2-Bromo-5-ethylthiophene
2-Bromo-5-(difluoromethyl)thiophene
2-Bromo-5-propylthiophene
2-Bromo-3-hexylthiophene
5-Bromo-2-thiophenesulfonyl Chloride
N-tert-Butyl 5-bromo-2-thiophenesulfonamide
