ChemInform Abstract: Synthesis and Prope
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V. A. YANCHISHIN; G. A. KARLIVAN; R. E. VALTER
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Article
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2010
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John Wiley and Sons
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Synthesis and Properties of Betaines of 1,4-Benzoquinone and Tetracyanoquinodimethane Dipyridinium Derivatives. -Treatment of the betaine (III) with HClO 4 gives the monohydroxy derivative (IV), while with HBr the dihydroxy analogue (V) is obtained. Bromination of (III) yields the perbromide (VI). -