ChemInform Abstract: One-Pot and Solvent-Free Synthesis of Aliphatic and Aromatic 1H-Indazolo[2,1-b]phthalazinetriones Catalyzed by Boron Sulfonic Acid.

ChemInform ◽  
2014 ◽  
Vol 45 (52) ◽  
pp. no-no
Author(s):  
Mehdi Soheilizad ◽  
Mehdi Adib ◽  
Sami Sajjadifar
2015 ◽  
Vol 42 (4) ◽  
pp. 3847-3861 ◽  
Author(s):  
Mahshid Rahimifard ◽  
Ghodsi Mohammadi Ziarani ◽  
Alireza Badiei ◽  
Shima Asadi ◽  
Ali Abolhasani Soorki

2012 ◽  
Vol 9 (4) ◽  
pp. 1854-1863 ◽  
Author(s):  
Abdolkarim Zare ◽  
Mohammad Mokhlesi ◽  
Alireza Hasaninejad ◽  
Tahereh Hekmat-Zadeh

Saccharin sulfonic acid (SaSA) is utilized as a highly efficient, green and inexpensive sulfonic acid-containing catalyst for the following one-pot multi-component organic transformations: (i) the condensation of dimedone (2 eq.) with aromatic aldehydes (1 eq.) leading to 1,8-dioxo-octahydroxanthenes, and (ii) the reaction of 2-naphthol (2 eq.) with arylaldehydes (1 eq.) leading to 14-aryl-14H-dibenzo[a,j]xanthenes. In these protocols, the title compounds are produced in high to excellent yields and in relatively short reaction times under solvent-free conditions.


ChemInform ◽  
2012 ◽  
Vol 43 (35) ◽  
pp. no-no
Author(s):  
Zinatossadat Hossaini ◽  
Faramarz Rostami-Charatib ◽  
Rahimeh Hajinasiria ◽  
Hojatollah Jafaryanc ◽  
Mehdi Shahrakid

2021 ◽  
Vol 18 ◽  
Author(s):  
Ali Aminkhani ◽  
Sina Sharifi

: An efficient four-component reaction to synthesize pyrrolo[2,1-a]isoquinolines from malononitrile, aromatic aldehydes, isoquinoline, and cyclohexyl isocyanide under solvent-free conditions is described. In a convenient, simple, and efficient one-pot procedure, the domino Knoevenagel-nucleophilic cycloaddition reaction affords excellent yields of products in less than 1 h.


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