Can PEG-Hematin (a pegylated porphyrin) be purified by crystallization?

I synthesized PEG-Hematin by the following procedure: Diethyl azodicarboxylate (240 μl, 0.60 mmol) was added to PEG (0.5 g, 0.25 mmol), triphenylphosphine (160 mg, 0.60 mmol) and hematin (190 mg,...

04 April 2016 4,550 3 View