The molecular formula C₄H₁₀S may refer to:

• Butanethiol (n-butyl mercaptan), a volatile, clear to yellowish liquid with a fetid odor
• tert-Butylthiol (t-butyl mercaptan), an organosulfur thiol is used as an odorant for natural gas
• Diethyl sulfide, an organosulfur thioether colorless, malodorous liquid

Index of chemical compounds with the same molecular formula

This set index page lists chemical structure articles associated with the same molecular formula.
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