5,5'-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-2,2'-BITHIOPHENE

Modify Date: 2025-08-22 23:45:13

5,5'-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-2,2'-BITHIOPHENE structure	Common Name	5,5'-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-2,2'-BITHIOPHENE
	CAS Number	239075-02-6	Molecular Weight	418.18600
	Density	1.17g/cm3	Boiling Point	530.458ºC at 760 mmHg
	Molecular Formula	C₂₀H₂₈B₂O₄S₂	Melting Point	208-212ºC
	MSDS	Chinese USA	Flash Point	274.612ºC

Name	4,4,5,5-tetramethyl-2-[5-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl]thiophen-2-yl]-1,3,2-dioxaborolane
Synonym	More Synonyms

Density	1.17g/cm3
Boiling Point	530.458ºC at 760 mmHg
Melting Point	208-212ºC
Molecular Formula	C₂₀H₂₈B₂O₄S₂
Molecular Weight	418.18600
Flash Point	274.612ºC
Exact Mass	418.16200
PSA	93.40000
LogP	4.07500
Vapour Pressure	0mmHg at 25°C
Index of Refraction	1.546

MSDS(Chinese)

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
RIDADR	NONH for all modes of transport
HS Code	2934999090

Pinacol

CAS#:76-09-5

2,2'-Bithiophene

CAS#:492-97-7

~84%

5,5'-BIS(4,4,5,...

CAS#:239075-02-6

Literature: THE UNIVERSITY OF MANCHESTER; INGLESON, Michael James Patent: WO2012/25760 A1, 2012 ; Location in patent: Page/Page column 49-50 ;

Isopropoxyboron...

CAS#:61676-62-8

2,2'-Bithiophene

CAS#:492-97-7

~69%

5,5'-BIS(4,4,5,...

CAS#:239075-02-6

Literature: Li, Yaowen; Li, Zaifang; Wang, Chunyu; Li, Hui; Lu, Hongguang; Xu, Bin; Tian, Wenjing Journal of Polymer Science, Part A: Polymer Chemistry, 2010 , vol. 48, # 13 p. 2765 - 2776

Pinacol

CAS#:76-09-5

2,2'-Bithiophene

CAS#:492-97-7

~0%

5-(4,4,5,5-Tetr...

CAS#:479719-88-5

5,5'-BIS(4,4,5,...

CAS#:239075-02-6

Literature: Journal of Organic Chemistry, , vol. 67, # 25 p. 8877 - 8884

Pinacol

CAS#:76-09-5

2,2'-Bithiophene

CAS#:492-97-7

Boron trichloride

CAS#:10294-34-5

~85%

5,5'-BIS(4,4,5,...

CAS#:239075-02-6

Literature: Del Grosso, Alessandro; Helm, Matthew D.; Solomon, Sophia A.; Caras-Quintero, Dolores; Ingleson, Michael J. Chemical Communications, 2011 , vol. 47, # 46 p. 12459 - 12461

2,2'-Bithiophene

CAS#:492-97-7

5,5'-BIS(4,4,5,...

CAS#:239075-02-6

Literature: Chemical Communications, , vol. 47, # 46 p. 12459 - 12461

Pinacol

CAS#:76-09-5

N/A

CAS#:1412912-74-3

5,5'-BIS(4,4,5,...

CAS#:239075-02-6

Literature: Del Grosso, Alessandro; Helm, Matthew D.; Solomon, Sophia A.; Caras-Quintero, Dolores; Ingleson, Michael J. Chemical Communications, 2011 , vol. 47, # 46 p. 12459 - 12461

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

2,2'-[2,2']-bithiophenyl-5,5'-ylbis(4,4,5,5-tetramethyl)[1,3,2]dioxaborolane

MFCD06798112

5,5'-di(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiophene

2,2'-Bithiophene-5,5'-diboronic Acid Bis(pinacol) Ester

2,5'-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)bithiophene

2,2'-BIS(DICYCLOHEXYLPHOSPHINO)-1,1'-BINAPHTHYL

5,5'-Bis(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiophene

2,2'-Bithiophene-5,5'-diboronic acid pinacol ester

2,5-bis(4,4,5,5-tetramethyl[1,3,2]dioxaborolan-2-yl)-2,2-bithiophene

2,2'-bithiophene-5,5'-diboronic acid bis(pinacolyl) ester

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 5,5'-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-2,2'-BITHIOPHENE
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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

Get all suppliers and price by the below link:

5,5'-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-2,2'-BITHIOPHENE suppliers

Price: ￥2580.5/10g

Reference only. check more 5,5'-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-2,2'-BITHIOPHENE price

5,5'-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-2,2'-BITHIOPHENE

Names

Chemical & Physical Properties

MSDS

Safety Information

Synthetic Route

Customs

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.