Further Proof of Asparagine as Precursor of Acrylamide: Origin of Nitrogen and Carbons of Acrylamide

#1)

#2)

#3)

15N-acrylamide

m/z 73

Unlabeled Acrylamide

m/z 72

15N13C13C13C-acrylamide

m/z 76

From: R.A. Sanders et al. (2002)

NH2

C

CH2

NH2 CH COOH

O

15

NH2

C

CH2

CH2

O

15

NH2

C

CH2

NH2 CH COOH

O

15

NH2

C

CH2

CH2

O

NH2

C

CH2

NH2 CH COOH

O

15

15

13

13

13

13

NH2

C

CH2

CH2

O

15

13

13

13

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