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Table 4 Aza-Michael addition in presence of ABM, KF/ABM or NaNO 3 /ABM

From: New eco-friendly animal bone meal catalysts for preparation of chalcones and aza-Michael adducts

Entry

 

Product

 

Yieldsa (%)/Time (h)

 

N° [ref]

R

X

ABM

KF/ABM

NaNO3/ABM

1

5a[41]

C6H5

H

95/6

96/0.5

93/1

2

5b[42]

C6H5

NO2

86/12

93/1

94/1

3

5c[41]

C6H5

OCH3

75/12

93/3

91/3

4

5d[41]

C6H5

Cl

89/12

90/1

94/1

5

5e[43]

p-CH3OC6H4

H

86/12

97/2

94/1

6

5f[44]

p-CH3OC6H4

NO2

74/12

90/4

93/4

7

5g[42]

p-CH3OC6H4

OCH3

68/12

94/3

93/3

8

5h[45]

p-CH3OC6H4

Cl

78/12

92/3

91/2

9

5i[44]

C6H5CH2

H

59/12

95/12

91/12

10

5j[46]

C6H5CH2

NO2

67/12

92/6

93/6

11

5k[44]

C6H5CH2

OCH3

62/12

91/6

89/6

12

5l[44]

C6H5CH2

Cl

48/12

84/16

81/16

  1. a Yields refer to isolated compounds.