2641-01-2

Basic information

• Product Name: Propyl Red
• Synonyms: 2-(4-DIPROPYLAMINOPHENYLAZO)BENZOIC ACID;4-(2-CARBOXYPHENYLAZO)-N,N-DIPROPYLANILINE;PROPYL RED;TIMTEC-BB SBB008636;2-[[4-(dipropylamino)phenyl]azo]-benzoicaci;p-Dipropylaminoazobenzene-O-carboxylicacid;2-[4-(Dipropylamino)phenylazo]benzoic acid, 4-(Dipropylamino)azobenzene-2μ-carboxylic acid;PROPYL RED, 80%, PURE
• CAS NO: 2641-01-2
• Molecular Formula: C₁₉H₂₃N₃O₂
• Molecular Weight: 325.4
• EINECS: 220-140-8
• Product Categories: Azo
• Mol File: 2641-01-2.mol
• Article Data: 0

Chemical Properties

• Melting Point: 173-175 °C
• Boiling Point: 463.59°C (rough estimate)
• Flash Point: 265.7 °C
• Appearance: Yellow-orange/Solid
• Density: 1.1611 (rough estimate)
• Vapor Pressure: 1.83E-11mmHg at 25°C
• Refractive Index: 1.5900 (estimate)
• Solubility: Solubility Insoluble in water; soluble in ethanol, methanol
• PKA: 5.48(at 25℃)
• CAS DataBase Reference: Propyl Red(CAS DataBase Reference)
• NIST Chemistry Reference: Propyl Red(2641-01-2)
• EPA Substance Registry System: Propyl Red(2641-01-2)

Safety Data

• Hazard Codes: Xn
• Statements: 44-40-20/21/22
• Safety Statements: 36/37-22
• Hazardous Substances Data: 2641-01-2(Hazardous Substances Data)

Usage

Chemical Properties

dark grey to very dark green crystalline powder

InChI:InChI=1/C19H23N3O2/c1-3-13-22(14-4-2)16-11-9-15(10-12-16)20-21-18-8-6-5-7-17(18)19(23)24/h5-12H,3-4,13-14H2,1-2H3,(H,23,24)/p-1/b21-20+

Upstream product

• 17333-86-7 o-Carboxybenzenediazonium 
• 2217-07-4 N,N-dipropylaniline