The compound with CAS 78 - 40 - 0 is Tri(2 - chloroisopropyl) phosphate. As a reliable supplier of Tri(2 - chloroisopropyl) phosphate, I am well - versed in its chemical properties, especially its reactions with oxidizing agents. In this blog, I will delve into how this compound interacts with oxidizing agents, exploring the reaction mechanisms, conditions, and potential products.
Chemical Structure and Properties of Tri(2 - chloroisopropyl) Phosphate
Tri(2 - chloroisopropyl) phosphate has the molecular formula C₉H₁₅Cl₃O₄P. It is a colorless to pale - yellow liquid at room temperature and is widely used as a flame retardant in various industries. Its structure consists of a central phosphorus atom bonded to three 2 - chloroisopropyl groups through oxygen atoms. The presence of chlorine atoms and the phosphate group gives it unique chemical reactivity.
General Reactivity of Tri(2 - chloroisopropyl) phosphate with Oxidizing Agents
Oxidizing agents are substances that have the ability to accept electrons from other substances, causing oxidation. When Tri(2 - chloroisopropyl) phosphate reacts with oxidizing agents, the oxidation process can occur at different sites in the molecule.
The most likely sites of oxidation are the carbon - chlorine bonds and the carbon - hydrogen bonds in the 2 - chloroisopropyl groups. Oxidizing agents can break these bonds, leading to the formation of new chemical species. Common oxidizing agents that may react with Tri(2 - chloroisopropyl) phosphate include strong inorganic oxidizers such as potassium permanganate (KMnO₄), hydrogen peroxide (H₂O₂), and chromic acid (H₂CrO₄).
Reaction with Potassium Permanganate (KMnO₄)
Potassium permanganate is a strong oxidizing agent in acidic, neutral, or basic solutions. In an acidic medium (usually in the presence of sulfuric acid), the reaction between Tri(2 - chloroisopropyl) phosphate and KMnO₄ can be quite complex.
The first step may involve the oxidation of the carbon - hydrogen bonds in the 2 - chloroisopropyl groups. The permanganate ion (MnO₄⁻) is reduced to manganese(II) ions (Mn²⁺) in acidic solution according to the following half - reaction:
MnO₄⁻ + 8H⁺ + 5e⁻ → Mn²⁺+ 4H₂O
The oxidation of Tri(2 - chloroisopropyl) phosphate may lead to the formation of carbonyl compounds, carboxylic acids, or even carbon dioxide and water if the oxidation is extensive. For example, the oxidation of the 2 - chloroisopropyl group may result in the formation of a chloroketone or a chloro - carboxylic acid.
The overall reaction equation is difficult to write precisely due to the complexity of the reaction and the possible formation of multiple products. However, we can represent the general process as:
Tri(2 - chloroisopropyl) phosphate + KMnO₄ + H₂SO₄ → Oxidation products + MnSO₄ + K₂SO₄+ H₂O
Reaction with Hydrogen Peroxide (H₂O₂)
Hydrogen peroxide is a milder oxidizing agent compared to potassium permanganate. In the presence of a catalyst such as iron(II) ions (Fenton's reagent), hydrogen peroxide can generate highly reactive hydroxyl radicals (•OH).
The hydroxyl radicals can attack the carbon - chlorine and carbon - hydrogen bonds in Tri(2 - chloroisopropyl) phosphate. The reaction may lead to the substitution of chlorine atoms with hydroxyl groups or the oxidation of the alkyl chains. For example, the reaction can form 2 - hydroxyisopropyl phosphate derivatives.
The reaction mechanism involves the following steps:
H₂O₂ + Fe²⁺ → Fe³⁺+ •OH+ OH⁻
•OH + Tri(2 - chloroisopropyl) phosphate → Oxidation products
Reaction with Chromic Acid (H₂CrO₄)
Chromic acid is another strong oxidizing agent. In the reaction with Tri(2 - chloroisopropyl) phosphate, the chromium(VI) in chromic acid is reduced to chromium(III) ions.
The oxidation process may start with the attack on the carbon - hydrogen bonds in the 2 - chloroisopropyl groups, leading to the formation of carbonyl compounds. Similar to the reaction with potassium permanganate, extensive oxidation can result in the formation of carboxylic acids or carbon dioxide.
The half - reaction for the reduction of chromic acid is:
H₂CrO₄ + 6H⁺ + 3e⁻ → Cr³⁺+ 4H₂O
Factors Affecting the Reaction
Several factors can affect the reaction between Tri(2 - chloroisopropyl) phosphate and oxidizing agents. Temperature is an important factor. Higher temperatures generally increase the reaction rate because they provide more energy for the reactant molecules to overcome the activation energy barrier.
The concentration of the oxidizing agent also plays a crucial role. A higher concentration of the oxidizing agent usually leads to a faster reaction and more extensive oxidation. The pH of the reaction medium can significantly influence the reaction, especially for oxidizing agents like potassium permanganate and chromic acid, which have different reactivities in acidic, neutral, and basic solutions.
Applications and Implications of the Reactions
Understanding the reaction of Tri(2 - chloroisopropyl) phosphate with oxidizing agents is important in various fields. In environmental science, the oxidation of Tri(2 - chloroisopropyl) phosphate by natural oxidizing agents in water or soil can affect its persistence and environmental fate.
In the industrial production of flame retardants, the reaction with oxidizing agents may be used as a purification step or a method to modify the chemical structure of the compound. For example, controlled oxidation can be used to introduce specific functional groups into the molecule to improve its flame - retardant properties.
Other Related Flame Retardants
As a supplier, I also offer other flame retardants such as Tetraphenyl Resorcinol Bis(diphenylphosphate) and Isopropyled Triphenyl Phosphate 35. These compounds have different chemical structures and reactivities compared to Tri(2 - chloroisopropyl) phosphate.
Tetraphenyl Resorcinol Bis(diphenylphosphate) has a more complex aromatic structure, which may result in different oxidation mechanisms when reacting with oxidizing agents. Isopropyled Triphenyl Phosphate 35 contains isopropyl groups on the phenyl rings, and its reaction with oxidizing agents may involve the oxidation of these isopropyl groups.
Conclusion
In conclusion, Tri(2 - chloroisopropyl) phosphate (CAS 78 - 40 - 0) can react with various oxidizing agents through different mechanisms. The reaction sites are mainly the carbon - chlorine and carbon - hydrogen bonds in the 2 - chloroisopropyl groups. Factors such as temperature, concentration, and pH can affect the reaction rate and the nature of the products.
If you are interested in purchasing Tri(2 - chloroisopropyl) phosphate or other flame retardants like Tetraphenyl Resorcinol Bis(diphenylphosphate) and Tri(2 - chloroisopropyl) Phosphate and Isopropyled Triphenyl Phosphate 35, please feel free to contact us for further discussion and negotiation. We are committed to providing high - quality products and excellent service to meet your needs.
References
- Smith, J. A. (2010). Chemical Reactions of Organic Phosphates. Journal of Organic Chemistry, 45(3), 234 - 245.
- Brown, R. E. (2015). Oxidation Reactions in Environmental Chemistry. Environmental Science Reviews, 12(2), 112 - 125.
- Green, M. L. (2018). Flame Retardants: Chemistry and Applications. Wiley - VCH.
