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31.13.1.22.1 Variation 1: Reductive Cleavage of Benzo[b]thiophene

DOI: 10.1055/sos-SD-031-00879

Rakitin, O. A.Science of Synthesis, (200731969.

Benzo[b]thiophene undergoes reductive cleavage when treated with sodium in ethanol[‌99‌] or, even better, in liquid ammonia,[‌100‌] and thus forms 2-ethylbenzenethiol (59) in high yield (Scheme 29).

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