A Novel Synthesis of 1-IsochromanolsviaHetero Diels-Alder Reaction of Carbonyl Compounds with 1-Trimethylsilyloxy-benzocyclobutene as a Precursor of α-Oxy-o-Quinodimethane Under Mild Condition

1996 ◽  
Vol 26 (11) ◽  
pp. 2145-2154 ◽  
Author(s):  
Keisuke Chino ◽  
Toshikazu Takata ◽  
Takeshi Endo
2014 ◽  
Vol 10 (6) ◽  
pp. 951-960
Author(s):  
Orazio Attanasi ◽  
Luca Bianchi ◽  
Maurizio D’Auria ◽  
Gianfranco Favi ◽  
Fabio Mantellini ◽  
...  

1984 ◽  
Vol 25 (40) ◽  
pp. 4541-4544 ◽  
Author(s):  
Masataka Ihara ◽  
Tomoko Kirihara ◽  
Akihiro Kawaguchi ◽  
Keiichiro Fukumoto ◽  
Tetsuji Kametani

Heterocycles ◽  
1985 ◽  
Vol 23 (1) ◽  
pp. 221 ◽  
Author(s):  
Tetsuji Kametani ◽  
Masataka Ihara ◽  
Akihiro Kawaguchi ◽  
Tomoko Kirihara ◽  
Keiichiro Fukumoto

2005 ◽  
Vol 14 (04) ◽  
pp. 469-474 ◽  
Author(s):  
SEUNG EUN LEE ◽  
HYUN NAM CHO ◽  
SUNG HYUN JUNG ◽  
HO CHEOL PARK ◽  
CHANG JUNE LEE ◽  
...  

We synthesized and characterized novel highly phenyl-substituted spirobifluorene and carbazole derivatives such as 3,6-bis[(2,3,4,5-tetraphenyl)phenyl]-9-ethylcarbazole (BTPEC); 3,6-bis(7,10-diphenyl-fluoranthene)-9-ethylcarbazole (BDFEC); 2,7-Bis[(2,3,4,5-tetraphenyl)phenyl]-9,9′-spirobifluorene (BTPSF); and 3,6-bis(7,10-diphenyl-fluo-ran-thene)-9,9′-spirobifluorene (BDFSF), through Diels–Alder reaction. BDFEC showed sky blue PL spectrum at 481 nm and BTPSF showed ultra-violet PL spectrum at 374 nm in chloroform solution. Also BTPEC and BDFSF exhibited PL spectrum at around the UV region, 390 and 467 nm.


1996 ◽  
Vol 37 (44) ◽  
pp. 8037-8040 ◽  
Author(s):  
Archana Rani ◽  
Brijesh Kumar ◽  
Shivaji N. Suryawanshi ◽  
Dewan S. Bhakuni

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