A nickel molybdenum phosphate, (NH 3 CH 2 CH 2 NH 3 ) 4 ' (NH 3 CH 2 CH 2 NH 2 ) ' Na ' [Ni 2 Mo 12 O 30 (PO 4 ) (HPO 4 ) 4 (H 2 PO 4 ) 3 ] ' 6H 2 O, involving molybdenum present in V oxidation, has been hydrothermally synthesized and structurally characterized by single crystal X-ray di4raction. De
Synthesis and Structure of an Unusual New Layered Aluminophosphate Containing Oxalate Groups, [NH3CH2CH2NH3]2.5[Al4H(HPO4)4(H2PO4)2(C2O4)4]
✍ Scribed by Philip Lightfoot; Zoe A.D. Lethbridge; Russell E. Morris; David S. Wragg; Paul A. Wright; Åke Kvick; Gavin B.M. Vaughan
- Publisher
- Elsevier Science
- Year
- 1999
- Tongue
- English
- Weight
- 143 KB
- Volume
- 143
- Category
- Article
- ISSN
- 0022-4596
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✦ Synopsis
The first example of an aluminophosphate containing organic anions covalently bonded to the framework of the structure is reported
was prepared hydrothermally and adopts a layered structure. The oxalate groups act as bidentate ligands to Al 3؉ and hold the structure together by strong interlayer P-O-H-oxalate hydrogen bonds. The structure was solved from synchrotron X-ray diffraction data collected on a very small single crystal, space group C2/m, a ؍ 19.683(4) A s , b ؍ 12.360(3) A s , c ؍ 16.734(3) A s , ؍ 110.51(3)°.
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The solution-mediated syntheses, single-crystal structures, and some physical properties of the first 1,3-diammonium-propane zinc phosphates, H 3 N(CH 2 ) 3 NH 3 • Zn 2 (HPO 4 ) 2 (H 2 PO 4 ) 2 and H 3 N(CH 2 ) 3 NH 3 • Zn(HPO 4 ) 2 , are described. Both phases contain vertex-sharing ZnO 4 and (H 2