Phenothiazine CAS 92-84-2 Information
| CAS |
92-84-2 |
| Molecular formula |
C12H9NS |
| Molecular weight |
199.27 |
| EIENCS |
202-196-5 |
| Form |
Prills or Beads |
| Melting point |
184 °C |
| boling point |
371 °C(lit.) |
| Density |
1.362 |
| Solubility |
0.127mg/l |
| PKA |
pKa 2.52 (Uncertain) |
| Color |
Yellow |
| Storage temp |
|
What is Phenothiazine CAS 92-84-2?
In the vast field of organic chemistry, phenothiazine, as a highly distinctive compound, has demonstrated remarkable multifunctional properties. It is a typical heterocyclic compound, and its unique molecular structure endows it with rich and diverse chemical properties and broad application prospects.
Among numerous application fields, phenothiazine plays a crucial role as a polymerization inhibitor. During various polymerization reaction processes, it can precisely intervene in the reaction system. By interacting with active free radicals or ions, it effectively prevents the excessive progress of chain polymerization reactions, thereby ensuring that the reactions proceed smoothly within a controllable range and avoiding poor product performance or other adverse reactions caused by excessive polymerization. This polymerization inhibition effect makes phenothiazine an indispensable key additive in the synthesis and processing of polymer materials, providing a strong guarantee for the production of polymer materials with excellent performance.
Not only that, phenothiazine also holds a significant position in the field of medicine. With its special chemical structure and reactivity, it can participate in complex and diverse pharmaceutical synthesis routes. During the construction of drug molecules, phenothiazines can serve as important intermediates or starting materials. Through a series of carefully designed chemical reactions, they are gradually transformed into drug molecules with specific pharmacological activities. For example, phenothiazine can be seen in the synthesis of certain antipsychotic drugs, antidepressant drugs and many other drugs for treating diseases. Its application provides broad space and possibilities for the development of new drugs, the improvement of drug efficacy and the meeting of clinical treatment needs.
Meanwhile, phenothiazine has also shone brightly in the field of pesticide synthesis. In agricultural production, pesticides play a crucial role in preventing and controlling pests and diseases and ensuring the yield and quality of crops. Phenothiazine, with its unique chemical properties, can participate in the synthesis of a variety of highly efficient, low-toxicity and environmentally friendly pesticide products. It can serve as a key reaction precursor and be introduced into the molecular structure of pesticides through a series of chemical reactions, endowing the pesticide molecules with specific biological activities and chemical stability. This enhances the control effect of pesticides on pests and diseases, reduces residual pollution to the environment and agricultural products, and makes positive contributions to the sustainable development of agriculture.
However, it should be noted that although phenothiazine has many excellent properties and wide application values, its chemical nature is relatively active. This reactivity makes it prone to chemical reactions with substances in the surrounding environment during storage and use, thereby causing changes in its own chemical structure and properties. In addition, phenothiazine has relatively poor stability. When affected by external factors such as light, temperature and humidity, it may undergo decomposition, oxidation or other deterioration phenomena. Therefore, in the relevant operations and usage processes involving phenothiazine, safety operation norms must be strictly followed. From the strict control of storage conditions, such as maintaining appropriate temperature, humidity and a light-proof environment, to the meticulous protection during operation, such as wearing professional protective equipment and operating in a well-ventilated environment, every link cannot be ignored. Only in this way can the safe use of phenothiazine be ensured, its application advantages in various fields be fully exerted, and at the same time, problems such as safety accidents and environmental pollution caused by improper operation be avoided.
Phenothiazine CAS 92-84-2 Use
Industrial polymerization inhibitor
As an efficient polymerization inhibitor for acrylic acid, acrylate, methacrylate and vinyl acetate monomers.
Pharmaceutical and pesticide intermediates
The key raw materials for the synthesis of antipsychotic drugs (such as chlorpromazine, perphenazine) and antihistamines (promethazine);
Veterinary deworming drugs (effective against stomach worms, nodular worms, etc. in cattle and sheep) and fruit tree insecticides.
Material additives:
Rubber antioxidants, polyether antioxidants and dye synthesis intermediates
Phenothiazine CAS 92-84-2 safety
Toxicity:
Irritation: It is irritating to the skin, eyes and respiratory tract, and may cause dermatitis or allergies.
Acute toxicity: The oral LD₅₀ in rats was 5000 mg/kg, which was of moderate toxicity.
Risk identification: R36/38 (Irritation to eyes and skin), R43 (Skin sensitization), R51/53 (Toxic to aquatic organisms).
Operation and storage
Store in a sealed, light-proof, cool and well-ventilated place away from oxidants and heat sources.
Protective gloves, masks and goggles should be worn during operation.
