Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4,4,5,5-TETRAMETHYL-2-(4-((TETRAHYDRO-2H-PYRAN-2-YL)OXY)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-((TETRAHYDRO-2H-PYRAN-2-YL)OXY)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

889865-38-7

889865-38-7 structure

889865-38-7 structure

Name: 4,4,5,5-TETRAMETHYL-2-(4-((TETRAHYDRO-2H-PYRAN-2-YL)OXY)PHENYL)-1,3,2-DIOXABOROLANE
Chemical Name: 4,4,5,5-tetramethyl-2-[4-(oxan-2-yloxy)phenyl]-1,3,2-dioxaborolane
CAS Number: 889865-38-7
Molecular Formula: C₁₇H₂₅BO₄
Molecular Weight: 304.189
Create Date: 2019-01-01 18:50:09
Modify Date: 2025-08-28 17:55:59

Name	4,4,5,5-tetramethyl-2-[4-(oxan-2-yloxy)phenyl]-1,3,2-dioxaborolane
Synonyms	4-(tetrahydro-2H-pyran-2-yloxy)-phenylboronic acid pinacol ester 4-(4,4,5,5-tetramethyl-1,3,2-dioxoborolan-2-yl)-1-(2-tetrahydropyranyloxy)benzene 2H-Pyran, tetrahydro-2-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy]- 4,4,5,5-Tetramethyl-2-(4-((tetrahydro-2H-pyran-2-yl)oxy)phenyl)-1,3,2-dioxaborolane 2-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy]tetrahydro-2H-pyran

Density	1.1±0.1 g/cm3
Boiling Point	418.7±40.0 °C at 760 mmHg
Melting Point	59 °C
Molecular Formula	C₁₇H₂₅BO₄
Molecular Weight	304.189
Flash Point	207.0±27.3 °C
Exact Mass	304.184601
PSA	36.92000
LogP	2.89120
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.511
Storage condition	2-8°C

Hazard Codes	Xi
HS Code	2934999090

4203-50-3 structure

4203-50-3

73183-34-3 structure

73183-34-3

~77%

889865-38-7 structure

889865-38-7

Literature: BANYU PHARMACEUTICAL CO., LTD. Patent: WO2006/59778 A1, 2006 ; Location in patent: Page/Page column 55 ; WO 2006/059778 A1

Precursor 2
4203-50-3 73183-34-3
DownStream 3
35354-74-6 71022-86-1 68592-19-8

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

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.