- Convenient chlorination with concentrated hydrochloric acid in the presence of iodosylbenzene
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An efficient chlorination of -keto esters, 1,3-diketones, and alkenes was performed conveniently with concentrated HCl in the presence of PhIO, selectively giving -chloro - keto esters, 2-chloro-1,3-diketones, and 1,2-dichloroalkanes, respectively. It was suggested that the chlorination took place with (dichloroiodo)benzene generated in situ. A selective anti-addition was observed in the chlorination of indene. Georg Thieme Verlag Stuttgart New York.
- Kitamura, Tsugio,Tazawa, Yui,Morshed, Mohammad Hasan,Kobayashi, Soichi
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scheme or table
p. 1159 - 1162
(2012/05/20)
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- One-pot procedures for preparing (dichloroiodo)arenes from arenes and diiodine, with chromium(VI) oxide as the oxidant
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Ten representative (dichloroiodo)arenes, ArICl2, were prepared from the corresponding arenes and diiodine in variable anhydrous mixtures, ArH/I2/CrO3/AcOH/Ac2O/conc. H 2SO4, followed by the
- Obeid, Nicolas,Skulski, Lech
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p. 869 - 874
(2007/10/03)
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- One-pot preparations of (dichloroiodo)arenes from some arenes
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Arenes (ArH) were substituted with some transient I3+ species, generated in situ in appropriate, anhydrous I2/NaIO4 or NaIO3/AcOH/Ac2O/concd H2SO4 mixtures, to form soluble organ
- Lulinski, Piotr,Obeid, Nicolas,Skulski, Lech
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p. 2433 - 2434
(2007/10/03)
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- N-Phenyliodonio Carboxamide Tosylates: Synthesis and Hydrolysis to Alkylammonium Tosylates
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The synthesis of N-phenyliodonio carboxamide tosylates from carboxamides and benzene and their degradative hydrolysis in acetonitrile to alkylammonium tosylates are described.
- Lazbin, I. Mark,Koser, Gerald F.
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p. 476 - 477
(2007/10/02)
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- Oxidative Displacement of Halogen from Alkyl Halides by Phenyliodine(III) Dicarboxylates
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The reaction of alkyl iodides with aryliodine(III) dicarboxylates affords as the main product the ester derived through substitution of iodine by an acyloxy group; in some cases α-iodoalkyl esters are also formed along with other minor products.Certain reactive bromides and chlorides react along similar lines.The mechanism of these reactions is briefly discussed.
- Gallos, John,Varvoglis, Anastasios
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p. 1999 - 2002
(2007/10/02)
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