Answer:
There are three structural isomers of 1-butanol: 2-butanol ), 2-methyl-1-propanol , and 2-methyl-2-propanol . 2-Butanol, or sec-butanol, or sec-butyl alcohol, or s-butyl alcohol, is a four-carbon chain, with the OH group on the second carbon.
Step-by-step explanation:
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