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Merck
CN

62420

Lithium aluminum hydride

≥97.0% (gas-volumetric)

Synonym(s):

LAH, Lithium alanate, Lithium tetrahydroaluminate

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About This Item

Linear Formula:
LiAlH4
CAS Number:
16853-85-3
Molecular Weight:
37.95
NACRES:
NA.22
PubChem Substance ID:
57651882
UNSPSC Code:
26111700
EC Number:
240-877-9
MDL number:
MFCD00011075

Key Documents

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Product Name

Lithium aluminum hydride, ≥97.0% (gas-volumetric)

InChI key

OCZDCIYGECBNKL-UHFFFAOYSA-N

InChI

1S/Al.Li.4H/q-1;+1;;;;

SMILES string

[Li].[AlH3]

assay

≥97.0% (gas-volumetric)

form

solid

reaction suitability

reagent type: reductant

mp

125 °C (dec.) (lit.)

Quality Level

200

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Application

Reactant involved in:
  • Dehydrogenation studied with various catalysts
  • Regeneration of methoxysilanes via reduction
  • Transition metal electrophilic hydrogen activation via heterolytic cleavage
  • Formation of nickel hydrogenation catalysts
  • Hydrogen sorption
  • Electrodeposition of Al on W-Cu substrates

General description

Lithium aluminum hydride (LiAlH4) is a powerful reducing agent used in organic synthesis to reduce esters, carboxylic acids, acyl chlorides, aldehydes, epoxides, and ketones into the corresponding alcohols. It also converts amide, nitro, nitrile, imine, oxime, and azide compounds into amines.

Packaging

packed in plastic bag, which is soluble at 45-60°C in hydrocarbons, THF and dioxane

pictograms

FlameCorrosion
GHS02,GHS05

signalword

Danger

hcodes

H260,H314

Hazard Classifications

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

Storage Class

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

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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

Regulatory Information

监管及禁止进口产品
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Certificates of Analysis (COA)

Lot/Batch Number
SHBR8735
STBK0634
STBK0633
STBK0635
STBJ9347

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L. B. Belykh, et al.,
Applied Catalysis, 401, 65-72 (2011)
W. Han, et al.,
International Journal of Hydrogen Energy, 36, 12305-12312 (2011)
Lithium Aluminum Hydride
Paquette LA, et al.
Encyclopedia of Reagents for Organic Synthesis, Second Edition (2001)
J. W. Runyon, et al.,
Australian Journal of Chemistry, 64, 1165-1172 (2011)
Chu Liang et al.
Nature communications, 12(1), 119-119 (2021-01-07)
Environmentally benign synthesis of graphite at low temperatures is a great challenge in the absence of transition metal catalysts. Herein, we report a green and efficient approach of synthesizing graphite from carbon dioxide at ultralow temperatures in the absence of
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