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• Solvents and Organic Chemicals Organic Compounds Benzenoids Benzene and substituted derivatives Benzoic acid esters
• Solvents and Organic Chemicals Organic Compounds Benzenoids Benzene and substituted derivatives Benzoic acids and derivatives Benzoic acid esters
• Pesticide Chemicals Pesticide Active Ingredients Standard Substances
• Solvents and Organic Chemicals Organic Compounds Acids/Esters

Monobutyl Phthalate (CAS No. 131-70-4): An Overview of Properties, Applications, and Recent Research

Monobutyl phthalate (MBP), also known as butyl phthalate or butyl benzene-1,2-dicarboxylate, is a widely used chemical compound with the CAS number 131-70-4. This compound is a colorless to pale yellow liquid with a slight aromatic odor. It is primarily used as a plasticizer in various polymers, particularly polyvinyl chloride (PVC), to enhance flexibility and durability. MBP is also employed in the formulation of adhesives, sealants, and coatings due to its excellent compatibility and solvating properties.

The chemical structure of monobutyl phthalate consists of a phthalic acid ester with a butyl group attached to one of the carboxylic acid functionalities. This structure imparts unique physical and chemical properties that make MBP suitable for a wide range of applications. For instance, its low volatility and high boiling point contribute to its stability in various formulations, while its excellent plasticizing efficiency enhances the mechanical properties of polymers.

In recent years, significant research has been conducted to explore the environmental and health impacts of monobutyl phthalate. Studies have shown that MBP can be biodegraded by certain microorganisms, which is an important factor in assessing its environmental fate. However, concerns have been raised regarding its potential endocrine-disrupting effects. Research published in the journal Environmental Science & Technology has highlighted the need for further investigation into the long-term exposure effects of MBP on human health and ecosystems.

The industrial applications of monobutyl phthalate are diverse and expanding. In the plastics industry, MBP is used to improve the flexibility and processability of PVC, making it suitable for applications such as flooring, wall coverings, and automotive parts. In the coatings industry, MBP's ability to enhance adhesion and reduce brittleness makes it a valuable additive in paint formulations. Additionally, MBP is used in the production of adhesives and sealants due to its excellent bonding properties and resistance to environmental factors.

The pharmaceutical industry has also shown interest in monobutyl phthalate. While not commonly used as an active pharmaceutical ingredient (API), MBP can serve as a solubilizing agent or excipient in drug formulations. Its ability to improve the solubility and stability of certain APIs makes it a useful component in the development of oral and topical medications. Recent studies have explored the use of MBP in controlled-release drug delivery systems, where it can help modulate the release rate of active compounds.

The safety profile of monobutyl phthalate is an important consideration for both industrial and consumer applications. Regulatory bodies such as the European Chemicals Agency (ECHA) and the U.S. Environmental Protection Agency (EPA) have established guidelines for the safe handling and use of MBP. These guidelines emphasize proper storage conditions, personal protective equipment (PPE) usage, and waste disposal practices to minimize potential risks.

In conclusion, monobutyl phthalate (CAS No. 131-70-4) is a versatile chemical compound with a wide range of applications in industries such as plastics, coatings, adhesives, and pharmaceuticals. Ongoing research continues to explore its properties, environmental impact, and potential health effects, contributing to a more comprehensive understanding of this important chemical. As new findings emerge, it is crucial for stakeholders to stay informed and adapt their practices accordingly to ensure safe and sustainable use.

• 17498-34-9(1,2-Benzenedicarboxylic Acid 1-(4-Hydroxybutyl) Ester)
• 84-74-2(Dibutyl phthalate)
• 34006-76-3(1,2-Benzenedicarboxylic acid, butyl methyl ester)
• 117932-73-7(1,2-Benzenedicarboxylicacid, 1,4-butanediyl bis(4-hydroxybutyl) ester)
• 1726-23-4(Tributyl Trimellitate)
• 2451-79-8(1,2,4,5-Benzenetetracarboxylicacid, 1,2,4,5-tetrabutyl ester)
• 29246-20-6(3,4,5,6-Tetrahydro-2,7-benzodioxecine-1,8-dione)
• 102148-87-8(1,2-Benzenedicarboxylicacid, 1-butyl 2-propyl ester)
• 52392-56-0(Benzoic acid, 2,6-dimethyl-, butyl ester)
• 85-68-7(Benzyl butyl phthalate)