Two substituted 2-pyrrolin-5-ones: chains built from a single N-H...O hydrogen bond.

Zhen Feng Zhang,Jian Ge Wang, Si Qian Wang, Gui Rong Qu

Acta Crystallographica Section C-crystal Structure Communications（2007）

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摘要

In each of methyl 2-methyl-5-oxo-2-pyrroline-3-carboxylate, C(7)H(9)NO(3), and 3-acetyl-2-methyl-2-pyrrolin-5-one, C(7)H(9)NO(2), the pyrrolinone ring is planar. In each structure, molecules are linked into simple chains by way of a single N-H...O hydrogen bond.

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hydrogen bond

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