Which of the following is the smallest sulphur-containing heterocycle?
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Aziridines
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Ethylene oxide
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Thiirane
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Azirines
C
Correct answer
Explanation
Thiirane, more commonly known as ethylene sulphide, is the cyclic chemical compound with the formula C2H4S. It is the smallest suphur-containing heterocycle. Like many organosulphur compounds, this species has a stench. Thiirane is also used to describe any derivative of the parent ethylene sulphide.