Yttrium nitrate is an inorganic chemical compound from the group of nitrates; it is the yttrium(III) salt of nitric acid.
Systematic name
Yttrium(3+) trinitrate
Other names, synonyms
Yttrium trinitrate; Yttrium(III) nitrate
Molecular formula and structural formula of Yttrium nitrate:
N3O9Y or Y(NO3)3
Mr = 274.9178 g/mol
Yttrium(3+) trinitrate
SMILES: [N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[Y+3]
Pure anhydrous yttrium nitrate exists as a white, odorless, highly hygroscopic, crystalline solid.
The yttrium compound crystallizes from aqueous solutions in the form of hydrates, of which yttrium nitrate hexahydrate is the most important commercially available and most stable Y(NO3)3 chemical. Other forms containing hydration are the tetrahydrate (Y(NO3)3 · 4 H2O, CAS 13773-69-8) and the pentahydrate (Y(NO3)3 · 5 H2O, CAS 57584-28-8)
Mass-related elemental composition and isotope proportions of the compound Yttrium nitrate - N3O9Y - calculated based on molecular mass.
*) The third column lists the atomic masses or isotope masses of the elements involved and - in square brackets - the natural isotope composition.
The molar mass is M = 274.91784 grams per mole.
The amount of substance in one kilogram of the substance is n = 3.637 mol.
The amount of substance in one gram of the substance is n = 0.004 mol.
Monoisotopic mass: 274.86929178375 Da - related to 14N316O989Y.
Anhydrous yttrium nitrate is produced by reacting yttrium oxide with liquid dinitrogen tetroxide.
(General information without guarantee of accuracy and completeness! The information does not replace the chemical safety data sheet or a risk assessment, but rather provides a general overview of the risk posed by the hazardous substance.
Signal word: Danger
GHS hazard statements (H phrases):
Labeling in the EU: See ECHA Substance Infocard 100.030.717.
The table below lists producers and suppliers of Yttrium nitrate as a commercial chemical for laboratories, research, industry and production with the corresponding contact details.
[0] - Specialist and research articles in scientific journals via PubMed: Yttrium_nitrate.
Last update: 2026-01-26
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