Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-ETHYNYL-4,4,5,5-TETRAMETHYL-[1,3,2]DIOXABOROLANE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

347389-74-6

347389-74-6 structure

347389-74-6 structure

Name: 2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Chemical Name: 2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
CAS Number: 347389-74-6
Molecular Formula: C₈H₁₃BO₂
Molecular Weight: 151.999
Catalog: Chemical reagent Organic reagent Borane
Create Date: 2018-12-27 17:37:30
Modify Date: 2025-08-25 13:44:44

Name	2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Synonyms	2-Ethynyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Ethynylboronic Acid Pinacol Ester 1,3,2-Dioxaborolane, 2-ethynyl-4,4,5,5-tetramethyl-

Density	0.9±0.1 g/cm3
Boiling Point	132.6±23.0 °C at 760 mmHg
Melting Point	25 °C
Molecular Formula	C₈H₁₃BO₂
Molecular Weight	151.999
Flash Point	34.0±22.6 °C
Exact Mass	152.100861
PSA	18.46000
LogP	1.25100
Vapour Pressure	10.8±0.2 mmHg at 25°C
Index of Refraction	1.427

RIDADR	UN 3272 3/PG III
Packaging Group	III

61676-62-8 structure

61676-62-8

70277-75-7 structure

70277-75-7

~%

347389-74-6 structure

347389-74-6

Literature: Kim, Mansuk; Lee, Daesung Organic Letters, 2005 , vol. 7, # 9 p. 1865 - 1868

Precursor 2
61676-62-8 70277-75-7
DownStream 8
480425-35-2 171364-80-0 653589-95-8 1010101-06-0
1010101-07-1 1002334-13-5 1002334-12-4 919197-88-9

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