Sulfur → HCID 13672417, compound

Participants

Reaction Steps

A mixture of 5-methyl-6-[1-(2,2,2-trichloroethoxycarbonyl)-3-methyl-1,4-dihydro-4-pyridazinyl]-2H-1,4-thiazin-3(4H)-one (0.4 g) and sulfur sublimed (0.2 g) was treated in the same manner as described in Example 3 (ii) to give the titled compound (0.08 g, yield 36%) as white crystals. Chloroform-methanol (=20:1) was used as a developing eluant.

Provenance & Evidence