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US5659029A Preparation of porphyrins and their metal complexes 失效
卟啉及其金属络合物的制备

Preparation of porphyrins and their metal complexes
摘要:
A hydroxyl-containing pyrrolic compound having a hydroxyl group or a hydroxyl-containing group in the 2-position, optionally substituted in the beta positions, is condensed in an acidified two immiscible phase solvent system to produce excellent yields of the corresponding porphyrin or metal porphyrin.
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