1622-57-7 - Names and Identifiers
1622-57-7 - Physico-chemical Properties
Molecular Formula | C8H9N3
|
Molar Mass | 147.18 |
Density | 1.1669 (rough estimate) |
Melting Point | 203-206 °C |
Boling Point | 257.29°C (rough estimate) |
Flash Point | 156.3°C |
Vapor Presure | 0.000124mmHg at 25°C |
Appearance | Fine Crystalline Powder |
Color | White to beige |
pKa | 6.96±0.10(Predicted) |
Storage Condition | 2-8°C(protect from light) |
Refractive Index | 1.5400 (estimate) |
Physical and Chemical Properties | WGK Germany:3 RTECS:DD5423660 |
1622-57-7 - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | 36/37/38 - 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.
S37/39 - Wear suitable gloves and eye/face protection
|
WGK Germany | 3 |
RTECS | DD5423660 |
HS Code | 29339980 |
Hazard Class | IRRITANT |
1622-57-7 - Introduction
It is an organic compound with the chemical formula C. It is a white crystalline powdery solid that is soluble in water and most organic solvents.
This compound is widely used in the field of medicine and scientific research. Here are some of its main uses:
1. Drug synthesis: As an important intermediate, it is used to synthesize a variety of drugs, especially antiviral drugs and antitumor drugs.
2. DNA dye: is a fluorescent dye, commonly used in nucleic acid fluorescent staining and nucleic acid sequencing.
3. Buffer: Because it can be stable within a specific pH range, it is used as a buffer to adjust the pH of the solution.
There are many ways to prepare pyridine. One of the commonly used methods is to obtain 2-nitro-1-methylbenzimidazole by nitration of toluene, and then reduce it into pyridine.
Regarding safety information, it can irritate the eyes and skin and may have some effects on the central nervous system. Appropriate protective measures must be taken during use, such as wearing protective glasses and gloves. At the same time, it should be stored in a dry, ventilated place, and away from open flames and high temperatures. It is important that the product's Safety Data Sheet (MSDS) should be carefully read before use for its specific safety information and operating recommendations. It is best to use the compound under the guidance of an experienced chemical operator.
Last Update:2024-04-09 21:32:38