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  2. Methanethiol - Wikipedia

    en.wikipedia.org/wiki/Methanethiol

    ɒ l / (also known as methyl mercaptan) is an organosulfur compound with the chemical formula CH 3 SH. It is a colorless gas with a distinctive putrid smell. It is a natural substance found in the blood, brain and feces of animals (including humans), as well as in plant tissues. It also occurs naturally in certain foods, such as some nuts and ...

  3. Ethanethiol - Wikipedia

    en.wikipedia.org/wiki/Ethanethiol

    Ethanethiol, commonly known as ethyl mercaptan, is an organosulfur compound with the formula CH 3 CH 2 SH. [5] It is a colorless liquid with a distinct odor. Abbreviated EtSH, it consists of an ethyl group (Et), CH 3 CH 2, attached to a thiol group, SH. Its structure parallels that of ethanol, but with sulfur in place of oxygen. The odor of ...

  4. That rotten egg smell could be a gas leak. What can you do to ...

    www.aol.com/news/rotten-egg-smell-could-gas...

    Mercaptan is a harmless chemical that smells like sulfur or rotten eggs that utility companies add to natural gas to make it easier to detect ... another dangerous gas that can affect your health ...

  5. EPA list of extremely hazardous substances - Wikipedia

    en.wikipedia.org/wiki/EPA_list_of_extremely...

    This is the list of extremely hazardous substances defined in Section 302 of the U.S. Emergency Planning and Community Right-to-Know Act (42 U.S.C. § 11002).The list can be found as an appendix to 40 CFR 355. [1]

  6. Stink bomb - Wikipedia

    en.wikipedia.org/wiki/Stink_bomb

    Other popular substances on which to base stink bombs are thiols with lower molecular weight such as methyl mercaptan and ethyl mercaptan—the chemicals that are added in minute quantities to natural gas in order to make gas leaks detectable by smell.

  7. 2-Mercaptoethanol - Wikipedia

    en.wikipedia.org/wiki/2-Mercaptoethanol

    2-Mercaptoethanol (also β-mercaptoethanol, BME, 2BME, 2-ME or β-met) is the chemical compound with the formula HOCH 2 CH 2 SH. ME or βME, as it is commonly abbreviated, is used to reduce disulfide bonds and can act as a biological antioxidant by scavenging hydroxyl radicals (amongst others). It is widely used because the hydroxyl group ...

  8. Benzyl mercaptan - Wikipedia

    en.wikipedia.org/wiki/Benzyl_mercaptan

    Benzyl mercaptan can be prepared by the reaction of benzyl chloride and thiourea. The initially formed isothiouronium salt must be subjected to alkaline hydrolysis to obtain the thiol. It has been identified in boxwood (Buxus sempervirens L.) and is known to contribute to the smoky aroma of certain wines. [2] It also occurs naturally in coffee.

  9. tert-Butylthiol - Wikipedia

    en.wikipedia.org/wiki/Tert-Butylthiol

    tert-Butylthiol is the main ingredient in many gas odorant blends. [citation needed] It is always utilized as a blend of other compounds, typically dimethyl sulfide, methyl ethyl sulfide, tetrahydrothiophene or other mercaptans such as isopropyl mercaptan, sec-butyl mercaptan and/or n-butyl mercaptan, due to its rather high melting point of −0.5 °C (31.1 °F).