sulphonylsulfonyln.
Chem.
The divalent radical SO2, derived from a sulphonic acid group by removal of the OH group. Usu. attrib.
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the world > matter > chemistry > elements and compounds > metals > specific elements > selenium > [noun] > radicals
thionyl1866
selenyl1910
sulphonyl1920
1920 Chem. Abstr. 14 1947 Place 3 g. of pulverized sulfonyl chloride in a round-bottomed flask.
1953 Chem. & Engin. News 5 Jan. 91/3 The inorganic name of the radical SO2 is sulfuryl, while its organic name is sulfonyl.
1975 R. F. Brown Org. Chem. xxix. 956 Some of the sulfonyl chlorides and esters have been used so often that trivial names have been coined.
Derivatives
sulˈphonylate v. trans.
ΚΠ
1980 Chem. Abstr. XCIII. 843/2 Thiazole hydrobromide was *sulfonylated with..arsenesulfonyl chlorides to give the corresponding 7-sulfonylthiazolium chlorides.
ˌsulphonyˈlation n. conversion into a sulphonyl compound.
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the world > matter > chemistry > chemical substances > salts > [noun] > salts named by atomic number > sulphates or sulphites > converting into a sulphonyl compound
sulphonylation1956
1956 Chem. Abstr. 50 10677/1 (heading) Friedel-Crafts acylation and *sulfonylation reactions.
1979 Tetrahedron Lett. Sept. 3790 The mild conditions used in this sulphonylation provide some advantages over the more usual preparative methods for unsymmetrical sulphones.
This entry has not yet been fully updated (first published 1986; most recently modified version published online November 2010).
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