Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4-(4-Ethylpiperazin-1-yl)phenylboronic acid pinacol ester
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 4-(4-Ethylpiperazin-1-yl)phenylboronic acid pinacol ester
Price: ￥4466.0/5g ￥366.0/100mg ￥1496.0/1g ￥586.0/250mg
Purity: 95.0%
Stocking Period: 1 Day
Contact: Liu jia
Email: 2130147988@qq.com

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

656257-45-3

656257-45-3 structure

656257-45-3 structure

Name: 4-(4-Ethylpiperazin-1-yl)phenylboronic acid pinacol ester
Chemical Name: 1-ethyl-4-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]piperazine
CAS Number: 656257-45-3
Molecular Formula: C₁₈H₂₉BN₂O₂
Molecular Weight: 316.246
Create Date: 2018-12-21 17:13:37
Modify Date: 2025-08-22 07:14:37

Name	1-ethyl-4-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]piperazine
Synonyms	w7683 1-ethyl-4-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]piperazine Piperazine, 1-ethyl-4-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-

Density	1.1±0.1 g/cm3
Boiling Point	432.6±40.0 °C at 760 mmHg
Molecular Formula	C₁₈H₂₉BN₂O₂
Molecular Weight	316.246
Flash Point	215.4±27.3 °C
Exact Mass	316.232208
PSA	24.94000
LogP	2.13060
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.539

HS Code	2934999090

25015-63-8 structure

25015-63-8

656257-43-1 structure

656257-43-1

~57%

656257-45-3 structure

656257-45-3

Literature: SMITHKLINE BEECHAM CORPORATION Patent: WO2004/13135 A1, 2004 ; Location in patent: Page 49 ; WO 2004/013135 A1

Precursor 2
25015-63-8 656257-43-1
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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