Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: (E)-4,4,5,5-TETRAMETHYL-2-(2-(THIOPHEN-3-YL)VINYL)-1,3,2-DIOXABOROLANE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

736987-75-0

736987-75-0 structure

736987-75-0 structure

Name: (E)-4,4,5,5-TETRAMETHYL-2-(2-(THIOPHEN-3-YL)VINYL)-1,3,2-DIOXABOROLANE
Chemical Name: 4,4,5,5-tetramethyl-2-[(E)-2-thiophen-3-ylethenyl]-1,3,2-dioxaborolane
CAS Number: 736987-75-0
Molecular Formula: C₁₂H₁₇BO₂S
Molecular Weight: 236.13800
Create Date: 2018-12-10 20:15:46
Modify Date: 2024-01-21 14:59:43

Name	4,4,5,5-tetramethyl-2-[(E)-2-thiophen-3-ylethenyl]-1,3,2-dioxaborolane
Synonyms	4,4,5,5-tetramethyl-2-[(E)-2-thiophen-3-ylvinyl]-1,3,2-dioxaborolane (E)-4,4,5,5-tetramethyl-2-(2-(thiophen-3-yl)vinyl)-1,3,2-dioxaborolane 4,4,5,5-Tetramethyl-2-[(1E)-2-(3-thienyl)ethenyl]-1,3,2-dioxaborolane E-2-(Thiophen-3-yl)vinylboronic acid pinacol ester trans-2-(Thiophen-3-yl)vinylboronic acid pinacol ester

Density	1.073 g/mL at 25ºC
Boiling Point	106-108ºC/0.2 mmHg
Molecular Formula	C₁₂H₁₇BO₂S
Molecular Weight	236.13800
Exact Mass	236.10400
PSA	46.70000
LogP	3.39270
Index of Refraction	n20/D 1.5376

HS Code	2934999090

67237-53-0 structure

67237-53-0

73183-34-3 structure

73183-34-3

~78%

736987-75-0 structure

736987-75-0

Literature: Zhao, Jie; Niu, Zhiqiang; Fu, Hua; Li, Yadong Chemical Communications, 2014 , vol. 50, # 16 p. 2058 - 2060

67237-53-0 structure

67237-53-0

25015-63-8 structure

25015-63-8

~99%

736987-75-0 structure

736987-75-0

Literature: Haberberger, Michael; Enthaler, Stephan Chemistry - An Asian Journal, 2013 , vol. 8, # 1 p. 50 - 54

Precursor 3
67237-53-0 73183-34-3 25015-63-8
DownStream 0

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%