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Lithium bis(trimethylsilyl)amide, 20% (ca 1.06M) soln. in THF/ethylbenzene, packaged in resealable septum cap bottle, Thermo Scientific Chemicals

Catalog Number p-7046565
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Quantity:
100 mL
500 mL
This item is not returnable. View return policy
Regulatory: This product is an isolated intermediate transported in accordance with Regulation (EC) 1907/2006 (REACH). All customers must complete a declaration before delivery.
4039-32-1
C6H18LiNSi2
167.327
MFCD00008261
YNESATAKKCNGOF-UHFFFAOYSA-N
lithium bis trimethylsilyl amide, lithium hexamethyldisilazide, lihmds, lhmds, hexamethyldisilazane lithium salt, unii-rc4n1i108m, lithiumbis trimethylsilyl amide, lithium bis trimethylsilyl azanide, lithium hexamethyldisilazane, lithium bis-trimethylsilyl amide
2733832
lithium;bis(trimethylsilyl)azanide
[Li+].C[Si](C)(C)[N-][Si](C)(C)C
This item is not returnable. View return policy
Regulatory: This product is an isolated intermediate transported in accordance with Regulation (EC) 1907/2006 (REACH). All customers must complete a declaration before delivery.
4039-32-1
C6H18LiNSi2
167.327
MFCD00008261
YNESATAKKCNGOF-UHFFFAOYSA-N
lithium bis trimethylsilyl amide, lithium hexamethyldisilazide, lihmds, lhmds, hexamethyldisilazane lithium salt, unii-rc4n1i108m, lithiumbis trimethylsilyl amide, lithium bis trimethylsilyl azanide, lithium hexamethyldisilazane, lithium bis-trimethylsilyl amide
2733832
lithium;bis(trimethylsilyl)azanide
[Li+].C[Si](C)(C)[N-][Si](C)(C)C

Lithium bis(trimethylsilyl)amide is used in generating enolates for preparing lactone precursors, pyranones, and cyclohexanes. It is used to catalyze the addition of phosphine P-H bonds to carbodiimides leading to phosphaguanidines and in a novel three-step synthesis of disubstituted 1,2,5-thiadiazoles. It is also used in the lithiation of ethyl acetate and in the stereospecific Wadsworth-Emmons synthesis of fluoroalkenes from (E)- and (Z)-fluorovinyl sulfones.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Lithium bis(trimethylsilyl)amide is used in generating enolates for preparing lactone precursors, pyranones, and cyclohexanes. It is used to catalyze the addition of phosphine P-H bonds to carbodiimides leading to phosphaguanidines and in a novel three-step synthesis of disubstituted 1,2,5-thiadiazoles. It is also used in the lithiation of ethyl acetate and in the stereospecific Wadsworth-Emmons synthesis of fluoroalkenes from (E)- and (Z)-fluorovinyl sulfones.

Solubility
Reacts with water.

Notes
Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage. Store under inert gas. Incompatible with oxidizing agents.
TRUSTED_SUSTAINABILITY
Quantity 100 mL
Linear Formula [(CH3)3Si]2NLi
UN Number UN2924
Beilstein 8136861
Flash Point −17°C (1°F)
Solubility Information Reacts with water.
Formula Weight 167.33
Concentration or Composition (by Analyte or Components) 20% (≈1.06M) soln. in THF/ethylbenzene
Sensitivity Air and moisture sensitive
Density 0.891
Chemical Name or Material Lithium bis(trimethylsilyl)amide, packaged in resealable septum cap bottle
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RUO – Research Use Only

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