Cyclohexyl nitrite

The compound cyclohexyl nitrite is an organic nitrite compound, with formula C6H11NO2. It is the ester of cyclohexanol and nitrous acid. It is an alkyl nitrite like amyl nitrite and butyl nitrite. It acts as an antianginal due to vasodilation. 
Like all alkyl nitrites cyclohexyl nitrite has relatively low boiling point at which makes it to develop vapor quickly.
Even in room temperature, this makes the chemical very unstable and potentially harmful to human body. Inhaling the cyclohexyl nitrite vapor could lead to headache and dangerously low blood pressure.