Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1991-11-27
1993-07-06
Bernhardt, Emily
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
5142328, 514253, 514321, 514422, 514414, 514450, 544148, 544378, 546197, 548247, 548454, 548526, 549348, A61K 31335, C07D49318
Patent
active
052254275
ABSTRACT:
10-substituted ether derivatives of 3.alpha., 12.alpha.-Epoxy-3,4,5 5a.alpha., 6,7,8,8a.alpha.,9,10,12.beta., 12a-dodecahydro-10-hydroxy-3.beta.,6.alpha.,9.beta.-trimethylpyano-(4,3-j) (1,2) benzodioxepin, also known as Dihydroartemisinin or Dihydroquinghaosu (DHQ), pharmaceutically acceptable salts thereof, processes for their preparation and their use as chemotherapeutics against protozoal infections are provided.
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Bapat Chintamani P.
Chatterjee Dipak K.
Iver Subramani N.
Karnik Pravin J.
Lal Bansi
Bernhardt Emily
Hoechst Aktiengesellschaft
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