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Merck
CN

660140

NaK Silica gel (K2Na) Stage I

extent of labeling: ~35 wt. % Na-K loading

Synonym(s):

K2Na-SG-I, Sodium-potassium alloy on silica gel (K2Na)

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About This Item

UNSPSC Code:
11101527
PubChem Substance ID:
329760146
NACRES:
NA.22
MDL number:
MFCD00134088
Form:
solid

Key Documents

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InChI

1S/K.Na

InChI key

BITYAPCSNKJESK-UHFFFAOYSA-N

form

solid

reaction suitability

reagent type: reductant

extent of labeling

~35 wt. % Na-K loading

Application

Alkali Metal Silica Gels from SiGNa
Alternative to other reagents for desulfurizations, dehalogenations(as Wurtz coupling reactions), and Birch reductions.

Additionally can be used as:
  • A reducing agent for aliphatic ester substrates
  • A deprotectant in place of the typical heavy metal deprotectant

pictograms

FlameCorrosion
GHS02,GHS05

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B - Water-react. 1

supp_hazards

EUH014

Storage Class

4.3 - Hazardous materials, which set free flammable gases upon contact with water

wgk

WGK 1

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
MKCD5504
MKBH0940V
MKBH0940
98796LJ
15208LD

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P. F. Vogt and B. Bodnar,
Spec. Chem., 29, 22-24 (2009)
Dye, J. L. et al
Journal of the American Chemical Society, 127, 9339-9339 (2005)
P. Nandi, et al.,
Tetrahedron Letters, 50, 3864-3866 (2009)

Articles

Alkali Metal Silica Gels from SiGNa

SiGNa Chemistry has recently developed a technology for encapsulating alkali metals into nano-structured porous oxides to create stable, free flowing powders with varying reactivities (based on the intended application).

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