4-Vinylphenylboronic acid(contains varying amounts of Anhydride) , 96% , 2156-04-9

Synonym(s):
(p-Vinylphenyl)boronic acid;(4-Ethenylphenyl)boronic acid;p-Vinylbenzeneboronic acid;4-Styrylboronic acid;4-Vinylbenzeneboronic acid

CAS NO.：2156-04-9

Empirical Formula: C8H9BO2

Molecular Weight: 147.97

MDL number: MFCD00239441

EINECS: 629-120-7

PRODUCT Properties

• Melting point: 190-193 °C (lit.)
• Boiling point: 306.2±35.0 °C(Predicted)
• Density: 1.09
• storage temp.: Keep in dark place,Inert atmosphere,Store in freezer, under -20°C
• pka: 8.62±0.17(Predicted)
• form: Crystalline Powder or Crystals
• color: White to light beige
• Water Solubility: Soluble in ethanol, dimethylsulfoxide, tetrahydrofuran and diethyl ether. Slightly soluble in water.
• BRN: 2829387
• CAS DataBase Reference: 2156-04-9(CAS DataBase Reference)

Description and Uses

4-Vinylphenylboronic acid is commonly used in the synthesis of styrene-based organoboron polymers such as vinyl-oligo(fluorene) polymer and boronic ester based self-healing polymer. It can also be used as a precursor in the synthesis of aggregation induced emission (AIE) dye.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H302+H312+H332
• Precautionary statements: P261-P264-P280-P301+P312-P302+P352+P312-P304+P340+P312
• Hazard Codes: Xi,Xn
• Risk Statements: 36/37/38-20/21/22
• Safety Statements: 37/39-26-36
• WGK Germany: 3
• HazardClass: IRRITANT
• HS Code: 29163990