Nicotinonitrile-1-oxide - Names and Identifiers
Nicotinonitrile-1-oxide - Physico-chemical Properties
Molecular Formula | C6H4N2O
|
Molar Mass | 120.11 |
Density | 1.14±0.1 g/cm3(Predicted) |
Melting Point | 172-175°C |
Boling Point | 382.7±15.0 °C(Predicted) |
Flash Point | 185.3°C |
Vapor Presure | 4.63E-06mmHg at 25°C |
Appearance | powder to crystal |
Color | White to Light yellow to Light orange |
pKa | -0.67±0.10(Predicted) |
Storage Condition | Room Temprature |
Sensitive | Hygroscopic |
Refractive Index | 1.567 |
MDL | MFCD00129037 |
Nicotinonitrile-1-oxide - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38 - Irritating to eyes, respiratory system and skin.
|
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
S36 - Wear suitable protective clothing.
|
UN IDs | 3276 |
Packing Group | III |
Nicotinonitrile-1-oxide - Introduction
Nicotinonitrile-1-oxide, also known as 3-CNPNO, is an organic compound. Its chemical formula is C6H4N4O, and its structural formula is NC(C#N)(C#N)NO.
Nature:
Nicotinonitrile-1-oxide are colorless crystals or white crystalline powder with a distinctive odor. It is a stable compound and does not easily decompose at room temperature. It can be dissolved in some organic solvents, such as ethanol and ether.
Use:
Nicotinonitrile-1-oxide have some important uses in the chemical industry. It is often used as a raw material for organic synthesis, such as the synthesis of a variety of pesticides, drugs and dyes. In addition, it can also be used as a catalyst, curing agent and surfactant.
Method:
There are many methods for preparing Nicotinonitrile-1-oxide, mainly in the following ways:
1. With 3-cyanopyridine and sodium nitrite reaction under alkaline conditions.
2. With lithium bromide and 3-cyanopyridine reaction, and then sodium nitrate oxidation.
3. With 3-cyanopyridine and ferrous sulfate and hydrogen peroxide reaction.
Safety Information:
Nicotinonitrile-1-oxide have certain toxicity, should be in the laboratory in accordance with the safety procedures for operation. It has a certain impact on the water body and the environment, and attention should be paid to prevent its discharge into the water and soil. During use and storage, keep away from ignition and flammable materials. If you take it by mistake or inhale it by mistake, you should seek medical attention in time.
Last Update:2024-04-09 20:52:54