Isopropylidene malonate-N-alkyl alkylenediamine condensation pro

Fuel and related compositions – Liquid fuels – Aluminum or heavy metal – other than lead – containing

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44 71, 252392, C10L 118

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active

044963688

ABSTRACT:
Novel condensation products of N-alkyl-alkylenediamines and isopropylidene malonate are prepared by refluxing the reactants in solvents inert to the reactants, removing this solvent and extracting the reaction system with an inert solvent such as xylene.

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patent: 3135769 (1964-06-01), Besso
patent: 3337472 (1967-08-01), Littler et al.
patent: 3522022 (1970-07-01), May et al.
patent: 4207079 (1980-06-01), Herbstman et al.
patent: 4412845 (1983-11-01), Kaufman

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