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Pyridine-4-boronic acid(CAS# 1692-15-5)

Chemical Property:

Molecular Formula C5H6BNO2
Molar Mass 122.92
Density 1.22±0.1 g/cm3(Predicted)
Melting Point >300 °C (lit.)
Boling Point 308.8±34.0 °C(Predicted)
Flash Point 153.8°C
Solubility Aqueous Acid (Slightly), Water (Slightly)
Vapor Presure 6.52E-05mmHg at 25°C
Appearance Solid
Color White to Off-White
BRN 471944
pKa 7.59±0.10(Predicted)
Storage Condition -20°C

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Risk and Safety

Risk Codes R36/37/38 – Irritating to eyes, respiratory system and skin.
R22 – Harmful if swallowed
R34 – Causes burns
R11 – Highly Flammable
Safety Description S22 – Do not breathe dust.
S24/25 – Avoid contact with skin and eyes.
S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection.
S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S16 – Keep away from sources of ignition.
WGK Germany 3
HS Code 29339900
Hazard Note Irritant
Hazard Class IRRITANT, KEEP COLD

Pyridine-4-boronic acid(CAS# 1692-15-5) introduction

4-Pyridine boronic acid is an organic compound. The following is an introduction to the properties, uses, preparation methods and safety information of 4-pyridine boronic acid:

Quality:
- Appearance: 4-pyridine boronic acid is a colorless crystalline solid.
- Solubility: Soluble in water and common organic solvents such as alcohols, ethers, and ketones.
- Stability: 4-Pyridine boronic acid is stable at room temperature, but decomposition may occur in the presence of high temperatures, high pressures, or strong oxidants.

Use:
- Catalyst: 4-pyridylboronic acid can be used as a catalyst in organic synthesis reactions, such as C-C bond formation reactions and oxidation reactions.
- Coordination reagent: It contains boron atoms, and 4-pyridylboronic acid can be used as a coordination reagent for metal ions, playing an important role in catalysis and other chemical reactions.

Method:
- 4-Pyridine boronic acid can be obtained by reacting 4-pyridone with boric acid. The specific reaction conditions will be adjusted according to the actual situation.

Safety Information:
- 4-Pyridine boronic acid is a general organic compound, but it is still necessary to take care of safe handling. Protective glasses and gloves should be worn for operation.
- Avoid contact with skin and inhalation of dust. In case of accidental contact with skin, rinse immediately with plenty of water.
- During use and storage, care should be taken to avoid contact with strong oxidants and strong acids to avoid triggering dangerous reactions.
- When disposing of waste, it should be disposed of safely in accordance with local regulations.


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