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42595 Lithium bis(trimethylsilyl)amide

CAS-Nummer
4039-32-1
Synonyme
LHMDS
Lithium hexamethyldisilazide

Stock No. Größe Preis ($) Menge Verfügbarkeit
42595-06 5g 17,90
42595-14 25g 67,30
42595-22 100g 215,00
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Lithium bis(trimethylsilyl)amide

MDL
MFCD00008261
EINECS
223-725-6

Chemische Eigenschaften

Formel
C6H18LiNSi2
Molmasse
167.33
Form
Powder, Packaged under argon
Schmelzpunkt
83-86°
Storage & Sensitivity
Moisture Sensitive. Air Sensitive. Store under Nitrogen. Ambient temperatures.
Löslichkeit
Reacts with water.

Anwendungen

Lithium bis(trimethylsilyl)amide is a base used in preparation of dienes and enolates. It is used to catalyze the addition of phosphine P-H bonds to carbodiimides leading to phosphaguanidines. Lithium bis(trimethylsilyl)amide is also used in a novel three-step synthesis of disubstituted 1,2,5-thiadiazoles.

Bemerkungen

Desiccate at room temperature. Store under inert gas. Keep container closed. Incompatible with air, moisture and oxidizing agents.

Literaturverweise

Bert Y. Kimura.; Theodore L. Brown. Solvent effects on the aggregation of lithium bis(trimethylsilyl)amide. J. Organomet. Chem. 1971, 26 (1),57-67.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H228-H314-H318

Flammable solid. Causes severe skin burns and eye damage. Causes serious eye damage.

Sicherheitshinweise: P210-P280-P305+P351+P338-P309-P310a-P402

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF exposed or if you feel unwell: Immediately call a POISON CENTER/doctor Store in a dry place.

Weitere Referenzen

Beilstein
8136861
Gefahrenklasse
4.1
Verpackungsgruppe
II
Harmonized Tariff Code
2931.90
TSCA
Yes

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