Preparation of aminoalkyl half-esters of sulfuric acid

Details Preparation of aminoalkyl half-esters of sulfuric acid Preparation of aminoalkyl half-esters of sulfuric acid

1981-02-04

1982-05-18

Chan, Nicky

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C14102

Patent

active

043304800

ABSTRACT:
A process for the preparation of an aminoalkyl half-ester of sulfuric acid by simultaneously adding an aminoalkanol and sulfuric acid to a suspending medium, boiling at 70.degree.-150.degree. C., with vigorous mixing, distilling off the water formed during the reaction, and any water introduced with the starting materials, together with a part of the suspending medium, as an azeotrope, separating off the water from the condensed azeotrope and recycling the suspending medium, as a gas, to the reaction mixture.

REFERENCES:
patent: 3133950 (1968-05-01), Pizzarello et al.
patent: 3398183 (1968-08-01), Kindler et al.

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