| 摘要 |
1,133,687. Indane compounds. GENERAL ELECTRIC CO. 28 March, 1967 [29 March, 1966], No. 14093/67. Heading C2C. [Also in Division A5] The compound 2 - [p - (phenylsulphonyl) phenyl] - 1,3 - indanediene is prepared (in its enol form) by treating phenyl-p-tolylsulphone in dimethylformamide with potassium t-butoxide and diethylphthalate. Rapid cooling of the molten solid compound gives the above keto form.
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