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US5599924A Electron-deficient porphyrins and processes and intermediates for preparing same 失效
电子缺陷卟啉及其制备方法和中间体

Electron-deficient porphyrins and processes and intermediates for
preparing same
摘要:
Electron-deficient porphyrins are provided, as well as processes and intermediates for their preparation. In preferred embodiments, the electron-deficient porphyrins are prepared by condensing pyrrole derivatives and removing water thus formed from the resulting reaction mixture.
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