Process for producing N-substituted maleimides

Details Process for producing N-substituted maleimides Process for producing N-substituted maleimides

1989-02-16

1990-02-27

Springer, David B.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548549, C07D207448, C07D207452

Patent

active

049048031

ABSTRACT:
N-substituted maleimides are prepared by reacting maleic anhydride with an amine in the presence of Cu or a copper compound and purifying the maleimide produced in the absence of presence of said Cu or copper compound. N-substituted maleimides are widely useful or starting materials or intermediates for medicines, agricultural chemicals, dyes, macromolecular compounds, and the like.

REFERENCES:
C. A., Bd. 106, 1987, 119465 c.
C. A., Bd. 107, 1987, 58847 a.
C. A.=Chemical Abstracts, Bd. 103, 1985, 215157 n.
C. A., Bd. 1986, 34000 f.
C. A., Bd. 104, 1986, 207144 m.

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