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L20251 Cerium(III) trifluoromethanesulfonate, 98%

CAS Number
Cerium(III) triflate
Cerous triflate

Stock No. Size Price ($) Quantity Availability
L20251-06 5g 60.30
L20251-14 25g 219.00
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Cerium(III) trifluoromethanesulfonate, 98%


Chemical Properties

Formula Weight
Melting point
Storage & Sensitivity
Hygroscopic. Ambient temperatures.
Soluble in water.


It is employed as intermediate for organic synthesis and pharmaceuticals.


Hygroscopic. store away from water/moisture. Store in cool. Keep container tightly closed in a dry and well-ventilated place. Store away from oxidizing agent.

Literature References

Renato Dalpozzo; Antonio De Nino; Loredana Maiuolo; Antonio Procopio; Monica Nardi; Giuseppe Bartoli; Roberto Romeo. Highly efficient and versatile acetylation of alcohols catalyzed by cerium(III) triflate. Tetrahedron Letters. 2003, 30 (44), 5621-5624.

Renato Dalpozzo; Antonio De Nino; Loredana Maiuolo; Antonio Procopio; Antonio Tagarelli; Giovanni Sindona; and Giuseppe Bartoli. II. Simple and Efficient Chemoselective Mild Deprotection of Acetals and Ketals Using Cerium(III) Triflate. J. Org. Chem. 2002, 67 (25), 9093-9095.

Efficient catalyst for acetylation of alcohols with Ac2O: Tetrahedon Lett., 44, 5621 (2003). The uses of rare-earth metal triflates in organic synthesis have been reviewed by S. Kobayashi: Synlett, 689 (1994); Chem. Rev., 102, 2227 (2002).

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P362-P501c

Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Harmonized Tariff Code


  • A13450

    1,3-Diphenyl-1,3-propanedione, 98+%
  • L19657

    Lanthanum trifluoromethanesulfonate, anhydrous, 99%
  • L20252

    Dysprosium(III) trifluoromethanesulfonate, 98%
  • 40315

    Yttrium(III) trifluoromethanesulfonate hydrate
  • 40566

    Scandium(III) trifluoromethanesulfonate, 98%

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