71591-94-1

Basic information

• Product Name: 2-[(phenylamino)methylidene]-1H-phenalene-1,3(2H)-dione
• CAS NO: 71591-94-1
• Molecular Formula: C₂₀H₁₃NO₂
• Molecular Weight: 299.3227
• Mol File: 71591-94-1.mol
• Article Data: 2

Chemical Properties

• Boiling Point: 495.6°C at 760 mmHg
• Flash Point: 185.9°C
• Density: 1.424g/cm³
• Vapor Pressure: 5.84E-10mmHg at 25°C
• Refractive Index: 1.825
• CAS DataBase Reference: 2-[(phenylamino)methylidene]-1H-phenalene-1,3(2H)-dione(CAS DataBase Reference)
• NIST Chemistry Reference: 2-[(phenylamino)methylidene]-1H-phenalene-1,3(2H)-dione(71591-94-1)
• EPA Substance Registry System: 2-[(phenylamino)methylidene]-1H-phenalene-1,3(2H)-dione(71591-94-1)

Safety Data

• Hazardous Substances Data: 71591-94-1(Hazardous Substances Data)

Upstream product

• 5821-59-0 phenalene-1,3-dione 
• 122-51-0 orthoformic acid triethyl ester 
• 62-53-3 aniline 
• 5472-84-4 3-hydroxy-phenalen-1-one 

Relevant articles and documents

Ring closure reactions of cyclic 2-arylaminomethylene-1,3-diones

5-Arylaminomethylene compounds such as 5-arylaminomethylenepyrimidine-2,4,6-triones 2 or 2-phenylaminomethylenephenalene-1,3-dione 13 cyclize by thermolysis via migration of the arylamino group to pyrimido[4,5-b]quinoline-2,4-diones 6 or 7-oxo-7H-naphtho[