Synthetic Communications p. 3315 - 3323 (2009)
Update date:2022-08-11
Topics:
Sonoda, Motohiro
Kinoshita, Shoko
Luu, Thanh
Fukuda, Hiroshi
Miki, Koji
Umeda, Rui
Tobe, Yoshito
Selective lithiation of 3-bromothiophene was accomplished under controlled conditions without formation of undesired thienyllithium compounds. A thienyl Grignard reagent derived from 2-bromo-3-iodothiophene was transformed into 2-bromo-3-formylthiophene in high selectivity by formylation with dimethylformamide (DMF) at optimal reaction temperature. Copyright Taylor & Francis Group, LLC.
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