond length is 1.40 Å. The C(19)-C(22) bond length is 1.50 Å. In the eighth C site, C(20) is bonded in a distorted single-bond geometry to one C(19) and one H(12) atom. The C(20)-H(12) bond length is 1.09 Å. In the ninth C site, C(21) is bonded in a distorted single-bond geometry to one C(16) and one H(13) atom. The C(21)-H(13) bond length is 1.09 Å. In the tenth C site, C(22) is bonded in a distorted trigonal non-coplanar geometry to one C(19), one H(14), one H(15), and one O(4) atom. The C(22)-H(14) bond length is 1.10 Å. The C(22)-H(15) bond length is 1.11 Å. The C(22)-O(4) bond length is 1.44 Å. In the eleventh C site, C(23) is bonded in a distorted single-bond geometry to one C(24) and one O(4) atom. The C(23)-C(24) bond length is 1.41 Å. The C(23)-O(4) bond length is 1.36 Å. In the twelfth C site, C(24) is bonded in a distorted trigonal planar geometry to one C(23), one C(25), and one H(16) atom. The C(24)-C(25) bond length is 1.39 Å. The C(24)-H(16) bond length is 1.09 Å. In the thirteenth C site, C(25) is bonded in a trigonal planar geometry to one C(24), one C(26), and one C(29) atom. The C(25)-C(26) bond length is 1.40 Å. The C(25)-C(29) bond length is 1.49 Å. In the fourteenth C site, C(26) is bonded in a distorted trigonal planar geometry to one C(25), one C(27), and one H(17) atom. The C(26)-C(27) bond length is 1.39 Å. The C(26)-H(17) bond length is 1.09 Å. In the fifteenth C site, C(27) is bonded in a trigonal planar geometry to one C(26), one C(28), and one C(30) atom. The C(27)-C(28) bond length is 1.41 Å. The C(27)-C(30) bond length is 1.50 Å. In the sixteenth C site, C(28) is bonded in a distorted single-bond geometry to one C(27) and one H(18) atom. The C(28)-H(18) bond length is 1.09 Å. In the seventeenth C site, C(29) is bonded in a distorted bent 120 degrees geometry to one C(25), one O(10), and one O(7) atom. The C(29)-O(10) bond length is 1.28 Å. The C(29)-O(7) bond length is 1.27 Å. In the eighteenth C site, C(30) is bonded in a distorted bent 120 degrees geometry to one C(27), one O(5), and one O(6) atom. The C(30)-O(5) bond length is 1.27 Å. The C(30)-O(6) bond length is 1.29 Å. In the nineteenth C site, C(1) is bonded in a trigonal planar geometry to one C(2), one C(6), and one C(7) atom. The C(1)-C(2) bond length is 1.41 Å. The C(1)-C(6) bond length is 1.39 Å. The C(1)-C(7) bond length is 1.49 Å. In the twentieth C site, C(2) is bonded in a distorted single-bond geometry to one C(1) and one H(1) atom. The C(2)-H(1) bond length is 1.09 Å. In the twenty-first C site, C(4) is bonded in a distorted single-bond geometry to one C(5) and one H(2) atom. The C(4)-C(5) bond length is 1.40 Å. The C(4)-H(2) bond length is 1.09 Å. In the twenty-second C site, C(5) is bonded in a trigonal planar geometry to one C(4), one C(6), and one C(8) atom. The C(5)-C(6) bond length is 1.40 Å. The C(5)-C(8) bond length is 1.49 Å. In the twenty-third C site, C(6) is bonded in a distorted single-bond geometry to one C(1), one C(5), and one H(3) atom. The C(6)-H(3) bond length is 1.09 Å. In the twenty-fourth C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(1), and one O(2) atom. The C(7)-O(1) bond length is 1.28 Å. The C(7)-O(2) bond length is 1.28 Å. In the twenty-fifth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(8), and one O(9) atom. The C(8)-O(8) bond length is 1.27 Å. The C(8)-O(9) bond length is 1.28 Å. There are seventeen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(2) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(6) atom. In the fourth H site, H(7,8) is bonded in a single-bond geometry to one C(12) atom. In the fifth H site, H(10) is bonded in a single-bond geometry to one C(17) atom. In the sixth H site, H(11) is bonded in a single-bond geometry to one C(18) atom. In the seventh H site, H(12) is bonded in a single-bond geometry to one C(20) atom. In the eighth H site, H(13) is bonded in a single-bond geometry to one C(21) atom. In the ninth H site, H(14) is bonded in a single-bond geometry to one C(22) atom. In the tenth H site, H(15) is bonded in a single-bond geometry to one C(22) atom. In the eleventh H site, H(16) is bonded in a single-bond geometry to one C(24) atom. In the twelfth H site, H(17) is bonded in a single-bond geometry to one C(26) atom. In the thirteenth H site, H(18) is bonded in a single-bond geometry to one C(28) atom. In the fourteenth H site, H(19) is bonded in a single-bond geometry to one O(11) atom. The H(19)-O(11) bond length is 0.97 Å. In the fifteenth H site, H(20) is bonded in a linear geometry to one O(11) and one O(5) atom. The H(20)-O(11) bond length is 1.02 Å. The H(20)-O(5) bond length is 1.54 Å. In the sixteenth H site, H(21) is bonded in a single-bond geometry to one O(12) atom. The H(21)-O(12) bond length is 0.97 Å. In the seventeenth H site, H(22) is bonded in a single-bond geometry to one O(12) atom. The H(22)-O(12) bond length is 0.97 Å. There are eleven inequivalent O sites. In the first O site, O(11) is bonded in a distorted trigonal non-coplanar geometry to one Zn(1), one H(19), and one H(20) atom. In the second O site, O(12) is bonded in a distorted trigonal non-coplanar geometry to one Zn(1), one H(21), and one H(22) atom. In the third O site, O(1) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(7) atom. In the fourth O site, O(2) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(7) atom. In the fifth O site, O(9) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(8) atom. In the sixth O site, O(4) is bonded in a bent 120 degrees geometry to one C(22) and one C(23) atom. In the seventh O site, O(5) is bonded in a bent 120 degrees geometry to one C(30) and one H(20) atom. In the eighth O site, O(6) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(30) atom. In the ninth O site, O(7) is bonded in a bent 150 degrees geometry to one Zn(2) and one C(29) atom. In the tenth O site, O(8) is bonded in a distorted bent 120 degrees geometry to one Zn(1) and one C(8) atom. In the eleventh O site, O(10) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(29) atom. Linkers: 4 [CH]C(=[CH])c1ccc(COc2cc(C([O])=O)cc(C([O])=O)c2)cc1 ,4 [CH]C(=[CH])OCc1ccc(-c2ccc(COc3cc(C([O])=O)cc(C([O])=O)c3)cc2)cc1 ,4 [O]C(=O)c1cc(OCc2ccc(-c3ccc(COc4cc(C([O])=O)cc(C([O])=O)c4)cc3)cc2)cc(C([O])=O)c1. Metal clusters: 4 O.O.O=[C]O[Zn]12O[C]O[Zn](O[C]O1)O[C]O2. The MOF has largest included sphere 4.75 A, density 1.31 g/cm3, surface area 4467.12 m2/g, accessible volume 0.34 cm3/g