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Thiophene-2-boronic acid pinacol ester

Thiophene-2-boronic acid pinacol ester Structure
Thiophene-2-boronic acid pinacol ester structure
CAS No.
193978-23-3
Chemical Name:
Thiophene-2-boronic acid pinacol ester
Synonyms
4,4,5,5-tetramethyl-2-(thiophen-2-yl)-1,3,2-dioxaborolane;2-THIOPHENEBORONIC ACID PINACOL ESTER;2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)THIOPHENE;CAS:193978-23-3;Thiophene-2-boronic acid, pinacoL;THIOPHENE-2-BORONIC ACID, PINACOL ESTER;4,4,5,5-TetraMethyl-2-(2-thienyl)-1,3,2-dioxaborolane;4,4,5,5-Tetramethyl-2-(thien-2-yl)-1,3,2-dioxaborolane;1,3,2-Dioxaborolane, 4,4,5,5-tetramethyl-2-(2-thienyl)-;2-(thiophene-2-yl)-4,4,5,5-tetraMethyl-[1,3,2]dioxaborolane
CBNumber:
CB6145503
Molecular Formula:
C10H15BO2S
Molecular Weight:
210.1
MDL Number:
MFCD05663878
MOL File:
193978-23-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 01:13:47
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Thiophene-2-boronic acid pinacol ester Properties

Melting point 68-70°C
Boiling point 286.5±13.0 °C(Predicted)
Density 1.07±0.1 g/cm3(Predicted)
storage temp. Inert atmosphere,Store in freezer, under -20°C
solubility soluble in Methanol
form Solid
color White to Almost white
λmax 239 nm at 0.01 g/L in methanol
InChI InChI=1S/C10H15BO2S/c1-9(2)10(3,4)13-11(12-9)8-6-5-7-14-8/h5-7H,1-4H3
InChIKey FFZHICFAHSDFKZ-UHFFFAOYSA-N
SMILES O1C(C)(C)C(C)(C)OB1C1SC=CC=1
CAS DataBase Reference 193978-23-3(CAS DataBase Reference)
UNSPSC Code 12352106
NACRES NA.23

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319
Precautionary statements  P501-P270-P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313-P301+P312+P330
Hazard Codes  T
Risk Statements  36/37/38-25
Safety Statements  26-36/37/39-45
RIDADR  UN2811
WGK Germany  3
HS Code  2934999090
Storage Class 13 - Non Combustible Solids
NFPA 704
0
0 0

Thiophene-2-boronic acid pinacol ester price More Price(58)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 754722 Thiophene-2-boronic acid pinacol ester 98% (GC) 193978-23-3 1g $32.8 2023-06-20 Buy
Sigma-Aldrich 754722 Thiophene-2-boronic acid pinacol ester 98% (GC) 193978-23-3 5g $114 2023-06-20 Buy
TCI Chemical T2924 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene >98.0%(GC)(T) 193978-23-3 1g $18 2026-04-30 Buy
TCI Chemical T2924 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene >98.0%(GC)(T) 193978-23-3 5g $54 2026-04-30 Buy
AK Scientific AMTB522 2-Thiopheneboronic acid pinacol ester 98%(GC) 193978-23-3 1g $12 2026-06-04 Buy
Product number Packaging Price Buy
754722 1g $32.8 Buy
754722 5g $114 Buy
T2924 1g $18 Buy
T2924 5g $54 Buy
AMTB522 1g $12 Buy

Thiophene-2-boronic acid pinacol ester Chemical Properties, Uses, Production

Uses

Thiophene-2-boronic Acid Pinacol Ester acts as a reagent in the synthesis of bis-amide derivatives as CSF1R inhibitors.

Thiophene-2-boronic acid pinacol ester Preparation Products And Raw materials

Raw materials

Preparation Products

1,3,5-tri(thiophen-2-yl)benzene 4,7-Bis(thiophen-2-yl)benzo[c][1,2,5]thiadiazole 5-Trifluoromethylthiophene-2-boronic acid pinacol ester 2,6-di(thiophen-2-yl)aniline

Thiophene-2-boronic acid pinacol ester Suppliers

Global Suppliers ( 207)
Supplier Tel Email Country ProdList Advantage
Suzhou You Boron Photoelectric Material Co., Ltd. 15301358979 37303017@qq.com China 494 58
Tianjin Haimei Biotechnology Co., Ltd 18902002991 15822820311@163.com China 26 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18 China 18187 66
JinYan Chemicals(ShangHai) Co.,Ltd. 13817811078 sales@jingyan-chemical.com China 9963 60
Shanghai Sinch Parmaceuticals Tech. Co. Ltd. +86-21-54098501 sales@sinch.com.cn China 11592 64
Supplier Advantage
Suzhou You Boron Photoelectric Material Co., Ltd. 58
Tianjin Haimei Biotechnology Co., Ltd 58
J & K SCIENTIFIC LTD. 76
Alfa Aesar 84
TCI (Shanghai) Development Co., Ltd. 81
Energy Chemical 61
Wuhan Chemwish Technology Co., Ltd 56
Capot Chemical Co., Ltd 66
JinYan Chemicals(ShangHai) Co.,Ltd. 60
Shanghai Sinch Parmaceuticals Tech. Co. Ltd. 64

View Latest Price from Thiophene-2-boronic acid pinacol ester manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Thiophene-2-Boronic Acid Pinacol Ester pictures 2026-08-25 Thiophene-2-Boronic Acid Pinacol Ester
193978-23-3
 $3.00-9.00 99% ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
Thiophene-2-boronic acid pinacol ester pictures 2021-07-13 Thiophene-2-boronic acid pinacol ester
193978-23-3
 $10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd
Thiophene-2-boronic acid pinacol ester pictures 2021-07-10 Thiophene-2-boronic acid pinacol ester
193978-23-3
 $10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd

Thiophene-2-boronic acid pinacol ester Spectrum

Thiophene-2-boronic acid pinacol ester(193978-23-3)1HNMR

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THIOPHENE-2-BORONIC ACID, PINACOL ESTER 2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)THIOPHENE 4,4,5,5-Tetramethyl-2-(thien-2-yl)-1,3,2-dioxaborolane 4,4,5,5-tetramethyl-2-(thiophen-2-yl)-1,3,2-dioxaborolane 4,4,5,5-TetraMethyl-2-(2-thienyl)-1,3,2-dioxaborolane Thiophene-2-boronic acid pinacol ester 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene 2-(thiophene-2-yl)-4,4,5,5-tetraMethyl-[1,3,2]dioxaborolane Thiophene-2-boronic acid, pinacoL 1,3,2-Dioxaborolane, 4,4,5,5-tetramethyl-2-(2-thienyl)- CAS:193978-23-3 2-THIOPHENEBORONIC ACID PINACOL ESTER 193978-23-3 Boronic acids Boron, Nitrile, Thio,& TM-Cpds Heterocycles Materials Science New Products for Materials Research and Engineering Organic and Printed Electronics Synthetic Intermediates Synthetic Tools and Reagents Thiophene Monomers and Building Blocks