Process for the preparation of oligomeric 2,2,4-trimethyl-1,2-di

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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C07D40102

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048974820

ABSTRACT:
Oligomeric 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ) is prepared from monomeric TMQ by heating the latter in the presence of a polybasic aliphatic carboxylic acid and in the presence of small amounts of water.

REFERENCES:
patent: 2514648 (1950-07-01), Rehe et al.
patent: 3047521 (1962-07-01), Harman
patent: 3244683 (1966-05-01), Kline

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