Welcome to chemicalbook!

010-86108875

18162-48-6 872-50-4 Methylene Chloride naphthalene THF Titanium Dioxide

Structure Search

RFQ

Try our best to find the right business for you.

Messages

Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

ChemicalBook >> CAS DataBase List >> Diphenylacetylene-4,4'-diboronic acid bis(pinacol) ester, 95%

Diphenylacetylene-4,4'-diboronic acid bis(pinacol) ester, 95%

$22 - $947
Product name: Diphenylacetylene-4,4'-diboronic acid bis(pinacol) ester, 95%
CAS: 849681-64-7
MF: C26H32B2O4
MW: 430.15
EINECS:
MDL Number:MFCD16294524
Synonyms:4,4,5,5-Tetramethyl-2-(4-{2-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl}phenyl)-1,3,2-dioxaborolane;1,2-Bis(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetylene;4,4′-(Acetylene-1,2-diyl)bis(phenylboronic acid pinacol ester);4,4,5,5-Tetramethyl-2-(4-{2-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl}phenyl)-1,3;4,4'-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)DIPHENYLACETYLENE;4,4,5,5-tetramethyl-2-[4-[2-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl]phenyl]-1,3,2-dioxaborolane;4,4,5,5-Tetramethyl-2-(4-{2-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl}phenyl)-1,3,2-;Bis[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]acetylene

Price37 Properties Safety Information Description

37 prices

Selected condition：

Brand

A2B
aablocks
AK Scientific
Apolloscientific
Arctom
Biosynth
Chemenu
Crysdot
Matrix Scientific
Sigma-Aldrich
Thermo Scientific Chemicals
TRC
Usbiological

Package

100mg
250.00mg
250mg
500mg
1g
1.00g
2g
5.00g
5g
10g

ManufacturerA2B
Product numberAH56030
Product description4,4,5,5-Tetramethyl-2-(4-{2-[4-(Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenyl]Ethynyl}Phenyl)-1,3,2-Dioxaborolane 95%
Packaging100mg
Price$22
Updated2026-05-25
Buy

ManufacturerA2B
Product numberAH56030
Product description4,4,5,5-Tetramethyl-2-(4-{2-[4-(Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenyl]Ethynyl}Phenyl)-1,3,2-Dioxaborolane 95%
Packaging250mg
Price$36
Updated2026-05-25
Buy

Manufactureraablocks
Product numberAA00G7FM
Product description4,4,5,5-Tetramethyl-2-(4-{2-[4-(Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenyl]Ethynyl}Phenyl)-1,3,2-Dioxaborolane 95+%
Packaging250mg
Price$40
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00G7FM
Product description4,4,5,5-Tetramethyl-2-(4-{2-[4-(Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenyl]Ethynyl}Phenyl)-1,3,2-Dioxaborolane 95+%
Packaging100mg
Price$24
Updated2026-05-28
Buy

ManufacturerAK Scientific
Product number3359CT
Product descriptionCID12187454
Packaging1g
Price$197
Updated2021-12-16
Buy

ManufacturerAK Scientific
Product numberAMTB202
Product descriptionBis-(4,4,5,5-Tetramethyl-2-(4-phenyl)-[1,3,2]dioxaborolane)acetylene 95%
Packaging5g
Price$488
Updated2026-06-04
Buy

ManufacturerAK Scientific
Product numberAMTB202
Product descriptionBis-(4,4,5,5-Tetramethyl-2-(4-phenyl)-[1,3,2]dioxaborolane)acetylene 95%
Packaging250mg
Price$49
Updated2026-06-04
Buy

ManufacturerAK Scientific
Product numberAMTB202
Product descriptionBis-(4,4,5,5-Tetramethyl-2-(4-phenyl)-[1,3,2]dioxaborolane)acetylene 95%
Packaging1g
Price$143
Updated2026-06-04
Buy

ManufacturerApolloscientific
Product numberOR303471
Product description4,4,5,5-Tetramethyl-2-(4-{2-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl}phenyl)-1,3,2-dioxaborolane 95+%
Packaging1g
Price$160
Updated2026-06-04
Buy

ManufacturerApolloscientific
Product numberOR303471
Product description4,4,5,5-Tetramethyl-2-(4-{2-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl}phenyl)-1,3,2-dioxaborolane 95+%
Packaging250mg
Price$62
Updated2026-06-04
Buy

ManufacturerApolloscientific
Product numberOR303471
Product description4,4,5,5-Tetramethyl-2-(4-{2-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl}phenyl)-1,3,2-dioxaborolane 95+%
Packaging100mg
Price$37
Updated2026-06-04
Buy

ManufacturerApolloscientific
Product numberOR303471
Product description4,4,5,5-Tetramethyl-2-(4-{2-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl}phenyl)-1,3,2-dioxaborolane 95+%
Packaging5g
Price$656
Updated2026-06-04
Buy

ManufacturerArctom
Product numberBD-A710411
Product description1,2-Bis(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethyne 95+%
Packaging5g
Price$434
Updated2026-05-26
Buy

ManufacturerArctom
Product numberBD-A710411
Product description1,2-Bis(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethyne 95+%
Packaging100mg
Price$25
Updated2026-05-26
Buy

ManufacturerArctom
Product numberBD-A710411
Product description1,2-Bis(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethyne 95+%
Packaging250mg
Price$41
Updated2026-05-26
Buy

ManufacturerArctom
Product numberBD-A710411
Product description1,2-Bis(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethyne 95+%
Packaging1g
Price$106
Updated2026-05-26
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
A2B	AH56030	4,4,5,5-Tetramethyl-2-(4-{2-[4-(Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenyl]Ethynyl}Phenyl)-1,3,2-Dioxaborolane 95%	100mg	$22	2026-05-25	Buy
A2B	AH56030	4,4,5,5-Tetramethyl-2-(4-{2-[4-(Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenyl]Ethynyl}Phenyl)-1,3,2-Dioxaborolane 95%	250mg	$36	2026-05-25	Buy
aablocks	AA00G7FM	4,4,5,5-Tetramethyl-2-(4-{2-[4-(Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenyl]Ethynyl}Phenyl)-1,3,2-Dioxaborolane 95+%	250mg	$40	2026-05-28	Buy
aablocks	AA00G7FM	4,4,5,5-Tetramethyl-2-(4-{2-[4-(Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenyl]Ethynyl}Phenyl)-1,3,2-Dioxaborolane 95+%	100mg	$24	2026-05-28	Buy
AK Scientific	3359CT	CID12187454	1g	$197	2021-12-16	Buy
AK Scientific	AMTB202	Bis-(4,4,5,5-Tetramethyl-2-(4-phenyl)-[1,3,2]dioxaborolane)acetylene 95%	5g	$488	2026-06-04	Buy
AK Scientific	AMTB202	Bis-(4,4,5,5-Tetramethyl-2-(4-phenyl)-[1,3,2]dioxaborolane)acetylene 95%	250mg	$49	2026-06-04	Buy
AK Scientific	AMTB202	Bis-(4,4,5,5-Tetramethyl-2-(4-phenyl)-[1,3,2]dioxaborolane)acetylene 95%	1g	$143	2026-06-04	Buy
Apolloscientific	OR303471	4,4,5,5-Tetramethyl-2-(4-{2-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl}phenyl)-1,3,2-dioxaborolane 95+%	1g	$160	2026-06-04	Buy
Apolloscientific	OR303471	4,4,5,5-Tetramethyl-2-(4-{2-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl}phenyl)-1,3,2-dioxaborolane 95+%	250mg	$62	2026-06-04	Buy
Apolloscientific	OR303471	4,4,5,5-Tetramethyl-2-(4-{2-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl}phenyl)-1,3,2-dioxaborolane 95+%	100mg	$37	2026-06-04	Buy
Apolloscientific	OR303471	4,4,5,5-Tetramethyl-2-(4-{2-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl}phenyl)-1,3,2-dioxaborolane 95+%	5g	$656	2026-06-04	Buy
Arctom	BD-A710411	1,2-Bis(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethyne 95+%	5g	$434	2026-05-26	Buy
Arctom	BD-A710411	1,2-Bis(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethyne 95+%	100mg	$25	2026-05-26	Buy
Arctom	BD-A710411	1,2-Bis(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethyne 95+%	250mg	$41	2026-05-26	Buy
Arctom	BD-A710411	1,2-Bis(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethyne 95+%	1g	$106	2026-05-26	Buy

Next Last

Properties

Melting point :275-280°C
Boiling point :536.4±35.0 °C(Predicted)
Density :1.09±0.1 g/cm3(Predicted)
form :solid
InChI :1S/C26H32B2O4/c1-23(2)24(3,4)30-27(29-23)21-15-11-19(12-16-21)9-10-20-13-17-22(18-14-20)28-31-25(5,6)26(7,8)32-28/h11-18H,1-8H3
InChIKey :QJTLCFKOLMALPJ-UHFFFAOYSA-N
SMILES :CC1(C)OB(OC1(C)C)c2ccc(cc2)C#Cc3ccc(cc3)B4OC(C)(C)C(C)(C)O4

Safety Information

Symbol(GHS):

Signal word:

Warning

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H315	Causes skin irritation	Skin corrosion/irritation	Category 2	Warning	P264, P280, P302+P352, P321,P332+P313, P362
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P
H335	May cause respiratory irritation	Specific target organ toxicity, single exposure;Respiratory tract irritation	Category 3	Warning

Precautionary statements:

P280	Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312	IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

Description

It is used as an active pharmaceutical intermediate.

More related product prices

4,4,5,5-tetramethyl-2-[1,1':4',1''-terphenyl]-3-yl-1,3,2-dioxaborolane

Suppliers and manufacturers

Alfa Aesar Sigma-Aldrich Amadis Chemical Company Limited Guangzhou Jhd Chemical Reagent Co., Ltd. Aikon International Limited Henan Lien Chemical Products Co., Ltd. Henan Pusai Chemical Products Co., Ltd. Neostar United (Changzhou) Industrial Co., Ltd. Meng Cheng Technology (Shanghai) Co., LTD Zhengzhou Alpha Chemical Co. LTD

HomePage | About Us | Member Companies | Advertising | Contact us | Previous WebSite | MSDS | CAS Index | CAS DataBase | Product Catalog | Links | Privacy | Terms | Product Manufacturers | New Products
All products displayed on this website are only for non-medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.
According to relevant laws and regulations and the regulations of this website, units or individuals who purchase hazardous materials should obtain valid qualifications and qualification conditions.

Diphenylacetylene-4,4'-diboronic acid bis(pinacol) ester, 95%

Properties

Safety Information

Description

Related product price

Suppliers and manufacturers