Selective demethylation of Di- and tri-methoxyanthraquinones via aryloxydifluoroboron chelates. Synthesis of 4-hydroxy-1,5-dimethoxyanthraquinone and 1,4-dihydroxy-5-methoxyanthraquinone

Peter N. Preston; Thomas Winwick; John O. Morley

Selective demethylation of Di- and tri-methoxyanthraquinones via aryloxydifluoroboron chelates. Synthesis of 4-hydroxy-1,5-dimethoxyanthraquinone and 1,4-dihydroxy-5-methoxyanthraquinone

Peter N. Preston, Thomas Winwick, John O. Morley

School of Engineering & Physical Sciences

Research output: Contribution to journal › Article › peer-review

9 Citations (Scopus)

Abstract

Methoxyanthraquinone derivatives react with boron trifluoride-diethyl ether to give mono- and bis-difluoroboron chelates which, in methanol, are converted into hydroxyanthraquinones; an extension of this method is described for the synthesis of 2-hydroxy-2',4,4'-trimethoxybenzophenone.

Original language	English
Pages (from-to)	89-90
Number of pages	2
Journal	Journal of the Chemical Society, Chemical Communications
Issue number	2
Publication status	Published - 1983

Cite this

@article{d578b47aa6ba4b6bbdd8cfbf5589da48,

title = "Selective demethylation of Di- and tri-methoxyanthraquinones via aryloxydifluoroboron chelates. Synthesis of 4-hydroxy-1,5-dimethoxyanthraquinone and 1,4-dihydroxy-5-methoxyanthraquinone",

abstract = "Methoxyanthraquinone derivatives react with boron trifluoride-diethyl ether to give mono- and bis-difluoroboron chelates which, in methanol, are converted into hydroxyanthraquinones; an extension of this method is described for the synthesis of 2-hydroxy-2',4,4'-trimethoxybenzophenone.",

author = "Preston, {Peter N.} and Thomas Winwick and Morley, {John O.}",

year = "1983",

language = "English",

pages = "89--90",

journal = "Journal of the Chemical Society, Chemical Communications",

issn = "0022-4936",

publisher = "Chemical Society",

number = "2",

}

Selective demethylation of Di- and tri-methoxyanthraquinones via aryloxydifluoroboron chelates. Synthesis of 4-hydroxy-1,5-dimethoxyanthraquinone and 1,4-dihydroxy-5-methoxyanthraquinone. / Preston, Peter N.; Winwick, Thomas; Morley, John O.
In: Journal of the Chemical Society, Chemical Communications, No. 2, 1983, p. 89-90.

Research output: Contribution to journal › Article › peer-review

TY - JOUR

T1 - Selective demethylation of Di- and tri-methoxyanthraquinones via aryloxydifluoroboron chelates. Synthesis of 4-hydroxy-1,5-dimethoxyanthraquinone and 1,4-dihydroxy-5-methoxyanthraquinone

AU - Preston, Peter N.

AU - Winwick, Thomas

AU - Morley, John O.

PY - 1983

Y1 - 1983

N2 - Methoxyanthraquinone derivatives react with boron trifluoride-diethyl ether to give mono- and bis-difluoroboron chelates which, in methanol, are converted into hydroxyanthraquinones; an extension of this method is described for the synthesis of 2-hydroxy-2',4,4'-trimethoxybenzophenone.

AB - Methoxyanthraquinone derivatives react with boron trifluoride-diethyl ether to give mono- and bis-difluoroboron chelates which, in methanol, are converted into hydroxyanthraquinones; an extension of this method is described for the synthesis of 2-hydroxy-2',4,4'-trimethoxybenzophenone.

UR - http://www.scopus.com/inward/record.url?scp=0008823757&partnerID=8YFLogxK

M3 - Article

SN - 0022-4936

SP - 89

EP - 90

JO - Journal of the Chemical Society, Chemical Communications

JF - Journal of the Chemical Society, Chemical Communications

IS - 2

ER -

Selective demethylation of Di- and tri-methoxyanthraquinones via aryloxydifluoroboron chelates. Synthesis of 4-hydroxy-1,5-dimethoxyanthraquinone and 1,4-dihydroxy-5-methoxyanthraquinone

Abstract

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