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3. STEREOKEMIJA - PBF

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KONFIGURACIJSKI IZOMERI - ENANTIOMERI<br />

Kako provjeriti enantiomerizam?<br />

Ako se zrcalna slika nakon rotacije za 180 ° ne poklapa s originalom, radi se<br />

o enantiomeru (kiralnom spoju).<br />

zrcalo<br />

H<br />

CH 3<br />

CH 3<br />

OH<br />

– • – • – • – • – • –<br />

HO<br />

CH 3<br />

CH 3<br />

H<br />

za 180 o<br />

=<br />

H<br />

CH 3<br />

CH 3<br />

OH<br />

ista kao i prva<br />

struktura<br />

AKIRALAN<br />

H<br />

Br<br />

CH 3<br />

*<br />

*<br />

CH 3<br />

Br<br />

H<br />

– • – • – • – • – • –<br />

Br<br />

H<br />

CH 3<br />

*<br />

*<br />

CH 3<br />

H<br />

Br<br />

za 180 o<br />

=<br />

Br<br />

H<br />

CH 3<br />

*<br />

*<br />

CH 3<br />

H<br />

Br<br />

nije ista kao i<br />

prva struktura<br />

KIRALAN<br />

35

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