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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-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)THIOPHENE;CAS:193978-23-3;Thiophene-2-boronic acid, pinacoL;2-THIOPHENEBORONIC ACID PINACOL ESTER;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
Last updated:2026-01-13 11:22:44
Product description Number Pack Size Price
Thiophene-2-boronic acid pinacol ester 98% (GC) 754722 1g $32.8
Thiophene-2-boronic acid pinacol ester 98% (GC) 754722 5g $114
2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene >98.0%(GC)(T) T2924 1g $21
2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene >98.0%(GC)(T) T2924 5g $64
Thiophene-2-boronic acid pinacol ester T368075 1g $45
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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)  GHS hazard pictograms
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(36)

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 $21 2025-07-31 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 $64 2025-07-31 Buy
TRC T368075 Thiophene-2-boronic acid pinacol ester 193978-23-3 1g $45 2021-12-16 Buy
Product number Packaging Price Buy
754722 1g $32.8 Buy
754722 5g $114 Buy
T2924 1g $21 Buy
T2924 5g $64 Buy
T368075 1g $45 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( 203)Suppliers
Supplier Tel Email Country ProdList Advantage
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD 		+86-13017695106 +86-13676922317 jiuyitime@fdachem.com China 16513 58
Capot Chemical Co.,Ltd. 		+86-（0）57185586718; +8613336195806 sales@capot.com China 29735 60
ATK CHEMICAL COMPANY LIMITED 		+undefined-21-51877795 ivan@atkchemical.com China 33024 60
career henan chemical co 		+86-0371-86658258 +8613203830695 sales@coreychem.com China 29831 58
Alchem Pharmtech,Inc. 		8485655694 sales@alchempharmtech.com United States 63687 58
Wuhan Chemwish Technology Co., Ltd 		027-67849912 sales@chemwish.com CHINA 10821 58
CONIER CHEM AND PHARMA LIMITED 		+8618523575427 sales@conier.com China 49977 58
Antai Fine Chemical Technology Co.,Limited 		18503026267 info@antaichem.com CHINA 9636 58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd 		+8613580539051 joe@yuhengpharm.com CHINA 21142 58
Neostar United (Changzhou) Industrial Co., Ltd. 		+86-0519-85551759 +8613506123987 marketing1@neostarunited.com China 8830 58
Supplier Advantage
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD 		58
Capot Chemical Co.,Ltd. 		60
ATK CHEMICAL COMPANY LIMITED 		60
career henan chemical co 		58
Alchem Pharmtech,Inc. 		58
Wuhan Chemwish Technology Co., Ltd 		58
CONIER CHEM AND PHARMA LIMITED 		58
Antai Fine Chemical Technology Co.,Limited 		58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd 		58
Neostar United (Changzhou) Industrial Co., Ltd. 		58

View Lastest 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 2025-10-13 Thiophene-2-Boronic Acid Pinacol Ester
193978-23-3
 US $3.00-9.00 / KG 0.1KG 99% g-kg-tons, free sample is available 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
 US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton 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
 US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton 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-THIOPHENEBORONIC 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 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