Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Recombinant or stably-transformed bacterium encoding one or...
Patent
1981-05-28
1984-11-06
Waltz, Thomas A.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Recombinant or stably-transformed bacterium encoding one or...
2604109R, 260413, 424312, 424314, 424318, 424343, 560261, 568879, C07C 69587, A61K 3122, A61K 3123
Patent
active
044812175
ABSTRACT:
An .alpha.,.beta.-dihydropolyprenyl derivative having the formula (I): ##STR1## wherein X represents a group of --COOR.sub.1 or --CH.sub.2 OR.sub.2 in which R.sub.1 is the hydrogen atom or a lower alkyl group and R.sub.2 is the hydrogen atom or an aliphatic acyl group having one to four carbon atoms; and n is an integer of one to four. A process for the preparation of the .alpha.,.beta.-dihydropolyprenyl derivative and a therapeutic agent for treatment of liver diseases comprising the same are also disclosed.
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Wagner & Zook, Synthetic Organic Chemistry, pp. 155, 230, 412 and 480, John Wiley & Sons, 1953.
Abe Shinya
Hara Kuniko
Igarashi Toshiji
Inai Yuichi
Shiojiri Hiroyuki
Eisai Co. Ltd.
Waltz Thomas A.
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