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Efficient and Facile Synthesis of Chromenopyrano[2,3-b]pyridine Derivatives Catalyzed by Sodium Carbonate

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Supporting information

Efficient and Facile Synthesis of Chromenopyrano[2,3-b]pyridine Derivatives Catalyzed by Sodium Carbonate

Raziyeh Keshavarz, Mahnaz Farahi* and Bahador Karami

Department of Chemistry, Yasouj University, P. O. Box 353, Yasouj 75918-74831, Iran

*Corresponding author: E-mail: farahimb@yu.ac.ir

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1H NMR spectrum of 7a

13C NMR spectrum of 7a

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3

1H NMR spectrum of 7b

13C NMR spectrum of 7b

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4

1H NMR spectrum of 7c

13C NMR spectrum of 7c

(5)

5

1H NMR spectrum of 7d

13C NMR spectrum of 7d

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6

1H NMR spectrum of 8a

13C NMR spectrum of 8a

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7

1H NMR spectrum of 8b

13C NMR spectrum of 8b

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8

1H NMR spectrum of 8c

13C NMR spectrum of 8c

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9 O

O

O

N

NH2 NO2

(10)

11 O

O

O

N

NH2

H3C

(11)

11 O

O

O

N

NH2 Cl

(12)

12 O

O

O

N

NH2

H3CO

(13)

13 O

O

O

N

H2N

F

(14)

14 O

O

O

N

NH2

Cl

Cl

(15)

15 O

O

O

N

NH2

Cl

Reference

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