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Crowns or crown forms

  
  • 12-crown-4 (c15-1228-504)
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    194905-1G

    12-Crown-4 (C15-1228-504)

    Price: $138.79
    List Price: $154.21
    12-Crown-4 is a crown ether generally used as a ligand in coordination chemistry. It is also known as lithium ionophore because of its strong chelating property specific to lithium cation.
    SKU194905-1G
    MFR. NameSigma-Aldrich
    Catalog No. C15-1228-504
    Pack Size 1 GR
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    Price: $138.79
    List Price: $154.21
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  • 12-crown-4 (c15-1228-505)
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    194905-5G

    12-Crown-4 (C15-1228-505)

    Price: $317.14
    List Price: $352.38
    12-Crown-4 is a crown ether generally used as a ligand in coordination chemistry. It is also known as lithium ionophore because of its strong chelating property specific to lithium cation.
    SKU194905-5G
    MFR. NameSigma-Aldrich
    Catalog No. C15-1228-505
    Pack Size 5 GR
    Price:
    Price: $317.14
    List Price: $352.38
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  • 15-crown-5 (c15-1232-039)
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    188832-1G

    15-Crown-5 (C15-1232-039)

    Price: $63.77
    List Price: $70.86
    15-Crown-5 is a crown ether generally used as a ligand in coordination chemistry because of its strong chelating property with certain alkali cations to form complexes. Some derivatives of 15-crown-5 are used as sensors and probes in different
    SKU188832-1G
    MFR. NameSigma-Aldrich
    Catalog No. C15-1232-039
    Pack Size 1 GR
    Price:
    Price: $63.77
    List Price: $70.86
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  • 15-crown-5 (c15-1232-040)
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    188832-25G

    15-Crown-5 (C15-1232-040)

    Price: $322.81
    List Price: $358.67
    15-Crown-5 is a crown ether generally used as a ligand in coordination chemistry because of its strong chelating property with certain alkali cations to form complexes. Some derivatives of 15-crown-5 are used as sensors and probes in different
    SKU188832-25G
    MFR. NameSigma-Aldrich
    Catalog No. C15-1232-040
    Pack Size 25 GR
    Price:
    Price: $322.81
    List Price: $358.67
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  • 15-crown-5 (c15-1232-041)
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    188832-5G

    15-Crown-5 (C15-1232-041)

    Price: $142.13
    List Price: $157.92
    15-Crown-5 is a crown ether generally used as a ligand in coordination chemistry because of its strong chelating property with certain alkali cations to form complexes. Some derivatives of 15-crown-5 are used as sensors and probes in different
    SKU188832-5G
    MFR. NameSigma-Aldrich
    Catalog No. C15-1232-041
    Pack Size 5 GR
    Price:
    Price: $142.13
    List Price: $157.92
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  • 18-crown-6 (c15-1219-835)
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    186651-100G

    18-Crown-6 (C15-1219-835)

    Price: $765.43
    List Price: $850.48
    We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for catalysis.
    SKU186651-100G
    MFR. NameSigma-Aldrich
    Catalog No. C15-1219-835
    Pack Size 100 GR
    Price:
    Price: $765.43
    List Price: $850.48
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  • 18-crown-6 (c15-1219-836)
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    186651-25G

    18-Crown-6 (C15-1219-836)

    Price: $483.34
    List Price: $537.04
    We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for catalysis.
    SKU186651-25G
    MFR. NameSigma-Aldrich
    Catalog No. C15-1219-836
    Pack Size 25 GR
    Price:
    Price: $483.34
    List Price: $537.04
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  • 18-crown-6 (c15-1219-837)
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    186651-5G

    18-Crown-6 (C15-1219-837)

    Price: $230.04
    List Price: $255.60
    We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for catalysis.
    SKU186651-5G
    MFR. NameSigma-Aldrich
    Catalog No. C15-1219-837
    Pack Size 5 GR
    Price:
    Price: $230.04
    List Price: $255.60
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  • 18-crown-6 (c15-1219-838)
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    274984-1G

    18-Crown-6 (C15-1219-838)

    Price: $174.66
    List Price: $194.07
    18-Crown-6 is a macrocyclic polyether used to synthesize ionic liquid based crown-ether coordination compounds. 18-Crown-6 is the simplest crown ether that can be prepared by reacting triethylene glycol with triethylene glycol dichloride in the
    SKU274984-1G
    MFR. NameSigma-Aldrich
    Catalog No. C15-1219-838
    Pack Size 1 GR
    Price:
    Price: $174.66
    List Price: $194.07
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  • 18-crown-6 (c15-1219-839)
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    28125-100G

    18-Crown-6 (C15-1219-839)

    Price: $539.17
    List Price: $599.08
    Application 18-Crown-6 can be used as a model for crown ethers to study the effect of acid-base properties of mixed solvent on their solution enthalpy. It is generally used as a phase transfer catalyst and a complexing agent.
    SKU28125-100G
    MFR. NameSigma-Aldrich
    Catalog No. C15-1219-839
    Pack Size 100 GR
    Price:
    Price: $539.17
    List Price: $599.08
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  • 18-crown-6 (c15-1219-840)
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    28125-25G

    18-Crown-6 (C15-1219-840)

    Price: $246.32
    List Price: $273.69
    Application 18-Crown-6 can be used as a model for crown ethers to study the effect of acid-base properties of mixed solvent on their solution enthalpy. It is generally used as a phase transfer catalyst and a complexing agent.
    SKU28125-25G
    MFR. NameSigma-Aldrich
    Catalog No. C15-1219-840
    Pack Size 25 GR
    Price:
    Price: $246.32
    List Price: $273.69
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  • 18-crown-6 (c15-1219-841)
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    28125-5G

    18-Crown-6 (C15-1219-841)

    Price: $103.25
    List Price: $114.73
    Application 18-Crown-6 can be used as a model for crown ethers to study the effect of acid-base properties of mixed solvent on their solution enthalpy. It is generally used as a phase transfer catalyst and a complexing agent.
    SKU28125-5G
    MFR. NameSigma-Aldrich
    Catalog No. C15-1219-841
    Pack Size 5 GR
    Price:
    Price: $103.25
    List Price: $114.73
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