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Merck
CN

309389

Sigma-Aldrich

Nafion™ NR50

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About This Item

CAS Number:
31175-20-9
MDL number:
MFCD00132832
UNSPSC Code:
26111700
eCl@ss:
32110203
NACRES:
NA.23

Key Documents

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form

pellets

eq. wt.

≤1250

capacity

≥0.8 meq/g ion exchange capacity

InChI

1S/C7HF13O5S.C2F4/c8-1(9)2(10)24-5(15,16)3(11,4(12,13)14)25-6(17,18)7(19,20)26(21,22)23;3-1(4)2(5)6/h(H,21,22,23);

InChI key

FOYUGSIADQEOEK-UHFFFAOYSA-N

General description

Nafion™ NR50 is a perfluorosulfonic acid nafion resin that is majorly used as a strong solid acid (H0 -12) with high thermal stability and chemical resistance.

Application

Nafion™ NR50 can be used for a variety of applications such as:
  • a solid acid-catalyst in the synthesis of α-tocopherol
  • a catalyst for cellulose hydrolysis
  • a reference catalyst in the preparation of carbon-based solid acid catalysts

Legal Information

Nafion is a trademark of The Chemours Company FC, LLC

Storage Class Code

11 - Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCQ0664
MKCM6009
MKCK1668
MKCG7487
MKCD4369

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Catalytic performance of Nafion/SiO2 nanocomposites for the synthesis of alpha-tocopherol
Wang H and Xu B
Applied Catalysis A: General, 275(1-2), 247-255 (2004)
Catalytic hydrolysis of cellulose to levulinic acid by partly replacing sulfuric acid with Nafion NR50 catalyst
Xu Y, et al.
Chemosphere, 9(3), 609-616 (2019)
Preparation of a carbon-based solid acid catalyst by sulfonating activated carbon in a chemical reduction process
Liu X, et al.
Molecules (Basel), 15(10), 7188-7196 (2010)
Min-Ho Park et al.
Advanced materials (Deerfield Beach, Fla.), 27(29), 4308-4314 (2015-06-24)
A novel flexible encapsulation method (Flex Lami-capsulation) is reported, which can be applied in the roll-to-roll process for mass production of organic electronic devices. Flex Lami-capsulation is very simple, fast, and getter-free, and is as effective as glass encapsulation. Use
Martta Asikainen et al.
Bioresource technology, 191, 300-305 (2015-05-26)
Bio-based fuels are becoming more and more important due to the depleting fossil resources. The production of biodiesel from algae oil is challenging compared to terrestrial vegetable oils, as algae oil consists of polar fatty acids, such as phospholipids and

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将水通过电化学的方法转化为氢和氧的发展，主要是通过开发新材料并了解质子交换膜燃料电池（PEMFC）在运行过程中的降解机理实现的。

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