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ChemicalBook CAS DataBase List 1,4-BIS(2-HYDROXYETHYL)PIPERAZINE
122-96-3

1,4-BIS(2-HYDROXYETHYL)PIPERAZINE synthesis

11synthesis methods
-

Yield:122-96-3 79%

Reaction Conditions:

with hydrogen at 180 - 200; under 60006 Torr; for 10 h;Product distribution / selectivity;Autoclave;Inert atmosphere;

Steps:

2
Example 2Preparation of 1,4-bis(hydroxyethyl)piperazine from diethanolamine (no solvent)Example 2 was carried out under the conditions of example 1 in the same apparatus. 100 g of diethanolamine (II) and 10 g of catalyst A were used. Gas chromatographic analysis (GC column: 30 m RTX Amin) indicated, at quantitative diethanolamine conversion, that the reaction output comprised 79% of 1,4-bis(hydroxyethyl)piperazine.

References:

BASF SE US2012/108816, 2012, A1 Location in patent:Page/Page column 6

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