Início > Organosulfur Compounds> 4,4,5,5-Tetramethyl-2-(4-methylthiophen-2-yl)-1,3,2-dioxaborolane

4,4,5,5-Tetramethyl-2-(4-methylthiophen-2-yl)-1,3,2-dioxaborolane

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Origem: China

Cas No: 635305-48-5

Especificação: 99%Min

Quantidade de ordem min: 1 /kg

Capacidade de fornecimento: 80 mt/month

Tempo de espera: 7 dias para OEM, 3 dias para produtos prontos

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CAS No.: 635305-48-5 Formula: C11H17BO2S Molecular Weight: 224.12700

Basic Info

Chemical Name	4,4,5,5-Tetramethyl-2-(4-methylthiophen-2-yl)-1,3,2-dioxaborolane
Synonyms	4-Methylthiophene-2-boronic acid, pinacol ester;
CAS No.	635305-48-5
Molecular Formula	C11H17BO2S
Molecular Weight	224.12700
PSA	46.70000
LogP	2.35570

Properties

Melting Point	26-31ºC
Flash Point	110ºC

Safety Info

HS Code	2934999090
Hazard Declaration	H413

Synthesis Route

3-Methylthiophene+4,4,5,5-tetramethyl-1,3,2λ<sup>2</sup>-dioxaborolane→4,4,5,5-Tetramethyl-2-(3-methylthiophen-2-yl)-1,3,2-dioxaborolane+4,4,5,5-Tetramethyl-2-(4-methylthiophen-2-yl)-1,3,2-dioxaborolane
2,3-dimethylbutane-2,3-diol+4-Methylthiophene-2-boronic acid→4,4,5,5-Tetramethyl-2-(4-methylthiophen-2-yl)-1,3,2-dioxaborolane
2-Bromo-4-methylthiophene+2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane→4,4,5,5-Tetramethyl-2-(4-methylthiophen-2-yl)-1,3,2-dioxaborolane

Precursor

3-Methylthiophene
2,3-dimethylbutane-2,3-diol
2-Bromo-4-methylthiophene
4-Methylthiophene-2-boronic acid

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