Chemistry:Thulium(III) acetate

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Thulium(III) acetate
Thulium acetate.jpg
Names
Other names
Thulium acetate
Thulium triacetate
Identifiers
3D model (JSmol)
ChemSpider
EC Number
  • 254-326-5
Properties
Tm(CH3COO)3
Appearance crystals
soluble
Hazards
GHS pictograms GHS07: Harmful
GHS Signal word Warning
H315, H319, H335
P261, P264, P264+265Script error: No such module "Preview warning".Category:GHS errors, P271, P280, P302+352, P304+340, P305+351+338, P319Script error: No such module "Preview warning".Category:GHS errors, P321, P332+317Script error: No such module "Preview warning".Category:GHS errors, P337+317Script error: No such module "Preview warning".Category:GHS errors, P362+364Script error: No such module "Preview warning".Category:GHS errors, P403+233, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Thulium(III) acetate is the acetate salt of thulium, with the chemical formula of Tm(CH3COO)3. It can exist in the tetrahydrate or the anhydrous form.[2]

Properties

Thulium(III) acetate reacts with iron acetylacetonate at 300 °C, which can form the hexagonal crystal TmFeO3.[3]

Reacting thulium(III) acetate with trifluoroacetic acid will produce thulium trifluoroacetate:[4]

Tm(CH3COO)3 + 3 CF3COOH → Tm(CF3COO)3 + 3 CH3COOH

References

  1. "Thulium acetate" (in en). https://pubchem.ncbi.nlm.nih.gov/compound/170163#section=Safety-and-Hazards. 
  2. K. I. Petrov, M. G. Zaitseva, L. M. Sukova (1971-08-01). "Spectroscopic study of thulium acetate tetrahydrate single crystals" (in en). Journal of Applied Spectroscopy 15 (2): 1058–1060. doi:10.1007/BF00607309. ISSN 1573-8647. Bibcode1971JApSp..15.1058P. 
  3. Masashi Inoue, Toshihiro Nishikawa, Tomohiro Nakamura, Tomoyuki Inui (1997). "Glycothermal Reaction of Rare-Earth Acetate and Iron Acetylacetonate: Formation of Hexagonal ReFeO3" (in en). Journal of the American Ceramic Society 80 (8): 2157–2160. doi:10.1111/j.1151-2916.1997.tb03103.x. ISSN 1551-2916. 
  4. S. I. Gutnikov, E. V. Karpova, M. A. Zakharov, A. I. Boltalin (2006-04-01). "Thulium(III) trifluoroacetates Tm(CF3COO)3 · 3H2O and Tm2(CF3COO)6 · 2CF3COOH · 3H2O: Synthesis and crystal structure" (in en). Russian Journal of Inorganic Chemistry 51 (4): 541–548. doi:10.1134/S0036023606040061. ISSN 1531-8613. 

External reading

  • Mondry, A., & Bukietyńska, K. (2003). The power and limits of the Judd—Ofelt theory: a case of Pr3+ and Tm3+ acetates and dipicolinates. Molecular Physics, 101(7), 923-934.