Mercaptans

Mercaptans

An unpleasant, rubbery smell of old sulfur; encountered mainly in very old white wines.

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Part of Speech: noun
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Industry/Domain: Beverages
Category: Wine
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Related terms

mercaptan

Chemistry; Organic chemistry

A group of organosulfur compounds that are derivatives of hydrogen sulfide in the same way that alcohols are derivatives of water; have a characteristically disagreeable odor, and ...

mercaptan

Energy; Petrochemical products

A.k.a. thiol. A typically odorous sulfur compound used in diverse applications, ranging from agricultural supplements to polymerization modifiers. Chevron Phillips Chemical offers ...

mercaptan

Science; General science

One of a group of organosulfur compounds which are also called thiols or thio alcohols and which have the general structure RSH. Aromatic thiols are called thiophenols, and ...

mercaptans

Beverages; Wine

An unpleasant, rubbery smell of old sulfur; encountered mainly in very old white wines.

mercaptans

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A group of organic chemical compounds containing an SH group having distinctive odors in small concentrations is often added to natural or LP gases to warn of leaks. Compare ...

mercaptan

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An organic chemical compound that has a sulfur like odor that is added to natural gas before distribution to the consumer, to give it a distinct, unpleasant odor (smells like ...