Preparation of N-(2-hydroxyethyl)-piperazine

Details Preparation of N-(2-hydroxyethyl)-piperazine Preparation of N-(2-hydroxyethyl)-piperazine

1994-07-28

1995-10-03

Tsang, Cecilia

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

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

C07D29508

Patent

active

054553520

ABSTRACT:
Preparation of N-(2-hydroxyethyl)-piperazine by reacting triethanolamine with ammonia in the presence of hydrogen at from 100.degree. to 500.degree. C. and from 10 to 500 bar over a heterogeneous catalyst in which the catalytically active material contains from 20 to 85% by weight of ZrO.sub.2 or Al.sub.2 O.sub.3 or mixtures thereof, from 1 to 30% by weight of at least one copper oxide, calculated as CuO, and from 1 to 60% by weight of at least one oxide of cobalt, nickel or molybdenum, calculated as CoO, NiO and MoO.sub.3, respectively.

REFERENCES:
patent: 2541260 (1951-02-01), Malkemus et al.
patent: 3172891 (1965-03-01), Brader, Jr. et al.
patent: 3297701 (1967-01-01), Brader et al.
patent: 3342820 (1967-09-01), Brader et al.
patent: 3386800 (1968-06-01), Brader et al.
patent: 4328370 (1982-05-01), Fazio
patent: 4338443 (1982-07-01), Brennan et al.
patent: 4709034 (1987-11-01), Marsella
patent: 4725681 (1988-02-01), Shubkin et al.
patent: 4945161 (1990-07-01), Messina et al.
patent: 5068330 (1991-11-01), Burgess et al.
patent: 5196588 (1993-03-01), Burgess et al.
patent: 5214215 (1993-05-01), King et al.

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