33252-28-7
6-氯-3-氰基吡啶
→
27885-58-1
6-sulfanylidene-1H-pyridine-3-carbonitrile
65520-12-9
4-cyanopyridine hydrochloride
66154-68-5
6-methylsulfonylpyridine-3-carbonitrile
174486-12-5
5-cyanopyridine-2-sulfonyl chloride
408350-80-1
2-甲硫基-5-氰基吡啶