Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 3,5-dimethylpyrazole-4-boronic acid, pinacol ester
Price: ￥438.0/1g ￥188.0/250mg
Purity: 98.0%
Stocking Period: 2 Day
Contact: Liu jia

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

857530-80-4

857530-80-4 structure

857530-80-4 structure

Name: 3,5-dimethylpyrazole-4-boronic acid, pinacol ester
Chemical Name: 3,5-Dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
CAS Number: 857530-80-4
Molecular Formula: C₁₁H₁₉BN₂O₂
Molecular Weight: 222.092
Catalog: Chemical reagent Organic reagent Boric acid
Create Date: 2018-12-26 17:17:46
Modify Date: 2024-02-25 20:26:12

Name	3,5-Dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
Synonyms	3,5-Dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 1H-Pyrazole, 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-

Density	1.1±0.1 g/cm3
Boiling Point	364.5±42.0 °C at 760 mmHg
Melting Point	163-168ºC(lit.)
Molecular Formula	C₁₁H₁₉BN₂O₂
Molecular Weight	222.092
Flash Point	174.3±27.9 °C
Exact Mass	222.153961
PSA	47.14000
LogP	1.32570
Vapour Pressure	0.0±0.8 mmHg at 25°C
Index of Refraction	1.488
Storage condition	2-8°C

Hazard Codes	Xi: Irritant;
Risk Phrases	R36/38
Safety Phrases	26
WGK Germany	3
HS Code	2934999090

67-51-6 structure

67-51-6

73183-34-3 structure

73183-34-3

~59%

857530-80-4 structure

857530-80-4

Literature: Larsen, Matthew A.; Hartwig, John F. Journal of the American Chemical Society, 2014 , vol. 136, # 11 p. 4287 - 4299

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