Purification of N-substituted aminobenzaldehydes

Details Purification of N-substituted aminobenzaldehydes Purification of N-substituted aminobenzaldehydes

1983-04-28

1984-04-03

Shaver, Paul F.

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

Organic compounds

Amino nitrogen containing

564438, C07C 8526

Patent

active

044409532

ABSTRACT:
The purification of N-substituted aminobenzaldehydes, such as p-dimethylaminobenzaldehyde, is facilitated via the use of sequential suspension, acidification, solids removal, neutralization and product recovery steps.

REFERENCES:
patent: 961915 (1910-06-01), Vagt
patent: 3126413 (1964-03-01), Zimmerman
patent: 3536593 (1970-10-01), Hurley et al.
patent: 3882181 (1975-05-01), Forster
Chem. Abstracts, par. 64:1933 (1966).
Org. Syn. Coll., vol. 1, (1941), pp. 214-217.
Org. Syn., vol. 33, (1953), pp. 27-29.

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