TRIBUTYLSTANNYLTRIMETHYLSILANE

Synonym(s):(Tributylstannyl)trimethylsilane;(Trimethylsilyl)tributylstannane;(Trimethylsilyl)tributyltin;Tributyl(trimethylsilyl)stannane

CAS NO.：17955-46-3
Empirical Formula: C15H36SiSn
Molecular Weight: 363.24
MDL number: MFCD00054903
SAFETY DATA SHEET (SDS)
Update Date: 2025-07-16 09:53:44

TRIBUTYLSTANNYLTRIMETHYLSILANE Structural

What is TRIBUTYLSTANNYLTRIMETHYLSILANE?

Physical properties

colorless liquid. bp 88 °C (0.2 mmHg).

The Uses of TRIBUTYLSTANNYLTRIMETHYLSILANE

Trimethylsilyltributylstannane is used for the vicinal bis-functionalization of alkynes, dienes, allenes, activated olefins, 1,1-addition to isonitriles, for generation of metal-free aryl and vinyl anions, for generation of benzynes and quinonedimethanes; stereoselective bis-functionalization-cyclization of diynes, eneynes, bis-allenes, alleneynes, and allenealdehydes; silylation of allylic, propargylic derivatives, and aryl bromides; formation of silyl and stannyl cuprates.It takes part in the reactions of Addition to Alkynes, Synthetic Applications of β-Trialkylsilylvinylstannanes, Addition to Isonitriles, Addition to Alkenes and 1,3-Dienes, Addition to Activated Double Bonds, Addition to Allenes, etc.

Preparation

By treating freshly distilled tri-n-butylstannane with LDA followed by quenching with chlorotrimethylsilane.

Properties of TRIBUTYLSTANNYLTRIMETHYLSILANE

Boiling point:	102-103 °C0.5 mm Hg(lit.)
Density	1.04 g/mL at 25 °C(lit.)
refractive index	n20/D 1.488(lit.)
Flash point:	>230 °F
storage temp.	Store under Argon
solubility	soluble in THF, ether, CH2Cl2, MeOH, hexane, insoluble in water.
Specific Gravity	1.040
Hydrolytic Sensitivity	1: no significant reaction with aqueous systems
BRN	4127163

Safety information for TRIBUTYLSTANNYLTRIMETHYLSILANE

Signal word	Danger
Pictogram(s)	Skull and Crossbones Acute Toxicity GHS06 Health Hazard GHS08 Environment GHS09
GHS Hazard Statements	H301:Acute toxicity,oral H312:Acute toxicity,dermal H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H372:Specific target organ toxicity, repeated exposure H410:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes	P202:Do not handle until all safety precautions have been read and understood. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.