Journal of the American Chemical Society

Azulenes. II. Synthesis of 1, 4, 8-Trisubstituted Azulenes1

W Herz

Index: Herz Journal of the American Chemical Society, 1952 , vol. 74, p. 1350

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Citation Number: 3

Abstract

Experimental6 1, 4, 7-Trimethylindan.-A mixture of 97 g. of 3, 4, 7-trimethylindanone,* bp 96- 100'(1.5-2 mm.), 100 ml. of water, 250 ml. of concd. hydrochloric acid and 250 g. of freshly cleaned and amalgamated mossy zinc was refluxed for 23 hours, three 100-ml. portions of hydrochloric acid being added at six-hour intervals. The cooled reaction mixture was diluted with water and extracted with ether. From the dried ether extracts there was obtained 80.5 ...