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Cas Database |
| Name |
2-Pyridineboronic acid |
EINECS | N/A |
| CAS No. | 197958-29-5 | Density | 1.23 g/cm3 |
| PSA | 53.35000 | LogP | -1.23860 |
| Solubility | N/A | Melting Point |
>300 °C |
| Formula | C5H6BNO2 | Boiling Point | 308.782 °C at 760 mmHg |
| Molecular Weight | 122.919 | Flash Point | 140.547 °C |
| Transport Information | N/A | Appearance | White to light yellow crystal powder |
| Safety | 26-36/37/39 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
Boronicacid, 2-pyridinyl- (9CI);(2-Pyridinyl)boronic acid; |
Article Data | 7 |
2-Pyridineboronic acid Synthetic route
Conditions
| Conditions | Yield |
|---|---|
| Stage #1: 2-bromo-pyridine; Triisopropyl borate With n-butyllithium In tetrahydrofuran; hexane; toluene at -30℃; for 3h; Inert atmosphere; Stage #2: With hydrogenchloride In tetrahydrofuran; hexane; water; toluene at 20℃; for 1h; Inert atmosphere; | 81% |
| Stage #1: 2-bromo-pyridine; Triisopropyl borate With n-butyllithium In tetrahydrofuran; hexane; toluene at -30 - 20℃; for 6h; Stage #2: With hydrogenchloride In tetrahydrofuran; hexane; toluene at 20℃; for 1h; | 81% |
| With n-butyllithium In tetrahydrofuran; hexane; toluene at -30 - 20℃; for 6h; Inert atmosphere; | 81% |
| Stage #1: 2-bromo-pyridine With n-butyllithium In diethyl ether; hexane at -78℃; for 0.5h; Stage #2: Triisopropyl borate In diethyl ether; hexane at -78 - 20℃; | 73% |
Conditions
| Conditions | Yield |
|---|---|
| Stage #1: 2-bromo-pyridine With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Stage #2: Trimethyl borate In tetrahydrofuran; hexane for 2h; | 77% |
| Stage #1: 2-bromo-pyridine With n-butyllithium In tetrahydrofuran at -78℃; for 1h; Inert atmosphere; Stage #2: Trimethyl borate In tetrahydrofuran at 20℃; for 2h; Inert atmosphere; | 66.8% |
- 109-04-6
2-bromo-pyridine
- 197958-29-5
pyridin-2-ylboronic acid
Conditions
| Conditions | Yield |
|---|---|
| Stage #1: 2-bromo-pyridine With isopropylmagnesium chloride In tetrahydrofuran at 20℃; for 2h; Stage #2: With tris(trimethylsilyl)borate In tetrahydrofuran at 0 - 20℃; for 24h; Stage #3: With hydrogenchloride at 0℃; pH=6 - 7; | 70% |
Conditions
| Conditions | Yield |
|---|---|
| In methanol; toluene for 15h; Inert atmosphere; Reflux; | 99% |
- 197958-29-5
pyridin-2-ylboronic acid
- 142-08-5
2-hydroxypyridin
Conditions
| Conditions | Yield |
|---|---|
| With hydrazine hydrate; caesium carbonate In water at 80℃; for 12h; | 96% |
Conditions
| Conditions | Yield |
|---|---|
| With sodium azide; potassium carbonate In ethanol; water for 5h; Catalytic behavior; Reflux; Inert atmosphere; Green chemistry; | 96% |
Conditions
| Conditions | Yield |
|---|---|
| With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In toluene at 110℃; for 3h; Inert atmosphere; | 95% |
Conditions
| Conditions | Yield |
|---|---|
| With copper slag In N,N-dimethyl-formamide at 100℃; for 0.166667h; Temperature; Wavelength; Microwave irradiation; Green chemistry; | 94% |
Conditions
| Conditions | Yield |
|---|---|
| With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In ethanol; water; toluene for 8h; Inert atmosphere; Reflux; | 93.7% |
Conditions
| Conditions | Yield |
|---|---|
| With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In ethanol; water; toluene at 90℃; for 5h; Inert atmosphere; | 93% |
2-Pyridineboronic acid Chemical Properties
The molecular formula of 2-Pyridineboronic acid(197958-29-5) is C5H6BNO2 and its formula weight is 122.9177.
The chemical synonyms of 2-Pyridineboronic acid(197958-29-5) are PYRIDIN-2-YLBORONIC ACID;PYRIDIN-2-YL-2-BORONIC ACID;PYRIDINE-2-BORONIC ACID;2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PYRIDINE;2-PYRIDINEBORNIC ACID;2-PYRIDINEBORONIC ACID;2-PYRIDINYLBORONIC ACID;Boronic acid, 2-pyridinyl- (9CI)
The molecular structure of 2-Pyridineboronic acid(197958-29-5):
2-Pyridineboronic acid Safety Profile
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36/37/39
Hazard Note Irritant/Keep Cold under -20C
Risk Statements 36/37/38
Safety Statements 26-36/37/39
Hazard Note Irritant/Keep Cold under -20C
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2-Pyridineboronic acid
