Methyl 6-hydroxy-5-(trifluoromethyl)pyridine-3-carboxylate

n.a

5-Chloro-2-fluoropyridine

n.a

(4R,6S)-6-Methyl-7,7-dioxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-4-ol

n.a

Acetamide, N-(5,6-dihydro-6-methyl-7,7-dioxido-4H-thieno[2,3-b]thiopyran-4-yl)-, (4S-trans)-

pharmaceutical intermediate

4H-Thieno(2,3-b)thiopyran-2-sulfonamide, 5,6-dihydro-4-hydroxy-6-methyl-, 7,7-dioxide

Pharmaceutical intermediate

(4R,6S)-4-(ethylamino)-6-methyl-7,7-dioxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide;hydrochloride

active pharmaceutical ingredient