Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Patent
1980-08-15
1982-07-06
Sutto, Anton H.
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitrogen attached directly or indirectly to the purine ring...
C07D29508
Patent
active
043384439
ABSTRACT:
N-(2-hydroxyethyl)piperazine is prepared by carrying out a reductive alkylation and cyclization reaction of monoethanolamine and diethanolamine in presence of a hydrogen atmosphere and a hydrogenation-dehydrogenation catalyst.
REFERENCES:
patent: 2636033 (1953-04-01), Malkemas
patent: 2910477 (1959-10-01), Long, Jr.
patent: 3037023 (1962-05-01), Moss et al.
patent: 3383417 (1968-05-01), Lichtenwalter
Elderfield, "Heterocyclic Compounds", vol. 6, (1960), p. 429.
Brennan Michael E.
Speranza George P.
Bailey James L.
Kulason Robert A.
Ries Carl G.
Sutto Anton H.
Texaco Inc.
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