Abstract
Dimethylaminomethylation of polyamides and polyethers based on the di-acid chloride of .2, 2-dihydroxycarbonylbi (5-indolyl)oxide, and -sulfone, hexamethylenediamine, 4, 4'-diaminodiphenyloxide, and 2, 2-di(4hydroxy-3-chlorophenyl)propane has yielded gramine analogs which were converted into the corresponding water-soluble polyhydrochlorides, the preparation of sodium salts of several polyamides and polyamides containing indole fragments in the polymer chain is also described.
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