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Influence of benzo substitution and aza substitution on the stability of cadmium porphyrins

✍ Scribed by B. D. Berezin; T. I. Potapova; E. B. Karavaeva


Book ID
112360254
Publisher
Springer
Year
1978
Tongue
English
Weight
421 KB
Volume
13
Category
Article
ISSN
0040-5760

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## Abstract __N__‐Methylation of the peripherally highly substituted octaethyltetraphenylporphyrin (1) with either methyl iodide or methyl triflate gave the respective mono‐, di‐, tri‐ and tetra‐__N__‐methylated derivatives. Use of methyl triflate under carfully controlled conditions often gave the