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Samarium Acetate
Sm(O2C2H3)3.xH2O
Product
Product Code
Order or Specifications
99% Samarium Acetate
SM-AC-01
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99.9% Samarium Acetate
SM-AC-03
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99.99% Samarium Acetate
SM-AC-04
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99.999% Samarium Acetate
SM-AC-05
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Samarium Acetate is a moderately water soluble crystalline Samarium source that decomposes to Samarium oxide on heating. It is generally immediately available in most volumes. Acetates are excellent precursors for production of ultra high purity compounds and certain catalyst and nanoscale(nanoparticles and nanopowders) materials. All metallic acetates are inorganic salts of a metal cation and the acetate anion. The acetate anion is a univalent (-1 charge) polyatomic ion composed of two carbon atoms ionically bound to three hydrogen and two oxygen atoms (Symbol: CH3COO) for a total formula weight of 59.05. Ultra high purity and high purity compositions improve both optical quality and usefulness as scientific standards. Nanoscale (See also Nanotechnology Information and Quantum Dots) elemental powders and suspensions, as alternative high surface area forms, may be considered. Samarium is used in laser applications and for its dielectric properties and in filter glass on Nd:YAG solid state lasers. It forms stable titanate compounds with useful dielectric properties. We also produce Samarium Acetate Solution. Additional technical, research and safety (MSDS) information is available as is a Reference Calculator for converting relevant units of measurement.

Samarium is a Block F, Group 3, Period 6 element. The electronic configuration is [Xe]4f66s2. In its elemental form samarium's CAS number is 7440-19-9. The samarium atom has a radius of 180.4.pm and it's Van der Waals radius is unknown. Samarium is primarily utilized in the production of samarium-cobalt (Sm2Co17) permanent magnets. Samarium is available as metal and compounds with purities from 99% to 99.999% (ACS grade to ultra-high purity); metals in the form of foil, sputtering target, and rod, and compounds as submicron and nanopowder. It is also used in laser applications and for its dielectric properties.

Formula CAS No. Appearance Molecular Weight Solubility Stability
Sm(O2C2H3)3.xH2O 17829-86-6 Yellow 327.48 Insoluble in water, moderately soluble in strong mineral acids Slightly hygroscopic
PRODUCT CATALOG Samarium Research, Properties, & Information Submicron & Nanopowder Tolling Ultra High Purity Sputtering Target Crystal Growth Rod, Plate, Powder, etc. MSDS
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Recent Research & Development for Samarium

  • Mechanistic Study of Samarium Diiodide-HMPA Initiated 5-exo-trig Ketyl-Olefin Coupling: The Role of HMPA in Post-Electron Transfer Steps. J Am Chem Soc. 2008 May 15. [Epub ahead of print] No abstract available.

  • Myelotoxicity of samarium Sm 153 lexidronam in patients receiving prior treatment with chemotherapy or radiotherapy. Ann Oncol. 2008 May 7. [Epub ahead of print]

  • Controlled size and morphology of EDTMP-doped hydroxyapatite nanoparticles as model for (153)Samarium-EDTMP doping. J Mater Sci Mater Med. 2008 Mar 25. [Epub ahead of print]

  • Super-chondritic Sm/Nd ratios in Mars, the Earth and the Moon. Nature. 2008 Mar 20;452(7185):336-9.

  • Energy transfer between Er(3+):Sm(3+)codoped TeO(2)-Li(2)O glass. Spectrochim Acta A Mol Biomol Spectrosc. 2008 Jan 10. [Epub ahead of print]

  • New Rare Earth Metal Complexes with Nitrogen-Rich Ligands: 5,5'-Bitetrazolate and 1,3-Bis(tetrazol-5-yl)triazenate-On the Borderline between Coordination and the Formation of Salt-Like Compounds. Chemistry. 2008 Apr 18;14(12):3727-3736.

  • Effects of increasing doses of samarium-153-ethylenediaminetetramethylene phosphonate on axial and appendicular skeletal growth in juvenile rabbits. Nucl Med Biol. 2008 Feb;35(2):219-25.

  • Comparison of the characteristics of double-pass erbium-doped superfluorescent fiber sources obtained from different flattening techniques. Appl Opt. 1999 Jan 20;38(3):522-9.

  • Current trials using bone-targeting agents in prostate cancer. Cancer J. 2008 Jan-Feb;14(1):35-9. Review.

  • Hydration of lanthanoid(III) ions in aqueous solution and crystalline hydrates studied by EXAFS spectroscopy and crystallography: the myth of the "gadolinium break". Chemistry. 2008;14(10):3056-66.

  • Samarium(II)-mediated linker cleavage-cyclization in fluorous synthesis: reactions of samarium enolates. Org Lett. 2008 Mar 20;10(6):1203-6. Epub 2008 Feb 16.

  • Tuning the self-assembly of lanthanide triple stranded heterobimetallic helicates by ligand design. Dalton Trans. 2008 Feb 28;(8):1027-36. Epub 2007 Dec 4.

  • New Samarium(III), Gadolinium(III), and Dysprosium(III) Complexes of Coumarin-3-Carboxylic Acid as Antiproliferative Agents. Met Based Drugs. 2007;2007:15925.

  • Fluorescence-enhanced europium-diethylenetriaminepentaacetic (DTPA)-monoamide complexes for the assessment of renal function. J Med Chem. 2008 Feb 28;51(4):957-62. Epub 2008 Feb 6.

  • On the role of samarium/HMPA in the post electron-transfer steps in SmI2 reductions. Org Lett. 2008 Mar 6;10(5):865-7. Epub 2008 Feb 2.

  • Electrochemical impedance spectroscopy of mixed conductors under a chemical potential gradient: a case study of Pt|SDC|BSCF. Phys Chem Chem Phys. 2008 Feb 14;10(6):865-83. Epub 2007 Dec 5.

  • Multimodality treatment of osteosarcoma: radiation in a high-risk cohort. Pediatr Blood Cancer. 2008 May;50(5):976-82.

  • Enhanced deep-red luminescence of tris(hexafluoroacetylacetonato)samarium(III) complex with phenanthroline in solution by control of ligand coordination. J Phys Chem A. 2008 Feb 7;112(5):803-7. Epub 2008 Jan 16.

  • Direct entry to peptidyl ketones via SmI2-mediated C-C bond formation with readily accessible N-peptidyl oxazolidinones. J Org Chem. 2008 Feb 1;73(3):1088-92. Epub 2007 Dec 29.

  • Lanthanide coordination polymers constructed from infinite rod-shaped secondary building units and flexible ligands. Chem Asian J. 2008 Mar 7;3(3):542-7.

 

Material Safety Data Sheet
  • 1 Identification of substance

    • Product details

    • Trade name Samarium (III) acetate
  • 2 Composition/Data on components:

    • Chemical characterization:
                 Designation: (CAS#)                                        
      Samarium (III) acetate, trihydrate (CAS# 17829-86-6), 100%
    • Identification number(s):
    • EINECS Number: 233-950-1
  • 3 Hazards identification

    • Hazard designation: · void
    • Information pertaining to particular dangers for man and environment
      Not applicable
  • 4 First aid measures

    • After inhalation
      Supply fresh air. If required, provide artificial respiration. Keep patient warm. Consult doctor if symptoms persist.
      Seek immediate medical advice.
    • After skin contact
      Instantly wash with water and soap and rinse thoroughly.
      Seek immediate medical advice.
    • After eye contact
      Rinse opened eye for several minutes under running water. Then consult doctor.
    • After swallowing Seek medical treatment.
  • 5 Fire fighting measures

    • Suitable extinguishing agents
      Use fire fighting measures that suit the environment.
    • Special hazards caused by the material, its products of combustion or
        flue gases:
      Can be released in case of fire:
      Carbon monoxide and carbon dioxide
    • Protective equipment:
      Wear self-contained breathing apparatus.
      Wear full protective suit.
  • 6 Accidental release measures

    • Person-related safety precautions:
      Wear protective equipment. Keep unprotected persons away.
      Ensure adequate ventilation
    • Measures for environmental protection:
      Do not allow material to be released to the environment without proper governmental permits.
    • Measures for cleaning/collecting: Collect mechanically.
    • Additional information:
      See Section 7 for information on safe handling
      See section 8 for information on personal protection equipment.
      See Section 13 for information on disposal.
  • 7 Handling and storage


    • Handling
    • Information for safe handling:
      Keep containers tightly sealed.
      Store in cool, dry place in tightly closed containers.
      No special precautions necessary if used correctly.
    • Information about protection against explosions and fires:
      The product is not flammable

    • Storage
    • Requirements to be met by storerooms and containers:
      No special requirements.
    • Information about storage in one common storage facility:
      Do not store together with acids.
      Do not store together with alkalis (caustic solutions).
    • Further information about storage conditions:
      Keep container tightly sealed.
      Store in cool, dry conditions in well sealed containers.
  • 8 Exposure controls and personal protection

    • Additional information about design of technical systems:
      Properly operating chemical fume hood designed for hazardous chemicals and having an average face velocity of at least 100 feet per minute.

    • Components with critical values that require monitoring at the
      workplace:                                                             
      Not required.
    • Additional information: No data

    • Personal protective equipment
    • General protective and hygienic measures
      The usual precautionary measures should be adhered to in handling the chemicals.
      Keep away from foodstuffs, beverages and food.
      Instantly remove any soiled and impregnated garments.
      Wash hands during breaks and at the end of the work.
    • Breathing equipment: Use breathing protection with high concentrations.
    • Protection of hands: Impervious gloves
    • Eye protection: Safety glasses
    • Body protection: Protective work clothing.
  • 9 Physical and chemical properties:

    • General Information

    • Form: Powder
    • Colour: White
    • Smell: Odourless
    •   Value/Range  Unit    Method      
    • Change in condition
    • Melting point/Melting range:       Not determined
    • Boiling point/Boiling range:       Not determined
    • Sublimation temperature / start:   Not determined

    • Flash point:                       Not applicable

    • Inflammability (solid, gaseous)    Product is not inflammable.

    • Ignition temperature:              Not determined

    • Decomposition temperature:         Not determined

    • Danger of explosion:               Product is not explosive.

    • Critical values for explosion:
    • Lower:                             Not determined
    • Upper:                             Not determined

    • Steam pressure:                    Not determined

    • Density                at   20 ° C            1.94 g/cm³

    • Solubility in / Miscibility with
    • Water:                             Soluble
  • 10 Stability and reactivity

    • Thermal decomposition / conditions to be avoided:
      No decomposition if used and stored according to specifications.
    • Materials to be avoided:
      Acids
      Bases
    • Dangerous reactions: No dangerous reactions known
    • Dangerous products of decomposition: Carbon monoxide and carbon dioxide
  • 11 Toxicological information

    • Acute toxicity:
    • Primary irritant effect:
    • on the skin: May cause irritation
    • on the eye: May cause irritation
    • Sensitization: No sensitizing effect known.
    • Additional toxicological information:
      To the best of our knowledge the acute and chronic toxicity of this substance is not fully known.
      No classification data on carcinogenic properties of this material is available from the EPA, IARC, NTP, OSHA or ACGIH.
  • 12 Ecological information:

    • General notes:
      Do not allow material to be released to the environment without proper governmental permits.
      Water hazard class 1 (Self-assessment): slightly hazardous for water.
      Do not allow undiluted product or large quantities of it to reach ground water, water bodies or sewage system.
  • 13 Disposal considerations


    • Product:
    • Recommendation
      Consult state, local or national regulations for proper disposal.
      Hand over to disposers of hazardous waste.
      Must be specially treated under adherence to official regulations.

    • Uncleaned packagings:
    • Recommendation:
      Disposal must be made according to official regulations.
    • Recommended cleaning agent: Water, if necessary with cleaning agent.
  • 14 Transport information


    • Land transport ADR/RID and GGVS/GGVE (cross-border/domestic)
    • ADR/RID-GGVS/E Class:         None

    • Maritime transport IMDG/GGVSea:
    • IMDG/GGVSea Class:        None

    • Air transport ICAO-TI and IATA-DGR:
    • ICAO/IATA Class:          None

    • Transport/Additional information:
      Not dangerous according to the above specifications.
  • 15 Regulatory information


    • Designation according to EC guidelines:
      Observe the normal safety regulations when handling chemicals
      The product is not subject to identification regulations under EC Directives and the Ordinance on Hazardous Materials (GefStoffV).

    • National regulations

    • Information about limitation of use:
      For use only by technically qualified individuals.

    • Water hazard class:
      Water hazard class 1 (Self-assessment): slightly hazardous for water.
  • 16 Other information:

      Employers should use this information only as a supplement to other information gathered by them, and should make independent judgement of suitability of this information to ensure proper use and protect the health and safety of employees.  This information is furnished without warranty, and any use of the product not in conformance with this Material Safety Data Sheet, or in combination with any other product or process, is the responsibility of the user.
  •  

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