Process for the preparation of naphthacenes

Details Process for the preparation of naphthacenes Process for the preparation of naphthacenes

1987-08-03

1989-08-08

Pal, Asok

Chemistry of hydrocarbon compounds

Aromatic compound synthesis

By ring formation from nonring moiety, e.g., aromatization,...

585 26, 585416, 585408, 585469, C07C 132

Patent

active

048555207

ABSTRACT:
A process for the preparation of a substituted naphthacene is disclosed wherein a 1,3-diphenylpropargyl alcohol is reacted with an alkanesulfonyl halide, the resultant reaction product is heated in the presence of a hindered amine base and the resultant substituted naphthacene is recovered.

REFERENCES:
Moureu et al., C. R. Acad. Sci. (1926), vol. 182, 1440.
Moureu et al., Bull. Soc. Chem. (1930), 216.
Rigaudu et al., Tetrahedron (1977), vol. 33, 767.
Wittig et al., J. Fur Praktische Chemie N. F. (1942), vol. 160, 242.

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