OXFORD 9000
📚 noun • entry_id 19708

mercaptan

/məˈkapt(ə)n/
Meanings (ES + gloss)
mercaptano
Any of a class of organic compounds of sulphur, ( R₁.S.R₂ ); they tend to be foul-smelling. When R₂ is a hydrogen atom, they are termed thiols or thioalcohols.
Though this might come as a surprise, gas actually has no odor; gas companies are obligated to odorize it to make it safer for use in homes. Mercaptan, a harmless chemical, is adde…
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