Shanghai Nianxing Industrial Co., Ltd
China
Product Name: (E)-2-(But-2-en-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4,4,5,5-Tetramethyl-2-[(1E)-1-Methyl-1-propen-1-yl]-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

91890-02-7

91890-02-7 structure

91890-02-7 structure

Name: 4,4,5,5-Tetramethyl-2-[(1E)-1-methyl-1-propen-1-yl]-1,3,2-dioxaborolane
Chemical Name: 2-[(E)-but-2-en-2-yl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
CAS Number: 91890-02-7
Molecular Formula: C₁₀H₁₉BO₂
Molecular Weight: 182.068
Create Date: 2017-07-25 00:33:24
Modify Date: 2025-09-13 11:27:49

Names
Properties

Name	2-[(E)-but-2-en-2-yl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Synonyms	1,3,2-Dioxaborolane,4,4,5,5-tetramethyl-2-[(1E)-1-methyl-1-propen-1-yl] 1,3,2-Dioxaborolane, 4,4,5,5-tetramethyl-2-[(1E)-1-methyl-1-propen-1-yl]- 2-[(2E)-2-Buten-2-yl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 4,4,5,5-tetramethyl-2-[(1E)-1-methyl-1-propenyl]-1,3,2-dioxaborolane D-1351 4,4,5,5-tetramethyl-2-[(E)-1-methyl-prop-1-enyl]-[1,3,2]dioxaborolane

Density	0.9±0.1 g/cm3
Boiling Point	179.2±23.0 °C at 760 mmHg
Molecular Formula	C₁₀H₁₉BO₂
Molecular Weight	182.068
Flash Point	62.2±22.6 °C
Exact Mass	182.147812
PSA	18.46000
LogP	2.58400
Vapour Pressure	1.3±0.3 mmHg at 25°C
Index of Refraction	1.433

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