40227-17-6 - Names and Identifiers
Name | 5,6-dimethyl-2,3-pyrazinedicarbonitrile
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Synonyms | AKOS BBS-00003128 5,6-dimethyl-2,3-pyrazinedicarbonitrile 5,6-DIMETHYL-2,3-PYRAZINEDICARBONITRILE 5,6-dimethylpyrazine-2,3-dicarbonitrile 2,3-Pyrazinedicarbonitrile, 5,6-dimethyl-
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CAS | 40227-17-6
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InChI | InChI=1/C8H6N4/c1-5-6(2)12-8(4-10)7(3-9)11-5/h1-2H3 |
40227-17-6 - Physico-chemical Properties
Molecular Formula | C8H6N4
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Molar Mass | 158.16 |
Density | 1.23±0.1 g/cm3(Predicted) |
Melting Point | 168-170°C (dec.)(lit.) |
Boling Point | 405.4±45.0 °C(Predicted) |
Flash Point | 134.8°C |
Vapor Presure | 8.8E-07mmHg at 25°C |
pKa | -6.50±0.10(Predicted) |
Refractive Index | 1.549 |
40227-17-6 - Risk and Safety
Hazard Symbols | Xn - Harmful
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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.
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Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 - Wear suitable protective clothing.
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WGK Germany | 3 |
40227-17-6 - Introduction
5,6-dimethyl-2,3-pyrazinedicarbonitrile is an organic compound. Its chemical formula is C8H6N4 and its molecular weight is 162.16g/mol.
With respect to properties, 5,6-dimethyli-2, 3-pyrazinedicarbonitrile is a colorless crystal, soluble in organic solvents such as ethanol, dimethyl sulfoxide and dichloromethane. Its melting point is about 135-140 degrees Celsius.
In terms of application, 5,6-dimethyl-2,3-pyrazinedicarbonitrile is often used as an intermediate in organic synthesis. It can be used to prepare a variety of solid light-emitting materials, such as organic light-emitting diodes (OLEDs), for the manufacture of display screens and lighting devices. In addition, it can also be used to prepare biologically active compounds and play a role in the field of pharmaceutical research and pesticides.
The method for preparing 5,6-dimethyl-2,3-pyrazinedicarbonitrile can be obtained by cyanating 2,3-pyrazine and performing a substitution reaction. The specific method is as follows: First, 2,3-pyrazine dicarboxylate is reacted with methyl iodide in the presence of dimethylthionamide to give 5,6-dimethyl-2,3-pyrazinedicarbonitril.
Regarding safety information, 5,6-dimethyl-2,3-pyrazinedicarbonitril has low toxicity, but it is still necessary to pay attention to safe operation. Appropriate personal protective equipment, such as lab gloves and goggles, should be worn during handling. Avoid contact with skin, eyes and respiratory tract to prevent adverse reactions. During use or storage, it should be kept away from ignition and oxidizing agents.
Last Update:2024-04-10 22:30:23