Octet / Functional Groups
Phenol
Phenol (Ar-OH) - aromatics. OH on benzene ring. More acidic than alcohols (pKa ~10). Activates ring for EAS.
Aromatics
Functional Group details
Name
Phenol
Category
Aromatics
Smiles
c1ccccc1O
General Formula
Ar-OH
Description
OH on benzene ring. More acidic than alcohols (pKa ~10). Activates ring for EAS.
Properties
- Polarity
polar
- H Bond Donor
Yes
- H Bond Acceptor
Yes
- Boiling Point Trend
High BP due to H-bonding
Spectroscopy
- Ir Peaks
3200-3600 cm⁻¹ (O-H)
1200-1400 cm⁻¹ (C-O)
- H Nmr Shifts
4-8 ppm (OH)
6.5-7.5 ppm (aromatic)
- C Nmr Shifts
115-165 ppm
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