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Key Documents

Safety Information

69867

Sigma-Aldrich

Montmorillonite

KSF, powder

Synonym(s):

K-Catalyst

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About This Item

CAS Number:
MDL number:
UNSPSC Code:
12352106

form

powder

shelf life

limited shelf life

concentration

≤12% humidity

impurities

8-12% free acid

storage temp.

−20°C

InChI

1S/2Al.4O2Si.H2O.3O/c;;4*1-3-2;;;;/h;;;;;;1H2;;;/q2*+3;;;;;;3*-2

InChI key

GUJOJGAPFQRJSV-UHFFFAOYSA-N

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General description

surface partially contains H2SO4

Application

catalyst for etherifications/esterifications

Other Notes

Solid Lewis acid catalyst

Regulatory Information

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P Laszlo
Science (New York, N.Y.), 235(4795), 1473-1477 (1987-03-20)
Layer aluminosilicates catalyze reactions in numerous ways. They stabilize high-energy intermediates. They can store energy in their lattice structures and can release it in the form of chemical energy. They can catalyze redox reactions and can serve as photocatalytic devices.

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