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Table 1 Yield % of the synthesized bis( ω -bromoacetophenones) 3a-c and 4a-c

From: Microwave assisted synthesis of bis and tris(ω-bromoacetophenones): versatile precursors for novel bis(imidazo[1,2-a]pyridines), bis(imidazo[1,2-a]pyrimidines) and their tris-analogs

Entry

X

3a-c( o-isomer)

Yield%a,[39]

Yield%a

   

∆

MW

1

2

3a

68

74

2

3

3b

83

86

3

4

3c

92

95

  

4a-c( p- isomer)

  

4

2

4a

57

60

5

3

4b

85

89

6

4

4c

95

95

  1. aYields of isolated compounds.
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BMC Chemistry

ISSN: 2661-801X

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