Chemistry of hydrocarbon compounds – Aromatic compound synthesis – By condensation of entire cyclic molecules or entire...
Patent
1989-10-11
1990-05-29
Sneed, H. M. S.
Chemistry of hydrocarbon compounds
Aromatic compound synthesis
By condensation of entire cyclic molecules or entire...
568630, 568648, 568716, 568763, 570129, 570184, C07C 202
Patent
active
049297848
ABSTRACT:
Optionally substituted benzyl-benzenes can be prepared by reaction of a benzyl alcohol of the formula ##STR1## with a benzene of the formula ##STR2## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 independently of one another denote hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, fluorine or chlorine, where R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently of one another may also represent hydroxyl and R.sup.5 may additionally be C.sub.5 -C.sub.8 -alkyl,
REFERENCES:
patent: 2914579 (1959-11-01), Erich
patent: 4251675 (1981-02-01), Engel
patent: 4438027 (1984-03-01), Mathais et al.
Benzylation of Aromatic Hydrocarbons in Presence of Activated Clay, Petrova et al., J. Gen. Chem. (USSR), vol. 20: pp. 2249-2253 (1950).
Burmeister Gerhard
Herzhoff Michael
Klinkmann Kurt
Bayer Aktiengesellschaft
Saba J.
Sneed H. M. S.
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