Reaction of N-Acetyl-2,3-diphenylindole with Nitric Acid

1972 ◽  
Vol 50 (20) ◽  
pp. 3392-3396 ◽  
Author(s):  
Vinod Dave ◽  
E. W. Warnhoff

Based on spectroscopic and chemical evidence the 3-hydroxy-6-nitro-2,3-diphenylindolenine structure 8 is assigned to the previously reported N-acetyl-2,3-diphenylindole–nitric acid reaction product. The product from the acid-catalyzed rearrangement of 8 is assigned the oxindole structure 12.

2013 ◽  
Vol 581 ◽  
pp. 26-29 ◽  
Author(s):  
Bo Long ◽  
Chun-Ran Chang ◽  
Zheng-Wen Long ◽  
Yi-Bo Wang ◽  
Xing-Feng Tan ◽  
...  

2020 ◽  
Vol 5 (45) ◽  
pp. 14288-14291
Author(s):  
Zhenpeng Shen ◽  
Zhe Zhao ◽  
Yun‐Lai Ren ◽  
Wenbo Liu ◽  
Xinzhe Tian ◽  
...  

1972 ◽  
Vol 50 (6) ◽  
pp. 952-955 ◽  
Author(s):  
E. Lee-Ruff

Acid-catalyzed rearrangement of 3-methylene-2,2,4,4-tetramethylcyclobutanone (1) gave the γ-lactone of 2,2,3,4-tetramethyl-4-hydroxyvaleric acid. Reaction of 2,2,4,4-tetramethylcyclobutane-1,3-dione (5) with PPA gave diisopropylketone with evolution of carbon dioxide. Acylium ions are postulated as intermediates in both these reactions.


1995 ◽  
Vol 32 (2) ◽  
pp. 118-124 ◽  
Author(s):  
Osamu TOCHIYAMA ◽  
Yoshinobu NAKAMURA ◽  
Masaya HIROTA ◽  
Yasushi INOUE

1995 ◽  
Vol 36 (8) ◽  
pp. 1201-1204 ◽  
Author(s):  
Angela R. Suárez ◽  
Laura I. Rossi ◽  
Sandra E. Martín
Keyword(s):  

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