ChemInform Abstract: An Efficient One-Pot Synthesis of Pyrrolo(4,3,2-ij)isoquinoline Derivatives by a Consecutive Aza-Wittig/Electrocyclic Ring Closure/ Intramolecular Acylation Process.

P Molina,A Vidal,M Alajarin

doi:10.1002/chin.199232166

ChemInform Abstract: An Efficient One-Pot Synthesis of Pyrrolo(4,3,2-ij)isoquinoline Derivatives by a Consecutive Aza-Wittig/Electrocyclic Ring Closure/ Intramolecular Acylation Process.

P Molina, A Vidal + Show 1 more

https://doi.org/10.1002/chin.199232166

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Journal: ChemInform

Publication Date: Aug 21, 2010

Affiliation: University of Murcia

#Aromatic Isocyanates #Isoquinoline Derivatives + Show 8 more

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Abstract

Iminophosphorane, ethyl 5-ethoxycarbonyl-2-methoxy-α-[(triphenylphosphoranylidene)amino]cinnamate (4) reacts with aliphatic and aromatic isocyanates in toluene at 170 o C to give directly the corresponding pyrrolo[4,3,2-if]isoquinolines 8 in moderate yields

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