Alfa Aesar™ Hexamethyldisilazane, Electronic grade, 99+%
Manufacturer: Alfa Aesar™ L16519AP
Hexamethyldisilazane; Electronic Grade; ge 99%; Alfa Aesar; 500mL; FW: 161.40; C6H19NSi2; MP: -78; BP: 126; CAS: 999-97-3Applications
Hexamethyldisilazane is used as a solvent in organic synthesis and organometallic chemistry. It is often used as an adhesion promoter for photoresist in photolithography. Further, it is used for the preparation of trimethylsilyl ethers from hydroxy compounds. It is used as an alternative to critical point drying during sample preparation in electron microscopy. It is added to analyte to get silylated diagnostic products during pyrolysis in gas chromatography- mass spectrometry.
Miscible with methanol, ethyl ether, chloroform and benzene. Immiscible with water.
Incompatible with strong oxidizing agents and strong acids.
Safety and Handling
SDS & Safety Documents
GHS H Statement
Highly flammable liquid and vapor.
Toxic in contact with skin.
Toxic if inhaled.
Causes severe skin burns and eye damage.
Causes serious eye damage.
Harmful if swallowed.
GHS P Statement
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
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.
Remove/Take off immediately all contaminated clothing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
DOTInformation : Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: FLAMMABLE LIQUID, TOXIC, CORROSIVE, N.O.S.
RTECSNumber : JM9230000
TSCA : TSCA