Stabilization of azulene derivatives

Details Stabilization of azulene derivatives Stabilization of azulene derivatives

1983-03-09

1988-09-06

Chan, Nicky

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C14322

Patent

active

047691832

ABSTRACT:
Sodium 1,4-dimethylisopropylazulene-3-sulfonate is stabilized by dissolving it in a suitable solvent and thereafter removing the solvent from the solution by spray-drying or lyophilization.

REFERENCES:
Weissberger, Separation & Purification, Part 1, vol. III, (1956), pp. 821-822, 831-833.
Perry, Perry's Chem. Eng. Handbook, 4th Ed., (1963), pp. 17-58.

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