Home > Boronic Acid Derivatives> 4,4,5,5-tetramethyl-2-[4-(2-phenylethynyl)phenyl]-1,3,2-dioxaborolane

4,4,5,5-tetramethyl-2-[4-(2-phenylethynyl)phenyl]-1,3,2-dioxaborolane

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Origin: China

Cas No: 1190376-20-5

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

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

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CAS No.: 1190376-20-5 Formula: C20H21BO2 Molecular Weight: 304.19100

Basic Info

Chemical Name	4,4,5,5-tetramethyl-2-[4-(2-phenylethynyl)phenyl]-1,3,2-dioxaborolane
Synonyms	4-(Phenylethynyl)phenylboronic acid pinacol ester; 4,4,5,5-Tetramethyl-2-(4-phenylethynyl-phenyl)-[1,3,2]dioxaborolane; AMTB199; M-1260;
CAS No.	1190376-20-5
Molecular Formula	C20H21BO2
Molecular Weight	304.19100
PSA	18.46000
LogP	3.38560

Safety Info

HS Code	2934999090

Synthesis Route

Phenylacetylene+2-(4-iodophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane→4,4,5,5-tetramethyl-2-[4-(2-phenylethynyl)phenyl]-1,3,2-dioxaborolane
2-(4-Ethynylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane+Iodobenzene→4,4,5,5-tetramethyl-2-[4-(2-phenylethynyl)phenyl]-1,3,2-dioxaborolane

Precursor

2-(4-iodophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Iodobenzene
2-(4-Ethynylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Phenylacetylene

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