1.4A 0.96A Hydroxy Substituent 108.9° H H H When-OH is part of a higher priority class of compound,it is named as hydroxy. 。Example: OH CHCHCHCOOH also known as GHB 4-hydroxybutanoic acid => Chapter 10 9 Chapter 10 9 Hydroxy Substituent • When -OH is part of a higher priority class of compound, it is named as hydroxy. • Example: CH2 CH2 CH2 COOH OH 4-hydroxybutanoic acid also known as GHB =>