2-[4-Ethyl-5-oxo-3-(propan-2-yl)-4,5-dihydro-1H-1,2,4-triazol-1-yl]ethane-1-sulfonyl chloride 1g

2-[4-Ethyl-5-oxo-3-(propan-2-yl)-4,5-dihydro-1H-1,2,4-triazol-1-yl]ethane-1-sulfonyl chloride 1g