Chemistry · PYQ NEET UG 2016(2)

Which of the following compounds will NOT produce propene by reaction with \( \text{HBr} \) followed by elimination or direct only elimination reaction?

1. \( \text{H}_2\text{C}=\text{CH}_2 \)
2. \( \text{H}_3\text{C}-\text{CH}_2-\text{CH}_2\text{OH} \)
3. \( \text{CH}_3-\text{CH}=\text{CH}_2 \)
4. \( \text{H}_3\text{C}-\text{CH}_2-\text{CH}_2\text{Br} \)