HCID 21828801, compound → HCID 22449474, compound

Participants

Reaction Steps

The reaction was carried out in the same manner as in Example 12-(1), except that 477 mg of the compound prepared in (1) above was used instead of 5-acetylamino-8-methyl-4-thiochromanone of Example 12-(1). The reaction product was post-treated to produce 171 mg of the title compound. NMR(CDCl3)δ: 2.08(3H, s), 2.20(3H, s), 3.20(1H, d, J=13 Hz), 3.51(1H, dd, J=13.9 Hz), 4.7-4.9(1H, m), 7.50(1H, d, J=9.2 Hz), 8.54(1H, d, J=9.2 Hz)

Provenance & Evidence