83-81-8

Basic information

• Product Name: O-PHTHALIC ACID BIS(DIETHYLAMIDE)
• Synonyms: analetil;bis-diethylamidkyselinyftalove;neospiran;o-phthalylbis(diethylamide);phthalethamide;TETRAETHYLBISPHTHALAMIDE;TETRAETHYLPHTHALAMIDE;N,N,N',N'-TETRAETHYLPHTHALAMIDE
• CAS NO: 83-81-8
• Molecular Formula: C₁₆H₂₄N₂O₂
• Molecular Weight: 276.37
• EINECS: 201-504-5
• Mol File: 83-81-8.mol
• Article Data: 4

Chemical Properties

• Melting Point: 39°
• Boiling Point: bp 175-180°
• Appearance: /
• Density: 1.0209 (rough estimate)
• Refractive Index: 1.5800 (estimate)
• CAS DataBase Reference: O-PHTHALIC ACID BIS(DIETHYLAMIDE)(CAS DataBase Reference)
• NIST Chemistry Reference: O-PHTHALIC ACID BIS(DIETHYLAMIDE)(83-81-8)
• EPA Substance Registry System: O-PHTHALIC ACID BIS(DIETHYLAMIDE)(83-81-8)

Safety Data

• Hazardous Substances Data: 83-81-8(Hazardous Substances Data)

Usage

Description

O-Phthalic acid bis(diethylamide) is a versatile chemical compound derived from o-phthalic acid, characterized by its low volatility and high thermal stability. It is primarily used to enhance the flexibility and durability of plastics as a plasticizer and to prevent metal surfaces from rusting or corroding as a corrosion inhibitor. Due to its properties, it finds applications in various industries, although it requires careful handling to avoid skin and eye irritation or harm through ingestion or inhalation.

Uses

Used in Plastics Industry:
O-Phthalic acid bis(diethylamide) is used as a plasticizer for plastics to increase their flexibility and durability, providing enhanced performance and longevity in end-use applications.
Used in Corrosion Inhibition:
In the metalworking and protective coatings industries, O-Phthalic acid bis(diethylamide) serves as a corrosion inhibitor, preventing metal surfaces from rusting or corroding, thus extending the service life of metal components and structures.
Used in Polymer and Resin Production:
Derived from o-phthalic acid, a common organic compound, O-Phthalic acid bis(diethylamide) is utilized in the production of various polymers and resins, contributing to the development of materials with specific properties for targeted applications.

Upstream product

• 109-89-7 diethylamine 
• 88-95-9 Phthaloyl dichloride 
• 27193-13-1 C₁₈H₂₄N₂O₂S₄ 
• 1696-17-9 N,N-diethylbenzamide 
• 88-10-8 N,N-diethylcarbamyl chloride 
• 88-99-3 benzene-1,2-dicarboxylic acid 
• 996-50-9 N,N-diethyl-1,1,1-trimethylsilanamine 
• 4166-52-3 2-(diethylcarbamoyl)benzoic acid 
• 79422-68-7 Phthalsaeure-mono-(N,N-diethylamid)-chlorid 

Downstream Products

• 97577-93-0 N¹,N¹,N²,N²-Tetraethyl-3-trimethylsilanyl-phthalamide 
• 97577-94-1 N,N,N',N'-Tetraethyl-3,6-bis-trimethylsilanyl-phthalamide 
• 97567-63-0 3,6-Dibromo-N,N,N',N'-tetraethyl-phthalamide 
• 97567-54-9 N,N,N',N'-Tetraethyl-3,6-diiodo-phthalamide 
• 97567-53-8 N,N,N',N'-Tetraethyl-3,6-bis-methylsulfanyl-phthalamide 

Relevant articles and documents

Cleavage of Silicon-Nitrogen Bonds by Acid Chlorides: An Unusual Synthetic Route to Amides

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Ortho-effects in 1-(2-Aminomethylaryl)-1-buten-3-ones and Their Hydrogenation Products, II: 2-(Aminomethyl)phenylmethylenacetones and Their Hydrogenation Products, I

The preparations of the compounds 3-13 are described.