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5012 Sintesi dell'acido acetilsalicilico (aspirina) da acido ... - kriemhild

5012 Sintesi dell'acido acetilsalicilico (aspirina) da acido ... - kriemhild

5012 Sintesi dell'acido acetilsalicilico (aspirina) da acido ... - kriemhild

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NOP http://www.oc-praktikum.de<br />

Spettro IR del prodotto puro (KBr)<br />

1,12<br />

1,0<br />

0,9<br />

0,8<br />

0,7<br />

Egy 0,6<br />

0,5<br />

0,4<br />

0,3<br />

0,2<br />

0,1<br />

Trasmissione [%]<br />

0,00<br />

4000,0 3000 2000 1500 1000 400,0<br />

Numeri d’on<strong>da</strong> [cm -1 ]<br />

[cm -1 ] Assegnazione<br />

3300 - 2500<br />

O-H stretching, <strong>acido</strong> carbossilico,<br />

sovrapposto a C-H stretching<br />

1760 C=O stretching, estere<br />

1700 C=O stretching, <strong>acido</strong> carbossilico<br />

1600, 1575 C=C stretching, aromatico<br />

6<br />

2007

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