Process for the purification of technical-grade N-alkyl urea

Details Process for the purification of technical-grade N-alkyl urea Process for the purification of technical-grade N-alkyl urea

1992-12-24

1995-08-29

Clardy, S. Mark

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

Organic compounds

Amino nitrogen containing

564 73, C07C27316

Patent

active

054462002

ABSTRACT:
A process for the purification of technical-grade N-alkyl urea, particularly mono-ethyl urea, including an alkali metal sulphate, characterised in that it includes the steps of:

REFERENCES:
patent: 2673859 (1954-03-01), Simons
patent: 3297753 (1967-01-01), Rutledge
R. C. Weast `CRC Handbook of Chemistry and Physics, 69th ed., 1988-1989` 1988, CRC Press, Inc., Boca Raton, Fla., US--p. B-121; No. p. 476.
P. B-133; No. s414; p. C-539; No. 14714; p. C-540; No. 14741 and No. 14749; p. C-541; No. 14763.

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