TRANS-2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)STYRENE Property

Melting point:

27-33 °C(lit.)

Boiling point:

128°C/4mm

Density 

0.99±0.1 g/cm3(Predicted)

refractive index 

1.5290

Flash point:

>230 °F

storage temp. 

Inert atmosphere,Store in freezer, under -20°C

form 

Liquid

color 

Clear colorless to pale yellow

BRN 

8617179

InChIKey

ARAINKADEARZLZ-ZHACJKMWSA-N

CAS DataBase Reference

83947-56-2(CAS DataBase Reference)

Safety

WGK Germany 

3

HS Code 

29310099

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H312Harmful in contact with skin

H315Causes skin irritation

H319Causes serious eye irritation

H332Harmful if inhaled

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P312Call a POISON CENTER or doctor/physician if you feel unwell.

P321Specific treatment (see … on this label).

P322Specific measures (see …on this label).

P330Rinse mouth.

P332+P313IF SKIN irritation occurs: Get medical advice/attention.

P362Take off contaminated clothing and wash before reuse.

P363Wash contaminated clothing before reuse.

P501Dispose of contents/container to..…

TRANS-2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)STYRENE Chemical Properties,Usage,Production

Uses

Reactant for:

• Oxidative coupling reactions catalyzed by areneruthenium
• Cycloaddition reactions
• Preparation of allyl vinyl ethers via Cu-catalyzed coupling with alcohols
• Preparation of 5-vinyl-3-pyridinecarbonitriles as PKCθ inhibitors
• Diastereoselective addition to zincated hydrazones and stereospecific trapping of boron/zinc bimetallic intermediates by carbon electrophiles
• Regioselective and stereoselective Pd-catalyzed chelate-controlled intermolecular oxidative Heck reactions