4768-40-5

Basic information

• Product Name: {3-(4-methylphenyl)-3-[(4-methylphenyl)amino]prop-2-en-1-ylidene}propanedinitrile
• CAS NO: 4768-40-5
• Molecular Formula: C₂₀H₁₇N₃
• Molecular Weight: 299.3691
• Mol File: 4768-40-5.mol
• Article Data: 0

Chemical Properties

• Boiling Point: 474.2°C at 760 mmHg
• Flash Point: 240.6°C
• Density: 1.152g/cm³
• Vapor Pressure: 3.68E-09mmHg at 25°C
• Refractive Index: 1.636
• CAS DataBase Reference: {3-(4-methylphenyl)-3-[(4-methylphenyl)amino]prop-2-en-1-ylidene}propanedinitrile(CAS DataBase Reference)
• NIST Chemistry Reference: {3-(4-methylphenyl)-3-[(4-methylphenyl)amino]prop-2-en-1-ylidene}propanedinitrile(4768-40-5)
• EPA Substance Registry System: {3-(4-methylphenyl)-3-[(4-methylphenyl)amino]prop-2-en-1-ylidene}propanedinitrile(4768-40-5)

Safety Data

• Hazardous Substances Data: 4768-40-5(Hazardous Substances Data)

Usage

General Description

{3-(4-methylphenyl)-3-[(4-methylphenyl)amino]prop-2-en-1-ylidene}propanedinitrile, also known as Methyl Orange, is a chemical compound with the molecular formula C15H15N3. It is a dye commonly used in laboratory settings as an indicator, particularly in acid-base titrations. Methyl Orange appears as a reddish-brown powder and is soluble in water, alcohol, and ether. It is known for its ability to change color in response to changes in pH, turning from red in acidic solutions to yellow in neutral or basic solutions. It is important to note that Methyl Orange is considered a hazardous chemical and should be handled with proper care and caution.