2-(4-Cyclohexylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
- Product Name
- 2-(4-Cyclohexylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
- CAS No.
- 820223-94-7
- Chemical Name
- 2-(4-Cyclohexylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
- Synonyms
- 4-Cyclohexylphenylboronic acid, pinacol ester;2-(4-Cyclohexylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;1,3,2-Dioxaborolane, 2-(4-cyclohexylphenyl)-4,4,5,5-tetramet...;1,3,2-Dioxaborolane, 2-(4-cyclohexylphenyl)-4,4,5,5-tetramethyl-
- CBNumber
- CB62513425
- Molecular Formula
- C18H27BO2
- Formula Weight
- 286.22
- MOL File
- 820223-94-7.mol
2-(4-Cyclohexylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Property
- Boiling point:
- 387.1±21.0 °C(Predicted)
- Density
- 1.00±0.1 g/cm3(Predicted)
- storage temp.
- Inert atmosphere,2-8°C
Safety
- HS Code
- 2931900090
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H317May cause an allergic skin reaction
H319Causes serious eye irritation
- Precautionary statements
-
P280Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- C991785
- Product name
- 4-Cyclohexylphenylboronicacid,pinacolester
- Packaging
- 500mg
- Price
- $70
- Updated
- 2021/12/16
- Product number
- X2274
- Product name
- 4-Cyclohexylphenylboronicacidpinacolester
- Packaging
- 1g
- Price
- $81
- Updated
- 2021/12/16
- Product number
- 6760-1-56
- Product name
- 2-(4-Cyclohexylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
- Packaging
- 1g
- Price
- $157
- Updated
- 2021/12/16
- Product number
- BOR0006227
- Product name
- 2-(4-CYCLOHEXYLPHENYL)-4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLANE
- Purity
- 95.00%
- Packaging
- 1G
- Price
- $179.55
- Updated
- 2021/12/16
- Product number
- 093237
- Product name
- 2-(4-Cyclohexylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
- Purity
- 95+%
- Packaging
- 1g
- Price
- $189
- Updated
- 2021/12/16
2-(4-Cyclohexylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Chemical Properties,Usage,Production
Synthesis
25109-28-8
73183-34-3
820223-94-7
Under nitrogen protection, 0.382 g of bis(pinacolato)diboron (1.2 eq.), 27.5 mg of dichloro[[1,1 '-bis(diphenylphosphino)ferrocene]palladium(II) (0.03 eq.), 41.7 mg of [1,1 '-bis(diphenylphosphino)ferrocene] (0.06 eq.), and 0.369 g of potassium acetate (3 eq.) were sequentially added to a solution containing 0.3 g of 1-bromo-4-cyclohexylbenzene to a 5 mL solution of degassed 1,4-dioxane. The reaction mixture was stirred at 80 °C for 17 hours. After completion of the reaction, the reaction solution was diluted with 100 mL of ethyl acetate, washed three times sequentially with 60 mL of water, the organic phase was dried with anhydrous sodium sulfate, and the solvent was removed by concentration under reduced pressure. The crude product was purified by silica gel column chromatography (eluent: 95/5 heptane/ethyl acetate) to give 0.2 g 4-cyclohexylphenylboronic acid pinacol ester in 56% yield.1H NMR (DMSO) δ (ppm): 7.60 (d, 2H), 7.20 (d, 2H), 1.70 (m, 5H), 1.40 (m, 4H), 1.30 (m, 12H) .
References
[1] Patent: WO2005/3115, 2005, A1. Location in patent: Page/Page column 28
2-(4-Cyclohexylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from 2-(4-Cyclohexylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane manufacturers
- Product
- 2-(4-Cyclohexylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 820223-94-7
- Price
- US $3.00-9.00/KG
- Min. Order
- 0.1KG
- Purity
- 99%
- Supply Ability
- g-kg-tons, free sample is available
- Release date
- 2025-07-03
- Product
- 2-(4-Cyclohexylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 820223-94-7
- Price
- US $9.80/KG
- Min. Order
- 1KG
- Purity
- ≥98%
- Supply Ability
- 20 tons
- Release date
- 2020-01-02