Chemical Name : 5-Pyrazolone
CAS : 137-44-0
Synonyms: 1H-pyrazol-5(4h)-one;5-Pyrazolone
10547-96-3
886369-93-3
50477-28-6
16673-34-0
Tetra
![4-[2-(5-chloro-2-methoxybenzamido)ethyl]phenylsulphonamide](https://thsciimg.chemcd.cn/TS66760.gif)