Journal of the Chemical Society. Chemical communications p. 1182 - 1183 (1981)
Update date:2022-07-31
Topics:
Banwell, Martin G.
Papamihail, Con
Reaction of 11,11-dichlorotricyclo<4.4.1.01,6>undeca-3,8-diene (4) with potassium t-butoxide in dimethyl sulphoxide affords 1,6-methano<10>annulene (9) and 4-methylazulene (10); similar treatment of the dibromopropellane (5) yields the azulene (10), the monobromopropellane (11), but diminished yields of the annulene (9).
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