ChemicalBook > CAS DataBase List > 2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

Product Name
2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane
CAS No.
347389-74-6
Chemical Name
2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane
Synonyms
Ethynylboronic acid pinacol ester;2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborlane;2-Ethynyl-4,4,5,5-tertamethyl-1,3,2-dioxaborolane;2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane;1,3,2-Dioxaborolane, 2-ethynyl-4,4,5,5-tetramethyl-;2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane >2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane AldrichCPR
CBNumber
CB72499267
Molecular Formula
C8H13BO2
Formula Weight
152
MOL File
347389-74-6.mol
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2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane Property

Boiling point:
133℃
Density 
0.93
refractive index 
1.4300 to 1.4340
Flash point:
34℃
storage temp. 
under inert gas (nitrogen or Argon) at 2-8°C
solubility 
Acetonitrile (Slightly), Chloroform (Sparingly)
form 
Solid
color 
Colourless to Off-White
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Safety

RIDADR 
UN 3272 3/PG III
WGK Germany 
3
HazardClass 
3
PackingGroup 
III
HS Code 
2931900090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H317May cause an allergic skin reaction

Precautionary statements

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
CBR01796
Product name
2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Purity
AldrichCPR
Packaging
1g
Price
$305
Updated
2024/03/01
TCI Chemical
Product number
E1074
Product name
2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Purity
>95.0%(GC)
Packaging
200mg
Price
$81
Updated
2024/03/01
TCI Chemical
Product number
E1074
Product name
2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Purity
>95.0%(GC)
Packaging
1g
Price
$240
Updated
2024/03/01
TRC
Product number
B125025
Product name
2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Packaging
5mg
Price
$60
Updated
2021/12/16
TRC
Product number
B125025
Product name
2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Packaging
25mg
Price
$75
Updated
2021/12/16

2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane Preparation Products And Raw materials

Raw materials

Preparation Products

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2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane Suppliers

Shanghai Toplab Chemical Co., Ltd.
Tel
021-31137757-00; 18121466954
Fax
021-64902762
Country
China
ProdList
171
Advantage
55
PharmaBlock Sciences (Nanjing),Inc.
Tel
025-86918202 4000255188
Fax
86-025-86918232
Email
sales@pharmablock.com
Country
China
ProdList
4986
Advantage
55
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24529
Advantage
81
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44688
Advantage
61
Tetranov Biopharm
Tel
13526569071
Email
sales@leadmedpharm.com
Country
China
ProdList
7906
Advantage
64
Accela ChemBio Co.,Ltd.
Tel
021-50795510 4000665055
Fax
021-50795055
Email
sales@accelachem.com
Country
China
ProdList
11655
Advantage
64
Shandong Xiya Chemical Co., Ltd
Tel
4009903999 13355009207
Fax
0539-6365991
Email
3007715519@qq.com
Country
China
ProdList
18738
Advantage
57
Shanghai Sunway Pharmaceutical Technology Co., Ltd
Tel
021-51613915-820 13611835272
Fax
021 51613951
Email
mmwang@sunwaypharm.cn
Country
China
ProdList
9734
Advantage
57
Shanghai Topbiochem Technology Co., Ltd
Tel
021-58170097
Email
info@topbiochem.com
Country
China
ProdList
9458
Advantage
58
TOKYO CHEMICAL INDUSTRY CO., LTD.
Tel
03-36680489
Fax
03-3668-0520
Email
Sales-JP@TCIchemicals.com
Country
Japan
ProdList
28387
Advantage
80
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View Lastest Price from 2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane manufacturers

Career Henan Chemical Co
Product
2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane 347389-74-6
Price
US $1.00/KG
Min. Order
1KG
Purity
98%
Supply Ability
200kgs
Release date
2020-01-09

347389-74-6, 2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolaneRelated Search:


  • 2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane
  • Ethynylboronic acid pinacol ester
  • 2-Ethynyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborlane
  • 2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane AldrichCPR
  • 1,3,2-Dioxaborolane, 2-ethynyl-4,4,5,5-tetramethyl-
  • 2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane &gt
  • 2-Ethynyl-4,4,5,5-tertamethyl-1,3,2-dioxaborolane
  • 347389-74-6
  • C8H13BO2
  • organoboron