- Pinacol
- Pinacol vinylboronate
- Pinacolborane
- Pinacolone
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Cas Database |
| Name |
Pinacol vinylboronate |
EINECS | N/A |
| CAS No. | 75927-49-0 | Density | 0.89 g/cm3 |
| PSA | 18.46000 | LogP | 1.80380 |
| Solubility | N/A | Melting Point |
N/A |
| Formula | C8H15BO2 | Boiling Point | 131.598 °C at 760 mmHg |
| Molecular Weight | 154.017 | Flash Point | 33.39 °C |
| Transport Information | UN 3272 | Appearance | Clear colorless to amber liquid |
| Safety | S16 | Risk Codes | R10 |
| Molecular Structure |
|
Hazard Symbols | R10:; |
| Synonyms |
2-Ethenyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;2-Vinyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;4,4,5,5-Tetramethyl-2-vinyl-1,3,2-dioxaborolane;Vinylboronic acid pinacol ester; |
Article Data | 4 |
Pinacol vinylboronate Synthetic route
- 74-85-1
ethene
- 25015-63-8
4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane
A
- 82954-89-0
ethylboronic acid pinacol ester
B
- 75927-49-0
pinacol vinylboronate
| Conditions | Yield |
|---|---|
| RuH2(H2)2(tricyclohexylphosphine)2 In toluene | A n/a B 23% |
| [Ru(H)((μ-H)2B(OC(CH3)2)2)(σ-HB(OC(CH3)2)2)(P(C6H11)3)2 In toluene |
| Conditions | Yield |
|---|---|
| In diethyl ether at 20℃; for 12h; |
- 76-09-5
2,3-dimethyl-2,3-butane diol
- 151293-63-9
vinylbis(diisopropylamino)borane
- 75927-49-0
pinacol vinylboronate
| Conditions | Yield |
|---|---|
| With 2,6-di-tert-butyl-4-methyl-phenol at 85 - 90℃; Reagent/catalyst; Inert atmosphere; | 252 g |
- 73183-34-3
bis(pinacol)diborane
A
- 1361598-50-6
2,2',2''-(ethane-1,1,2-triyl)tris(4,4,5,5-tetramethyl-1,3,2-dioxaborolane)
B
- 75927-49-0
pinacol vinylboronate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: tetrahydrofuran / 2 h / -78 °C / Sealed tube; Inert atmosphere 2: tetrabutylammomium bromide; tris(2,2-bipyridine)ruthenium(II) hexafluorophosphate; potassium iodide / acetonitrile / 24 h / 20 °C / Inert atmosphere; Sealed tube; Irradiation View Scheme |
A
- 1361598-50-6
2,2',2''-(ethane-1,1,2-triyl)tris(4,4,5,5-tetramethyl-1,3,2-dioxaborolane)
B
- 75927-49-0
pinacol vinylboronate
| Conditions | Yield |
|---|---|
| With tris(2,2-bipyridine)ruthenium(II) hexafluorophosphate; tetrabutylammomium bromide; potassium iodide In acetonitrile at 20℃; for 24h; Inert atmosphere; Sealed tube; Irradiation; |
- 1198166-34-5
4-(1,1,1,3,3,3-hexafluoro-2-(methoxymethoxy)propan-2-yl)-1-(4-iodo-3-methylphenoxy)-2-n-propylbenzene
- 75927-49-0
pinacol vinylboronate
- 1198166-35-6
4-(1,1,1,3,3,3-hexafluoro-2-(methoxymethoxy)propan-2-yl)-1-(3-methyl-4-vinylphenoxy)-2-propylbenzene
| Conditions | Yield |
|---|---|
| With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In water; N,N-dimethyl-formamide at 80℃; for 1h; Suzuki Coupling; | 100% |
| With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In water; N,N-dimethyl-formamide at 80℃; Suzuki-Miyaura Coupling; Microwave irradiation; | 99% |
- 1394235-81-4
9-bromo-N-(tert-butyl)-3,4-dihydro-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine
- 75927-49-0
pinacol vinylboronate
- 1394235-92-7
N-(tert-butyl)-3,4-dihydro-9-vinyl-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine
| Conditions | Yield |
|---|---|
| With tetrakis(triphenylphosphine) palladium(0); dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; potassium carbonate In ethanol; water; toluene for 1h; Suzuki coupling; Reflux; | 100% |
- 1430092-25-3
1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperidin-2-one
- 75927-49-0
pinacol vinylboronate
- 1430092-26-4
1-[5-(trifluoromethyl)-3-vinylpyridin-2-yl]piperidin-2-one
| Conditions | Yield |
|---|---|
| With dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; potassium phosphate; palladium diacetate In water; acetonitrile at 120℃; for 0.666667h; | 100% |
- 75927-49-0
pinacol vinylboronate
| Conditions | Yield |
|---|---|
| With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In 1,4-dioxane at 90℃; for 20h; Suzuki-Miyaura Coupling; Inert atmosphere; Sealed tube; | 100% |
| Conditions | Yield |
|---|---|
| With dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; palladium diacetate; triethylamine In 1,4-dioxane at 80℃; for 24h; Sealed tube; Inert atmosphere; | 100% |
Pinacol vinylboronate Specification
The Pinacol vinylboronate with the cas number 75927-49-0 is also called 1,3,2-Dioxaborolane,2-ethenyl-4,4,5,5-tetramethyl-. The IUPAC name is 2-ethenyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane. Its molecular formula is C8H15BO2. This chemical belongs to the following product categories: (1)B (Classes of Boron Compounds); (2)Boronic Acids Esters; (3)CHIRAL CHEMICALS.
The properties of the chemical are: (1)#H bond acceptors: 2; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 1; (4)Polar Surface Area: 18.46Å2; (5)Index of Refraction: 1.42; (6)Molar Refractivity: 43.774 cm3; (7)Molar Volume: 173.075 cm3; (8)Polarizability: 17.354×10-24cm3; (9)Surface Tension: 22.586 dyne/cm; (10)Enthalpy of Vaporization: 35.393 kJ/mol; (11)Vapour Pressure: 11.294 mmHg at 25°C.
You can still convert the following datas into molecular structure:
(1)SMILES: B1(OC(C(O1)(C)C)(C)C)C=C
(2)InChI: InChI=1/C8H15BO2/c1-6-9-10-7(2,3)8(4,5)11-9/h6H,1H2,2-5H3
(3)InChIKey: DPGSPRJLAZGUBQ-UHFFFAOYAV
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