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Toluene is also found in cigarette smoke and car exhaust. If not in contact with air, toluene can remain unchanged in soil or water for a long time. [39] Toluene is a common solvent, e.g. for paints, paint thinners, silicone sealants, [40] many chemical reactants, rubber, printing ink, adhesives (glues), lacquers, leather tanners, and ...
Toluene (or methylbenzene) is a common chemical found in chemistry laboratories. An alkylbenzene is a chemical compound that contains a monocyclic aromatic ring attaching to one or more saturated hydrocarbon chains. [1] Alkylbenzenes are derivatives of benzene, in which one or more hydrogen atoms are replaced by alkyl groups.
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In many dialects, /r/ occurs only before a vowel; if you speak such a dialect, simply ignore /r/ in the pronunciation guides where you would not pronounce it, as in cart /kɑːrt/. In other dialects, /j/ ( y es) cannot occur after /t, d, n/ , etc., within the same syllable; if you speak such a dialect, then ignore the /j/ in transcriptions such ...
According to The New Yorker, for years Huang opened every staff meeting with the words, “our company is 30 days from going out of business.” Apparently, even after all the success, the phrase ...
Julien Miquel AIWS is a French YouTuber and winemaker, best known for making word pronunciation videos on his eponymous channel, with over 50,000 uploads as of May 2024. ...
Tosyl group (blue) with a generic "R" group attached Tosylate group with a generic "R" group attached. Note the extra oxygen, compared to plain tosyl. In organic chemistry, a toluenesulfonyl group (tosyl group, abbreviated Ts or Tos [nb 1]) is a univalent functional group with the chemical formula −SO 2 −C 6 H 4 −CH 3.
It is usually encountered as a solution in solvents, commonly toluene but also xylene, cumene, or mesitylene, [1] Used in large excess, it activates precatalysts for alkene polymerization. [ 2 ] [ 3 ] [ 4 ]