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ChemicalBook >> CAS DataBase List >> Ethyne-1,2-diyldiboronic acid dipinacol ester

Ethyne-1,2-diyldiboronic acid dipinacol ester

$57 - $1412
Product name: Ethyne-1,2-diyldiboronic acid dipinacol ester
CAS: 1010840-17-1
MF: C14H24B2O4
MW: 277.96
EINECS:
MDL Number:MFCD22666429
Synonyms:Acetylene-1,2-diyl bis(boronic acid pinacol ester);Ethyne-1,2-diyl bis(boronic acid pinacol ester);Ethyne-1,2-diyldiboronic acid dipinacol ester;1,2-bis(4',4',5',5'-tetramethyl[1',3',2']dioxaborolan-2'-yl)acetylene;1,2-Ethynediboronic acid Bis(pinacol) Ester;1,3,2-Dioxaborolane, 2,2'-(1,2-ethynediyl)bis[4,4,5,5-tetramethyl-;*Terbufos Impurity 7 (Phorate Sulfoxide);1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne

Price20 Properties Safety Information Description

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aablocks
ACHEMBLOCK
Alichem
Apolloscientific
Chemenu
Chem-Impex
Crysdot
SynQuest Laboratories
TCI Chemical

Package

100mg
250mg
500mg
1g
5G

Manufactureraablocks
Product numberAA0003N2
Product description1,2-Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Ethyne 98%
Packaging100mg
Price$57
Updated2026-05-25
Buy

Manufactureraablocks
Product numberAA0003N2
Product description1,2-Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Ethyne 98%
Packaging250mg
Price$107
Updated2026-05-25
Buy

Manufactureraablocks
Product numberAA0003N2
Product description1,2-Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Ethyne ≥98%
Packaging500mg
Price$156
Updated2026-05-25
Buy

Manufactureraablocks
Product numberAA0003N2
Product description1,2-Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Ethyne ≥98%(GC)
Packaging1g
Price$199
Updated2026-05-25
Buy

ManufacturerACHEMBLOCK
Product numberX190886
Product description1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95.00%
Packaging1G
Price$230
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberX190886
Product description1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95.00%
Packaging5G
Price$920
Updated2026-05-27
Buy

ManufacturerAlichem
Product number1010840171
Product description1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne
Packaging1g
Price$623.17
Updated2021-12-16
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ManufacturerApolloscientific
Product numberOR470909
Product description1,2-Ethynediboronic acid Bis(pinacol) Ester
Packaging1g
Price$1191
Updated2021-12-16
Buy

ManufacturerChemenu
Product numberCM204215
Product description1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95%
Packaging250mg
Price$328
Updated2026-05-26
Buy

ManufacturerChemenu
Product numberCM204215
Product description1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95%
Packaging250mg
Price$328
Updated2026-05-20
Buy

ManufacturerChemenu
Product numberCM204215
Product description1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95%
Packaging100mg
Price$219
Updated2026-05-26
Buy

ManufacturerChemenu
Product numberCM204215
Product description1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95%
Packaging100mg
Price$219
Updated2026-05-20
Buy

ManufacturerChemenu
Product numberCM204215
Product description1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95%
Packaging1g
Price$818
Updated2026-05-20
Buy

ManufacturerChemenu
Product numberCM204215
Product description1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95%
Packaging1g
Price$818
Updated2026-05-26
Buy

ManufacturerChem-Impex
Product number39900
Product description1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne ≥98%(GC)
Packaging1G
Price$178.97
Updated2026-05-19
Buy

ManufacturerChem-Impex
Product number39900
Product description1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne,≥98%(GC) ≥98%(GC)
Packaging1G
Price$149.09
Updated2021-12-16
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA0003N2	1,2-Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Ethyne 98%	100mg	$57	2026-05-25	Buy
aablocks	AA0003N2	1,2-Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Ethyne 98%	250mg	$107	2026-05-25	Buy
aablocks	AA0003N2	1,2-Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Ethyne ≥98%	500mg	$156	2026-05-25	Buy
aablocks	AA0003N2	1,2-Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Ethyne ≥98%(GC)	1g	$199	2026-05-25	Buy
ACHEMBLOCK	X190886	1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95.00%	1G	$230	2026-05-27	Buy
ACHEMBLOCK	X190886	1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95.00%	5G	$920	2026-05-27	Buy
Alichem	1010840171	1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne	1g	$623.17	2021-12-16	Buy
Apolloscientific	OR470909	1,2-Ethynediboronic acid Bis(pinacol) Ester	1g	$1191	2021-12-16	Buy
Chemenu	CM204215	1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95%	250mg	$328	2026-05-26	Buy
Chemenu	CM204215	1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95%	250mg	$328	2026-05-20	Buy
Chemenu	CM204215	1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95%	100mg	$219	2026-05-26	Buy
Chemenu	CM204215	1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95%	100mg	$219	2026-05-20	Buy
Chemenu	CM204215	1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95%	1g	$818	2026-05-20	Buy
Chemenu	CM204215	1,2-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne 95%	1g	$818	2026-05-26	Buy
Chem-Impex	39900	1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne ≥98%(GC)	1G	$178.97	2026-05-19	Buy
Chem-Impex	39900	1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne,≥98%(GC) ≥98%(GC)	1G	$149.09	2021-12-16	Buy

Next Last

Properties

Melting point :269°C
Boiling point :257.5±23.0 °C(Predicted)
Density :1.00±0.1 g/cm3(Predicted)
storage temp. :2-8°C
form :powder to crystal
color :White to Almost white
InChI :1S/C14H24B2O4/c1-11(2)12(3,4)18-15(17-11)9-10-16-19-13(5,6)14(7,8)20-16/h1-8H3
InChIKey :FABDBLONUBCKBB-UHFFFAOYSA-N
SMILES :CC1(C)OB(OC1(C)C)C#CB2OC(C)(C)C(C)(C)O2

Safety Information

Symbol(GHS):

Signal word:

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	Pictogram	P-Codes

Precautionary statements:

Description

Reactant for the preparation of:

Poly(p-phenyleneethynylene)s (PPEs), which are used in constructing organic light-emitting diodes (OLEDs), field-effect transistors (FETs) and several other materials used in electronic devices

Suppliers and manufacturers

Alfa Chemistry

HANGZHOU LEAP CHEM CO., LTD.

Jilin Chinese Academy of Sciences-yanshen Technology

Aladdin Scientific

Amadis Chemical Company Limited TOKYO CHEMICAL INDUSTRY CO., LTD. TCI Europe TCI AMERICA Shanghai Aladdin Bio-Chem Technology Co.,LTD Shanghai Xingui Biotechnology Co., Ltd.

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Ethyne-1,2-diyldiboronic acid dipinacol ester

Properties

Safety Information

Description

Suppliers and manufacturers