An efficient one-pot three-component procedure for the synthesis of novel spiroacenaphthene pyrroloisoquinolines with high regioselectivity is described. These compounds were prepared from 1,3-dipolar cycloaddition of an azomethine ylide generated from acenaphthenequinone and 1,2,3,4-tetrahydroisoquinoline via [1,5]-H shift, with chalcone and nitrostyrene derivatives as dipolarophiles. The structure and stereochemistry of the cycloadducts have been established by single crystal X-ray structure and spectroscopic techniques.
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CSIR, Indian Inst Chem Technol, Med Chem & Biotechnol Div, Hyderabad 500007, Andhra Prades, India
Acad Sci & Innovat Res AcSIR, New Delhi 110020, IndiaCSIR, Indian Inst Chem Technol, Med Chem & Biotechnol Div, Hyderabad 500007, Andhra Prades, India
Mali, Prakash R.
Shirsat, Prashishkumar K.
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CSIR, Indian Inst Chem Technol, Med Chem & Biotechnol Div, Hyderabad 500007, Andhra Prades, India
Acad Sci & Innovat Res AcSIR, New Delhi 110020, IndiaCSIR, Indian Inst Chem Technol, Med Chem & Biotechnol Div, Hyderabad 500007, Andhra Prades, India
Shirsat, Prashishkumar K.
Khomane, Navnath
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CSIR, Indian Inst Chem Technol, Med Chem & Biotechnol Div, Hyderabad 500007, Andhra Prades, India
Acad Sci & Innovat Res AcSIR, New Delhi 110020, IndiaCSIR, Indian Inst Chem Technol, Med Chem & Biotechnol Div, Hyderabad 500007, Andhra Prades, India
Khomane, Navnath
Nayak, Lakshama
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CSIR, Indian Inst Chem Technol, Med Chem & Biotechnol Div, Hyderabad 500007, Andhra Prades, IndiaCSIR, Indian Inst Chem Technol, Med Chem & Biotechnol Div, Hyderabad 500007, Andhra Prades, India
Nayak, Lakshama
Nanubolu, Jagadeesh Babu
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CSIR, Indian Inst Chem Technol, Lab Xray Crystallog, Hyderabad 500007, Andhra Prades, IndiaCSIR, Indian Inst Chem Technol, Med Chem & Biotechnol Div, Hyderabad 500007, Andhra Prades, India
Nanubolu, Jagadeesh Babu
Meshram, H. M.
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CSIR, Indian Inst Chem Technol, Med Chem & Biotechnol Div, Hyderabad 500007, Andhra Prades, IndiaCSIR, Indian Inst Chem Technol, Med Chem & Biotechnol Div, Hyderabad 500007, Andhra Prades, India