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Merck

199877

Sigma-Aldrich

Lithium aluminum hydride

greener alternative

powder, reagent grade, 95%

Sinónimos:

LAH, Lithium alanate, Lithium tetrahydroaluminate

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10 G
$84.100
25 G
$131.000
100 G
$211.000
500 G
$517.000
1 KG
$893.000

$84.100


Fecha estimada de envío17 de mayo de 2025


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10 G
$84.100
25 G
$131.000
100 G
$211.000
500 G
$517.000
1 KG
$893.000

About This Item

Fórmula lineal:
LiAlH4
Número de CAS:
Peso molecular:
37.95
Número CE:
Número MDL:
Código UNSPSC:
26111700
ID de la sustancia en PubChem:
NACRES:
NA.22

$84.100


Fecha estimada de envío17 de mayo de 2025


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grado

reagent grade

Nivel de calidad

Ensayo

95%

Formulario

powder

idoneidad de la reacción

reagent type: reductant

características de los productos alternativos más sostenibles

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sustainability

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mp

125 °C (dec.) (lit.)

categoría alternativa más sostenible

cadena SMILES

[Li].[AlH3]

InChI

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

Clave InChI

OCZDCIYGECBNKL-UHFFFAOYSA-N

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Descripción general

Atomic number of base material: 3
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 energy efficiency. Find details here.

Aplicación

Lithium aluminum hydride (LiAlH4) is an effective reducing agent that can be used in chemical synthesis to reduce esters, carboxylic acids, acyl chlorides, aldehydes, epoxides, and ketones into the corresponding alcohols. In addition, amide, nitro, nitrile, imine, oxime, and azide compounds are converted into amines.[1][2]
LiAlH4 is a promising substance for hydrogen storage applications. Its properties include high gravimetric and volumetric hydrogen densities [3][4][5]. It can also be used as a reducing agent in the preparation of reduced graphene oxide (rGO).[6]

Pictogramas

FlameCorrosion

Palabra de señalización

Danger

Frases de peligro

Clasificaciones de peligro

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

Código de clase de almacenamiento

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

Clase de riesgo para el agua (WGK)

WGK 1

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


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Certificados de análisis (COA)

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Visite la Librería de documentos

Lithium Aluminum Hydride
Paquette LA, et al.
Encyclopedia of Reagents for Organic Synthesis, Second Edition (2001)
Synthesis and characterization of lithium aminoborohydrides: A new class of powerful reducing agents
Fisher GB, et al.
Tetrahedron Letters, 33(32), 4533-4536 (1992)
Lithium aluminum hydride as reducing agent for chemically reduced graphene oxides
Ambrosi A, et al.
Chemistry of Materials, 24(12), 2292-2298 (2012)
A first-principles study of the electronic structure and stability of a lithium aluminum hydride for hydrogen storage
Song Y, et al.
The Journal of Physical Chemistry B, 110(13), 6906-6910 (2006)
Reversible hydrogen storage via titanium-catalyzed LiAlH4 and Li3AlH6
Chen J, et al.
The Journal of Physical Chemistry B, 105(45), 11214-11220 (2001)

Artículos

Mechanochemical Effect of Severe Plastic Deformations: Metal Alloys, Hydrides and Molecular Solids

Questions

1–3 of 3 Questions  
  1. Why is Lithium Aluminum Hydride, #199877, not packaged in a rigid container in the USA? The web site says it is packaged in plastic bags in Europe. The sample we received was in a plastic bag (in an outer can).

    1 answer
    1. The 10G and 25G sizes are packaged in amber glass bottles in an overpack safety can. The 100G, 500G, and 1KG sizes are packaged in polyamide bags, then placed in a re-sealable paint-style can, followed by an overpack safety can. Currently, this is the packaging schematic for all materials, globally.

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  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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  3. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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