5-氯-4-硝基噻吩-2-磺酰氯

2-氯噻吩-5-磺酰胺

N-叔丁基-5-氯-2-噻吩磺酰胺

5-氯-2-噻吩磺酰肼

5-chloro-N-diazothiophene-2-sulfonamide