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. 2021 Mar 25;121(12):6744–6776. doi: 10.1021/acs.chemrev.0c01076

Table 9. Fiesselmann’s Thiophene Synthesis Using CsCO3/MgSO4 (1/2) in Methanol at Ambient Temperature100.

2.3.1.

R1 R2 yield (%)
Ph CH(OEt)2 83
Ph CH2NHBoc 89
CF3 CH(OEt)2 79
C5H11 CH(OEt)2 84