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Topic: Lithium Aluminum hydride (AKA Lithium Tetrahydroaluminate) CAS 16853-85-3  (Read 4434 times)

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Tito

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Hi,
I need help.
Lithium Aluminum hydride (AKA Lithium Tetrahydroaluminate) is used as a reducing agent in the synthesis of organic chemicals.It is more powerful than the related reagent sodium borohydride.

I know almost nothing about chemistry, I am a sales person and I am trying to find out which type of companies use this type of chemical. If anybody could say something like: companies that make ceramics use LAH for so and so....or companies that make batteries use LAH for so and so.

I will appreciate your help.

Thank you.

Offline manofohm

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Re: Lithium Aluminum hydride (AKA Lithium Tetrahydroaluminate) CAS 16853-85-3
« Reply #1 on: September 10, 2012, 07:41:25 AM »
Companies like mine use it to do organic reductions and thats about it.

Offline Enthalpy

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Re: Lithium Aluminum hydride (AKA Lithium Tetrahydroaluminate) CAS 16853-85-3
« Reply #2 on: September 11, 2012, 12:47:56 PM »
LiAlH4 would be one of the very few credible compounds improving performance a little bit over Rp-1 (~kerosene) or solid fuels in rocket engines... IF:
- It could be made SAFE in 100t amounts: no detonation, no easy ignition etc etc
- It could be pumped somehow, for instance as a slurry in kerosene (for liquid engines)
- It were reasonably insensitive to humidity
- It remained stable when polybutadiene polymerizes (for hybrid engines)
 mixed with aluminium perchlorate additionally (for solid engines)
- It were affordable

One path might be to encapsulate fine powder in thin aluminium. This has been tried with AlH3, but LiAlH4 looks preferable.

LiBH4 is too toxic and expensive, probably no option.

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