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Rare earth compounds

Samarium(3+)

Also known as Samarium cation, Samarium (III) ion, Samarium, ion (Sm3+)

CAS 22541-17-9Formula Sm+3Molar mass 150.36 g/mol
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Samarium(3+) chemical structure, Sm+3, CAS 22541-17-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
22541-17-9
Formula
Sm+3
Molar mass
150.36 g/mol
HS code
284690
Category
Rare earth compounds

What is Samarium(3+)?

Plain description, key identifiers and synonyms

Samarium(3+) is a metal cation comprising samarium in the +3 oxidation state. It is a metal cation and a samarium molecular entity.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
samarium(3+)
CAS number
22541-17-9 CAS number cross-checked
Molecular formula
Sm+3
UNII
2PG740MMC2
InChIKey
DOSGOCSVHPUUIA-UHFFFAOYSA-N
InChI
InChI=1S/Sm/q+3
SMILES (canonical and isomeric)
[Sm+3]

Synonyms

  • Samarium cation
  • Samarium (III) ion
  • Samarium, ion (Sm3+)
  • Samarium(III)
  • Sm(III)
  • Samarium ion(3+)
  • Samarium(3+) ion
  • Sm(3+)
  • Samarium, ion(Sm3)
  • Samarium, ion(Sm3 )
  • SM3+

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
150.36 g/molcalc.
Exact mass
151.9181 Dacalc.
LogP (octanol/water)
0calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
1calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
3calc.
Stereocentres
0calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Samarium(3+) suppliers

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Samarium(3+) price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Samarium(3+) is traded under.

HS 2846.90Indicative HS code

Compounds, inorganic or organic (excluding cerium), of rare-earth metals, of yttrium, scandium or of mixtures…

World exports in 2024
$2.49B
−24.4% vs 2023, imports $2.28B
2019 to 2024
Top exporters
  1. Myanmar * partner reported32.8%
  2. China15.1%
  3. Malaysia14.7%
Top importers
  1. China60.3%
  2. Vietnam * partner reported7.7%
  3. United States6.6%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Samarium(3+) is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Samarium(3+), based on the data on this page

What is Samarium(3+)?

Samarium(3+) is a metal cation comprising samarium in the +3 oxidation state. It is a metal cation and a samarium molecular entity.

What is the CAS number of Samarium(3+)?

The CAS registry number of Samarium(3+) is 22541-17-9.

What is the molecular formula and weight of Samarium(3+)?

The molecular formula of Samarium(3+) is Sm+3 and its molar mass is 150.36 g/mol.

Is Samarium(3+) hazardous?

No GHS hazard classification for Samarium(3+) is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Samarium(3+)?

Samarium(3+) is usually classified under HS code 284690 (Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium or of…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Samarium(3+)?

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What is the price of Samarium(3+)?

Suppliers quote Samarium(3+) on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Samarium(3+)

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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