Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4,4,5,5-TETRAMETHYL-2-(4-(METHYLSULFONYL)PHENYL)-1,3,2-DIOXABOROLANE
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4,4,5,5-TETRAMETHYL-2-(4-(METHYLSULFONYL)PHENYL)-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

603143-27-7

603143-27-7 structure

603143-27-7 structure

Name: 4,4,5,5-TETRAMETHYL-2-(4-(METHYLSULFONYL)PHENYL)-1,3,2-DIOXABOROLANE
Chemical Name: 4,4,5,5-tetramethyl-2-(4-methylsulfonylphenyl)-1,3,2-dioxaborolane
CAS Number: 603143-27-7
Molecular Formula: C₁₃H₁₉BO₄S
Molecular Weight: 282.164
Create Date: 2018-09-22 18:00:17
Modify Date: 2025-08-20 21:07:32

Name	4,4,5,5-tetramethyl-2-(4-methylsulfonylphenyl)-1,3,2-dioxaborolane
Synonyms	4,4,5,5-Tetramethyl-2-[4-(methylsulfonyl)phenyl]-1,3,2-dioxaborolane 1,3,2-Dioxaborolane, 4,4,5,5-tetramethyl-2-[4-(methylsulfonyl)phenyl]- 4-Methylsulfonylphenylboronic acid pinacol ester

Density	1.2±0.1 g/cm3
Boiling Point	421.1±37.0 °C at 760 mmHg
Melting Point	162-163ºC
Molecular Formula	C₁₃H₁₉BO₄S
Molecular Weight	282.164
Flash Point	208.5±26.5 °C
Exact Mass	282.109711
PSA	60.98000
LogP	2.47010
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.518

HS Code	2934999090

98-57-7 structure

98-57-7

73183-34-3 structure

73183-34-3

~91%

603143-27-7 structure

603143-27-7

Literature: Li, Pengbin; Fu, Chunling; Ma, Shengming Organic and Biomolecular Chemistry, 2014 , vol. 12, # 22 p. 3604 - 3610

Precursor 2
98-57-7 73183-34-3
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%

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