Method of preparing diacetyl rhein

Organic compounds -- part of the class 532-570 series – Organic compounds – Polycyclo ring system containing anthracene configured ring...

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C07C 5034

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active

053938984

ABSTRACT:
Diacetylrhein which is substantially free of aloe-emodin components, is prepared by a process wherein

REFERENCES:
patent: 4244968 (1981-01-01), Friedmann
Merck Index, 10th ed., 1983, p. 1179.
V. K. Murty et al., Chemical Examination of Cassia Fistula, Tetrahedron, 1967, vol. 23, 515 to 518.
Drugs of the Future, vol. IV, No. 6, 1979.
U. R. Zope et al., A short synthesis of diacerhein, Chemistry and Industry, Communication to the Editor, p. 124, Feb. 15, 1988.

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