| 1 | | 4,6-二甲氧基嘧啶-2-磺酰氯 | 4,6-DIMETHOXYPYRIMIDINE-2-SULFONYL CHLORIDE | C6H7ClN2O4S
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| 2 | 115703-22-5 | 5-(氯磺酰基)-1H-吡唑-4-甲酸乙酯 | ETHYL 5-(CHLOROSULFONYL)-1H-PYRAZOLE-4-CARBOXYLATE | C6H7ClN2O4S
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| 3 | | 3-ACETYLAMINO-5-METHYL-ISOXAZOLE-4-SULFONYL CHLORIDE | 3-ACETYLAMINO-5-METHYL-ISOXAZOLE-4-SULFONYL CHLORIDE | C6H7ClN2O4S
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| 4 | 1006468-71-8 | 2-[(4-氯-1H-吡唑-1-基)甲磺酰基]乙酸 | {[(4-chloro-1H-pyrazol-1-yl)methyl]sulfonyl}acetic acid | C6H7ClN2O4S
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| 5 | 1151512-24-1 | methyl 5-(chlorosulfonyl)-1-methyl-1H-pyrazole-4-carboxylate | methyl 5-(chlorosulfonyl)-1-methyl-1H-pyrazole-4-carboxylate | C6H7ClN2O4S
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| 6 | 1073187-02-6 | 2-(chlorosulfonyl)-1H-imidazole-5-carboxylic acid ethyl ester | 2-(chlorosulfonyl)-1H-imidazole-5-carboxylic acid ethyl ester | C6H7ClN2O4S
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| 7 | 124788-36-9 | 1,3-二甲基-2,4-二氧代-1,2,3,4-四氢嘧啶-5-磺酰氯 | 1,3-DIMETHYL-2,4-DIOXO-1,2,3,4-TETRAHYDROPYRIMIDINE-5-SULFONYL CHLORIDE | C6H7ClN2O4S
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