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Food additives data book - wordpres

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REFERENCES: Jackman, R. L., Yada, R. Y. et al. (1987) Anthocyanins as food colorants – a review. Journal of <strong>Food</strong><br />

Biochemistry, 11, 201–247.<br />

Smith, J. (Ed.) (1991) <strong>Food</strong> Additive User’s Hand<strong>book</strong>. Blackie Academic & Professional.<br />

Goto, T. (1987) Structure, stability and colour variation of natural anthocyanins. In: Progress in the<br />

Chemistry of Organic Natural Products, Springer-Verlag, p. 52.<br />

STRUCTURE OF ANTHOCYANINS:<br />

R 3¢<br />

OH<br />

O<br />

HO<br />

R 5¢<br />

R 3<br />

R 5<br />

R3 = OH R5 = OH<br />

R3¢ R5¢ Anthocyanidins<br />

Pelargonidin (Pg) H H<br />

Cyanidin (Cy) OH H<br />

Peonidin (Pn) OCH3 H<br />

Delphinidin (Dp) OH OH<br />

Petunidin (Pt) OCH3 OH<br />

Malvidin (Mv) OCH3 OCH3<br />

Anthocyanins: Pg, Cy, Pn, Dp, Pt, Mv<br />

with R3 = O–sugar<br />

R5 = OH or O–glucose<br />

Anthocyanin 145

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