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Alfa Aesar™ Potassium bis(trimethylsilyl)amide, 20% w/w, 0.91M in THF

Chemical Identifiers

Chemical Name or Material Potassium bis(trimethylsilyl)amide
CAS 40949-94-8
Linear Formula [(CH3)3Si]2NK
Formula Weight 199.49g/mol
MDL Number MFCD00010330
UN Number UN2924
Synonym Potassium hexamethyldisilazide
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AA35450AD

 
alfa aesar™
35450-AD
50mL CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AA35450JS

 
alfa aesar™
35450-JS
0.25 mole CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AA35450K2

 
alfa aesar™
35450-K2
1L CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Description & Specifications

Specifications

Quantity 50mL
Density 0.910g/mL
Boiling Point 66°C
Color Colorless to amber
Concentration 20% w/w, 0.91M in THF
Quantity 50mL
Sensitivity Air & Moisture Sensitive
Chemical Name or Material Potassium bis(trimethylsilyl)amide
CAS 40949-94-8
Physical Form Liquid
Linear Formula [(CH3)3Si]2NK
Formula Weight 199.49g/mol
MDL Number MFCD00010330
UN Number UN2924
Synonym Potassium hexamethyldisilazide
Health Hazard 1 Danger
Health Hazard 2 GHS H Statement
H225-H314-H351-H335
Highly flammable liquid and vapor.
Causes severe skin burns and eye damage.
Suspected of causing cancer.
May cause respiratory irritation.
Health Hazard 3 GHS P Statement
P210-P260-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces.
- No smoking.
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing.
Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses, if present and easy to do.
Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
DOT Information Transport Hazard Class: 3; Packaging Group: II; Proper Shipping Name: FLAMMABLE LIQUIDS, CORROSIVE, N.O.S.

  • Used in the preparation of lanthanide complexes, selective cyclization reactions, and as an anionic initiator for polymerization

Safety and Handling

Danger

GHS P Statement
P210-P260-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces.
- No smoking.
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing.
Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses, if present and easy to do.
Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H225-H314-H351-H335
Highly flammable liquid and vapor.
Causes severe skin burns and eye damage.
Suspected of causing cancer.
May cause respiratory irritation.