Home > Boronic Acid Derivatives> TRANS-2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)STYRENE

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

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Origin: China

Cas No: 78782-27-1

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 78782-27-1 Formula: C14H19BO2 Molecular Weight: 230.11000

Basic Info

Chemical Name	TRANS-2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)STYRENE
Synonyms	E-Phenylethenylboronic acid,pinacol ester; 4,4,5,5-tetramethyl-2-styryl-[1,3,2]dioxaborolane; SS-STYRYLBORONIC ACID PINACOL ESTER; TRANS-STYRYLBORONIC ACID,PINACOL ESTER; B-STYRYLBORONIC ACID PINACOL ESTER; cinnamyl boronic acid pinacol ester; 4,4,5,5-tetramethyl-2-(3-phenylprop-1-en-2-yl)-1,3,2-dioxaborolane; 1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-phenylethene;
CAS No.	78782-27-1
Molecular Formula	C14H19BO2
Molecular Weight	230.11000
PSA	18.46000
LogP	3.33120

Properties

Melting Point	27-33ºC(lit.)
Flash Point	>230 °F

Safety Info

Safety Statements	S24/25
WGK Germany	3

Synthesis Route

2,3-dimethylbutane-2,3-diol+Phenylacetylene→4,4,5,5-tetramethyl-2-(1-phenylethenyl)-1,3,2-dioxaborolane+TRANS-2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)STYRENE
Phenylacetylene+Bis(pinacolato)diboron→4,4,5,5-tetramethyl-2-(1-phenylethenyl)-1,3,2-dioxaborolane+TRANS-2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)STYRENE
Phenylacetylene+4,4,5,5-tetramethyl-1,3,2λ<sup>2</sup>-dioxaborolane→4,4,5,5-tetramethyl-2-(1-phenylethenyl)-1,3,2-dioxaborolane+TRANS-2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)STYRENE

Precursor

phenylene-ethylene
4,4,5,5-tetramethyl-1,3,2λ<sup>2</sup>-dioxaborolane
Phenylacetylene
Bis(pinacolato)diboron

Downstream Product

3-[(E)-2-phenylethenyl]benzoic acid

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