Bicyclic amide acetals are prepared from organic nitriles and di

Details Bicyclic amide acetals are prepared from organic nitriles and di Bicyclic amide acetals are prepared from organic nitriles and di

1985-05-20

1987-03-24

Daus, Donald G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548218, 548219, C07D49804

Patent

active

046526552

ABSTRACT:
An improved process for preparing bicyclic amide acetals from an organic nitrile and a dialkanol amine wherein the reaction temperature is maintained in the range of from room temperature to 140.degree. C., and the bicyclic amide acetal product is removed from the reaction mixture by extraction into a hydrocarbon or organic nitrile solvent prior to its purification is described.

REFERENCES:
patent: 2448890 (1948-09-01), Johnston
patent: 4501679 (1985-02-01), Reierson et al.
Chemische Werke Huels, Chem. Abst. 74-31744c.
Burzin, Chem. Abst. 81-25594.
Seeliger et al., Angnew Chem. Intenat. Edit. vol. 5, (10), pp. 875-888.
Feinauer, Synthesis (1971), pp. 16-26.

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