5346-38-3
Pyridine-2-thiocarboxamide
CAS: 5346-38-3
Molecular Formula: C6H6N2S
5346-38-3 - Names and Identifiers
5346-38-3 - Physico-chemical Properties
| Molecular Formula | C6H6N2S |
| Molar Mass | 138.19 |
| Density | 1.265±0.06 g/cm3(Predicted) |
| Melting Point | 134-138 °C |
| Boling Point | 278.9±32.0 °C(Predicted) |
| Flash Point | 160°C |
| Vapor Presure | 0.00415mmHg at 25°C |
| Appearance | Crystalline Powder |
| Color | Yellow |
| pKa | 11.98±0.29(Predicted) |
| Storage Condition | Inert atmosphere,Room Temperature |
| Refractive Index | 1.664 |
5346-38-3 - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| 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. R43 - May cause sensitization by skin contact R41 - Risk of serious damage to eyes R37/38 - Irritating to respiratory system and skin. R22 - Harmful if swallowed |
| 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. |
| WGK Germany | 3 |
| RTECS | TJ4305500 |
| HS Code | 29333999 |
| Hazard Class | IRRITANT |
5346-38-3 - Introduction
Pyridine-2-thiocarboxamide is an organic compound with the chemical formula C6H5NCS. The following is a description of its nature, use, preparation and safety information:
Nature:
Pyridine-2-thiocarboxamide is a colorless crystal with a melting point of 118-120°C. Solid at room temperature, soluble in organic solvents such as alcohols, aldehydes and ketones, slightly soluble in chlorides and esters.
Use:
Pyridine-2-thiocarboxamide can be used as intermediates in the synthesis of compounds. It is commonly used in organic synthesis reactions, such as the synthesis of natural products, drugs and functional materials.
Preparation Method:
Pyridine-2-thiocarboxamide can be prepared in a variety of ways. One common method is to react pyridine with a thiocarbonate to form Pyridine-2-thiocarboxamide. The specific operation is that pyridine and thiocarbonate are added in an appropriate solvent to carry out the reaction, and after the completion of the reaction, the product is recovered and crystallized from the solvent.
Safety Information:
Pyridine-2-thiocarboxamide is generally stable under normal operating conditions, but dangerous reactions may occur at high temperatures and in the presence of strong acids or strong oxidants. During operation, care should be taken to use personal protective equipment, such as gloves and goggles, to avoid contact with skin and eyes. At the same time, it should be operated in a well-ventilated place and avoid inhaling its volatiles.
Nature:
Pyridine-2-thiocarboxamide is a colorless crystal with a melting point of 118-120°C. Solid at room temperature, soluble in organic solvents such as alcohols, aldehydes and ketones, slightly soluble in chlorides and esters.
Use:
Pyridine-2-thiocarboxamide can be used as intermediates in the synthesis of compounds. It is commonly used in organic synthesis reactions, such as the synthesis of natural products, drugs and functional materials.
Preparation Method:
Pyridine-2-thiocarboxamide can be prepared in a variety of ways. One common method is to react pyridine with a thiocarbonate to form Pyridine-2-thiocarboxamide. The specific operation is that pyridine and thiocarbonate are added in an appropriate solvent to carry out the reaction, and after the completion of the reaction, the product is recovered and crystallized from the solvent.
Safety Information:
Pyridine-2-thiocarboxamide is generally stable under normal operating conditions, but dangerous reactions may occur at high temperatures and in the presence of strong acids or strong oxidants. During operation, care should be taken to use personal protective equipment, such as gloves and goggles, to avoid contact with skin and eyes. At the same time, it should be operated in a well-ventilated place and avoid inhaling its volatiles.
Last Update：2024-04-09 21:11:58
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