Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-Methylthiophene-3-boronic acid pinacol ester
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4,4,5,5-TETRAMETHYL-2-(2-METHYL-3-THIENYL)-1,3,2-DIOXABOROLANE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 2-Methylthiophene-3-boronic acid pinacol ester
Price: ￥Inquiry/100mg ￥Inquiry/10g ￥Inquiry/1g ￥Inquiry/250mg
Purity: 95.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

910553-12-7

910553-12-7 structure

910553-12-7 structure

Name: 2-Methylthiophene-3-boronic acid pinacol ester
Chemical Name: 4,4,5,5-tetramethyl-2-(2-methylthiophen-3-yl)-1,3,2-dioxaborolane
CAS Number: 910553-12-7
Molecular Formula: C₁₁H₁₇BO₂S
Molecular Weight: 224.12700
Create Date: 2018-12-28 20:31:42
Modify Date: 2025-08-25 18:49:17

Name	4,4,5,5-tetramethyl-2-(2-methylthiophen-3-yl)-1,3,2-dioxaborolane
Synonyms	QC-6042 2-Methylthiophene-3-boronic acid pinacol ester

Density	1.06g/cm3
Boiling Point	303.9ºC at 760 mmHg
Molecular Formula	C₁₁H₁₇BO₂S
Molecular Weight	224.12700
Flash Point	137.6ºC
Exact Mass	224.10400
PSA	46.70000
LogP	2.35570

Hazard Codes	Xi
HS Code	2934999090

30319-05-2 structure

30319-05-2

73183-34-3 structure

73183-34-3

~38%

910553-12-7 structure

910553-12-7

Literature: ELI LILLY AND COMPANY Patent: WO2006/102194 A1, 2006 ; Location in patent: Page/Page column 89-90 ; WO 2006/102194 A1

Precursor 2
30319-05-2 73183-34-3
DownStream 0

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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