Results 191 to 200 of about 3,669 (219)

Xanthene

2012
openaire   +1 more source

Convenient synthesis of 12H-benzo[a]xanthenes from 2-tetralone

Tetrahedron Letters, 2004
Amitabh Jha
exaly  

Ultrasound-promoted greener synthesis of aryl-14-H-dibenzo[a,j]xanthenes catalyzed by NH4H2PO4/SiO2 in water

Ultrasonics Sonochemistry, 2009
Ali M Amani
exaly  

Wet cyanuric chloride catalyzed simple and efficient synthesis of 14-aryl or alkyl-14-H-dibenzo[a,j]xanthenes

Catalysis Communications, 2007
Majid M Heravi
exaly  

Of Xanthenes

2004
openaire   +1 more source

Poly(4-vinylpyridinium)hydrogen sulfate: A novel and efficient catalyst for the synthesis of 14-aryl-14H-dibenzo[a,j]xanthenes under conventional heating and ultrasound irradiation

Ultrasonics Sonochemistry, 2012
Nader Ghaffari Khaligh
exaly  

A rapid and efficient method for the synthesis of 14H-dibenzo[α.j] xanthenes, aryl-5H-dibenzo [b.i]xanthene-5,7,12,14-(13H)-tetraone and 1,8-dioxo-octahydroxanthenes by acidic ionic liquid

Chinese Chemical Letters, 2010
Abbas Rahmati
exaly  

Xanthen und Triphenylmethan

Justus Liebigs Annalen der Chemie, 1910
openaire   +1 more source

Conversion of 9-Alkylidene-9-xanthenes into 9-Xanthene-9-thione

2003
A. C. Williams, N. Camp
openaire   +1 more source

Conversion of 9-Xanthen-9-ones into 9-Xanthene-9-thiones

2003
A. C. Williams, N. Camp
openaire   +1 more source