Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1-Ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 1-Ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
Price: ￥490.0/1g ￥210.0/250mg
Purity: 98.0%
Stocking Period: 2 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-Ethyl-1H-pyrazole-4-boronic acid pinacol ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

847818-70-6

847818-70-6 structure

847818-70-6 structure

Name: 1-Ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
Chemical Name: 1-Ethyl-1H-pyrazole-4-boronic acid pinacol ester
CAS Number: 847818-70-6
Molecular Formula: C₁₁H₁₉BN₂O₂
Molecular Weight: 222.092
Create Date: 2018-12-24 11:50:30
Modify Date: 2025-08-23 12:51:57

Name	1-Ethyl-1H-pyrazole-4-boronic acid pinacol ester
Synonyms	1H-Pyrazole, 1-ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- 1-ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole 1-Ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

Density	1.0±0.1 g/cm3
Boiling Point	322.6±15.0 °C at 760 mmHg
Melting Point	44-49°C
Molecular Formula	C₁₁H₁₉BN₂O₂
Molecular Weight	222.092
Flash Point	148.9±20.4 °C
Exact Mass	222.153961
PSA	36.28000
LogP	1.20220
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.504

Hazard Codes	Xi
HS Code	2934999090

269410-08-4 structure

269410-08-4

75-03-6 structure

75-03-6

~75%

847818-70-6 structure

847818-70-6

Literature: EP1798229 A1, ; Page/Page column 130 ;

73183-34-3 structure

73183-34-3

71229-85-1 structure

71229-85-1

~88%

847818-70-6 structure

847818-70-6

Literature: WO2013/53983 A1, ; Page/Page column 36 ;

1022151-21-8 structure

1022151-21-8

~97%

847818-70-6 structure

847818-70-6

Literature: WO2008/51808 A2, ; Page/Page column 117-118 ; WO 2008/051808 A2

269410-08-4 structure

269410-08-4

74-96-4 structure

74-96-4

~%

847818-70-6 structure

847818-70-6

Literature: WO2011/79804 A1, ; Page/Page column 41 ; WO 2011/079804 A1

71229-85-1 structure

71229-85-1

~%

847818-70-6 structure

847818-70-6

Literature: Journal of Heterocyclic Chemistry, , vol. 41, # 6 p. 931 - 939

Precursor 5
269410-08-4 75-03-6 73183-34-3 71229-85-1
74-96-4
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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