Epoxy compounds usually have stronger nucleophilic ability, because the alkyl group on the oxygen atom makes the bond angle smaller, which makes the lone pair of electrons react more dissimilarly with the electron-deficient system. Compound: 1-(Cyclopropanecarbonyl)indoline-5-sulfonyl chloride, is researched, Molecular C12H12ClNO3S, CAS is 879562-21-7, about Synthesis and properties of 1-acylindolinesulfonamides.Formula: C12H12ClNO3S.
Title compounds I and II were prepared by N-acylation of indoline, bromination and chlorosulfonylation (or just chlorosulfonylation), and amidation. Several properties indicative of potential pharmacol. activities were determined
There are many compounds similar to this compound(879562-21-7)Formula: C12H12ClNO3S. if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.
Reference:
Pyrroline – Wikipedia,
1-Pyrroline | C4H7N – PubChem