Lithium bis(trimethylsilyl)amide manufacturers and suppliers

Lithium bis(trimethylsilyl)amide suppliers

Properties

Melting point:: 73°C

Boiling point:: 55-56 °C

Density: 0.860 g/mL at 25 °C (lit.)

refractive index: n20/D 1.425(lit.)

Flash point:: 48 °F

storage temp.: Store below +30°C.

solubility: hydrolysis

form: Powder

color: White

Specific Gravity: 0.716

Water Solubility: hydrolysis

Sensitive: Air & Moisture Sensitive

Hydrolytic Sensitivity: 8: reacts rapidly with moisture, water, protic solvents

BRN: 3567910

Exposure limits: ACGIH: TWA 50 ppm; STEL 100 ppm (Skin)
OSHA: TWA 200 ppm(590 mg/m3)
NIOSH: IDLH 2000 ppm; TWA 200 ppm(590 mg/m3); STEL 250 ppm(735 mg/m3)

InChIKey: YNESATAKKCNGOF-UHFFFAOYSA-N

CAS DataBase Reference: 4039-32-1(CAS DataBase Reference)

EPA Substance Registry System: Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-, lithium salt (4039-32-1)

Safety Information

Symbol(GHS): GHS02,GHS05

Signal word: Danger

Hazard statements: H228-H251-H314

Precautionary statements: P210-P235-P260-P280-P303+P361+P353-P305+P351+P338

Hazard Codes: F,C,N

Risk Statements: 11-34-48/20-63-65-67-51/53-35-20-62-14-40-37-19

Safety Statements: 9-16-26-29-33-36/37/39-45-61-62-57-43

RIDADR: UN 2925 4.1/PG 2

WGK Germany: 3

F: 10-23

TSCA: Yes

HazardClass: 4.3

PackingGroup: II

HS Code: 29319090

Use

Lithium bis(trimethylsilyl)amide is used as nonnucleophilic base to generate kinetic ketone and ester enolates. It is considerably more selective than LDA and undesired reductions (e.g., of nonenolizable ketones observed in the case of LDA) can be avoided by using LHMDS.

You can find Lithium bis(trimethylsilyl)amide suppliers, manufacturers, and distributors from countries such as China, United States and the India here. Browse to the tetrahydrofuran product information displayed by the supplier, as well as the supplier's contact and capability information.