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2-Aminomalononitrile 4-methylbenzenesulfonate: BD1139925098-14-695% (contains <6.5%H2O); ￥28.0250mg

2-((Cyanomethyl)amino)ethanesulfonic acid: BD547212776249-60-697%; ￥

8-Thiocyanatoquinoline-5-sulfonic acid: BD67384118615-23-197%; ￥

2-(2-Cyanophenyl)ethanesulfonic acid: BD3209721223748-51-395+%; ￥3563.01g

(E)-4-(4-(4-(Bis(2-cyanoethyl)amino)benzylidene)-3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid: BD65787768541-05-997%; ￥

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