DOE OSTI2020
Na6UC5H24O27 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are six inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded in a 6-coordinate geometry to one H1+ and five O2- atoms. The Na–H bond length is 2.49 Å. There are a spread of Na–O bond distances ranging from 2.30–2.61 Å. In the second Na1+ site, Na1+ is bonded in a 8-coordinate geometry to one H1+ and seven O2- atoms. The Na–H bond length is 2.43 Å. There are a spread of Na–O bond distances ranging from 2.32–2.74 Å. In the third Na1+ site, Na1+ is bonded to six O2- atoms to form edge-sharing NaO6 octahedra. There are a spread of Na–O bond distances ranging from 2.34–2.50 Å. In the fourth Na1+ site, Na1+ is bonded to six O2- atoms to form edge-sharing NaO6 octahedra. There are a spread of Na–O bond distances ranging from 2.33–2.51 Å. In the fifth Na1+ site, Na1+ is bonded in a 7-coordinate geometry to one H1+ and six O2- atoms. The Na–H bond length is 2.46 Å. There are a spread of Na–O bond distances ranging from 2.31–2.68 Å. In the sixth Na1+ site, Na1+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Na–O bond distances ranging from 2.37–2.80 Å. U4+ is bonded in a 10-coordinate geometry to ten O2- atoms. There are a spread of U–O bond distances ranging from 2.40–2.59 Å. There are five inequivalent C4+ sites. In the first C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.28–1.32 Å. In the second C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.26–1.33 Å. In the third C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.28–1.32 Å. In the fourth C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.28–1.32 Å. In the fifth C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.26–1.33 Å. There are twenty-four inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the second H1+ site, H1+ is bonded in a single-bond geometry to one Na1+ and one O2- atom. The H–O bond length is 0.99 Å. In the third H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the fourth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the fifth H1+ site, H1+ is bonded in a single-bond geometry to one Na1+ and one O2- atom. The H–O bond length is 0.98 Å. In the sixth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.00 Å. In the seventh H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the eighth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the ninth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the tenth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the eleventh H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.00 Å. In the twelfth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the thirteenth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the fourteenth H1+ site, H1+ is bonded in a distorted single-bond geometry to two O2- atoms. There is one shorter (1.00 Å) and one longer (1.70 Å) H–O bond length. In the fifteenth H1+ site, H1+ is bonded in a single-bond geometry to two O2- atoms. There is one shorter (1.00 Å) and one longer (1.69 Å) H–O bond length. In the sixteenth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the seventeenth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the eighteenth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the nineteenth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the twentieth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the twenty-first H1+ site, H1+ is bonded in a single-bond geometry to two O2- atoms. There is one shorter (1.01 Å) and one longer (1.70 Å) H–O bond length. In the twenty-second H1+ site, H1+ is bonded in a single-bond geometry to one Na1+ and one O2- atom. The H–O bond length is 0.98 Å. In the twenty-third H1+ site, H1+ is bonded in a distorted linear geometry to two O2- atoms. There is one shorter (1.02 Å) and one longer (1.59 Å) H–O bond length. In the twenty-fourth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. There are twenty-seven inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted single-bond geometry to one Na1+, one U4+, and one C4+ atom. In the second O2- site, O2- is bonded in a distorted single-bond geometry to one U4+ and one C4+ atom. In the third O2- site, O2- is bonded in a distorted single-bond geometry to two Na1+, one C4+, and one H1+ atom. In the fourth O2- site, O2- is bonded in a distorted single-bond geometry to one Na1+, one U4+, and one C4+ atom. In the fifth O2- site, O2- is bonded in a distorted single-bond geometry to one U4+ and one C4+ atom. In the sixth O2- site, O2- is bonded in a distorted single-bond geometry to one C4+ and two H1+ atoms. In the seventh O2- site, O2- is bonded in a distorted single-bond geometry to one U4+ and one C4+ atom. In the eighth O2- site, O2- is bonded in a 1-coordinate geometry to two equivalent Na1+, one U4+, and one C4+ atom. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to three Na1+ and one C4+ atom. In the tenth O2- site, O2- is bonded in a 1-coordinate geometry to one Na1+, one U4+, and one C4+ atom. In the eleventh O2- site, O2- is bonded in a distorted single-bond geometry to one Na1+, one U4+, and one C4+ atom. In the twelfth O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent Na1+ and one C4+ atom. In the thirteenth O2- site, O2- is bonded in a distorted single-bond geometry to one Na1+, one U4+, and one C4+ atom. In the fourteenth O2- site, O2- is bonded in a 3-coordinate geometry to one U4+, one C4+, and one H1+ atom. In the fifteenth O2- site, O2- is bonded in a single-bond geometry to one C4+ atom. In the sixteenth O2- site, O2- is bonded in a distorted water-like geometry to three Na1+ and two H1+ atoms. In the seventeenth O2- site, O2- is bonded in a distorted water-like geometry to two Na1+ and two H1+ atoms. In the eighteenth O2- site, O2- is bonded in a distorted water-like geometry to two Na1+ and two H1+ atoms. In the nineteenth O2- site, O2- is bonded in a distorted water-like geometry to one Na1+ and two H1+ atoms. In the twentieth O2- site, O2- is bonded in a distorted water-like geometry to one Na1+ and two H1+ atoms. In the twenty-first O2- site, O2- is bonded in a distorted water-like geometry to two Na1+ and two H1+ atoms. In the twenty-second O2- site, O2- is bonded in a distorted water-like geometry to two Na1+ and two H1+ atoms. In the twenty-third O2- site, O2- is bonded in a distorted water-like geometry to two Na1+ and two H1+ atoms. In the twenty-fourth O2- site, O2- is bonded in a distorted water-like geometry to two equivalent Na1+ and two H1+ atoms. In the twenty-fifth O2- site, O2- is bonded in a distorted water-like geometry to one Na1+ and two H1+ atoms. In the twenty-sixth O2- site, O2- is bonded in a distorted water-like geometry to two Na1+ and two H1+ atoms. In the twenty-seventh O2- site, O2- is bonded in a distorted water-like geometry to two equivalent Na1+ and two H1+ atoms.