Synthesis of tetraphenylporphines with a
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S. A. Syrbu; A. S. Semeikin; O. I. Koifman; B. D. Berezin
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Article
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1987
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Springer US
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English
โ 480 KB
5,6-Benzindole (VI). 25 ml Of a 5% methanol solution of KOH was added to 0,i: gram (0.478 mmole) of compound V. The mixture was kept at 40-50~ for 15 min, then at 20-22~ for 24 h. The methanol was evaporated and the residue extracted with ether. The ether layer was washed with water and dried over M