6-Benzoxazolesulfonyl chloride, 2,3-dihydro-2-oxo-
6-Benzoxazolinesulfonyl chloride, 2-oxo-
2,3-Dihydro-2-oxo-6-benzoxazolesulfonyl chloride
2-Oxo-2,3-dihydro-1,3-benzoxazole-6-sulfonyl Chloride
2-Oxo-2,3-dihydrobenzoxazole-6-sulfonyl chloride
2-Oxo-2,3-dihydrobenzo[d]oxazole-6-sulfonyl chloride
2-Oxo-3H-1,3-benzoxazole-6-sulfonyl chloride
2-Hydroxy-1,3-benzoxazole-6-sulfonyl chloride