5-Carboxylthiophene-2-boronic acid pinacol ester

Modify Date: 2025-08-25 20:41:44

5-Carboxylthiophene-2-boronic acid pinacol ester structure	Common Name	5-Carboxylthiophene-2-boronic acid pinacol ester
	CAS Number	779335-05-6	Molecular Weight	254.11000
	Density	1.235 g/cm3	Boiling Point	403.444ºC at 760 mmHg
	Molecular Formula	C₁₁H₁₅BO₄S	Melting Point	176-181°C
	MSDS	N/A	Flash Point	N/A

Name	5-Carboxylthiophene-2-Boronic Acid Pinacol Ester
Synonym	More Synonyms

Density	1.235 g/cm3
Boiling Point	403.444ºC at 760 mmHg
Melting Point	176-181°C
Molecular Formula	C₁₁H₁₅BO₄S
Molecular Weight	254.11000
Exact Mass	254.07800
PSA	84.00000
LogP	1.74550

MSDS(Chinese)

Hazard Codes	Xi
HS Code	2934999090

Thiophene-2-car...

CAS#:527-72-0

Isopropoxyboron...

CAS#:61676-62-8

~75%

5-Carboxylthiop...

CAS#:779335-05-6

Literature: Palama, Ilaria; Di Maria, Francesca; Viola, Ilenia; Fabiano, Eduardo; Gigli, Giuseppe; Bettini, Cristian; Barbarella, Giovanna Journal of the American Chemical Society, 2011 , vol. 133, # 44 p. 17777 - 17785

Precursor 2
CAS#:527-72-0 Thiophene-2-car... CAS#:61676-62-8 Isopropoxyboron...
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%

5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carboxylic acid

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 5-Carboxylthiophene-2-boronic acid pinacol ester
Price: Check
Purity: 95.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)THIOPHENE-2-CARBOXYLIC ACID
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 5-Carboxylthiophene-2-boronic acid pinacol ester
Price: ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/25g ￥Inquiry/5g
Purity: 95.0%
Delivery: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

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5-Carboxylthiophene-2-boronic acid pinacol ester

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