Artemisinine derivatives, and uses thereof for treating malaria

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C549S354000, C514S450000

Reexamination Certificate

active

07417155

ABSTRACT:
A new artemisinin derivatives, of following general formula (I):In which:a and b represent a single or a double bond,n1 and n2 represent 0 or 1,R1represents a fluoroalkyl group or a fluoroaryl group,R2represents a hydrogen atom, or a halogen atom, or a group, if appropriate ionisable, making it possible to render said compounds of formula (I) water-soluble,R3represents a group, if appropriate ionisable, making it possible to render said compounds of formula (I) water-soluble,R4represents H or OH. The invention also relates to the process by which they are obtained, and their uses in pharmaceutical compositions intended for the treatment of malaria.

REFERENCES:
Ziffer et al. Journal of Medicinal chemistry, 1995, 38, 4120-4124 (p. 4121, compound 1).
Yu Ming Pu et al., “Synthesis and Antimalarial Activities of Several Fluorinated Artemisinn Derivatives”, Journal Medicinal Chemistry, American Chemical Society, Washington, DC 1995, vol. 38, pp. 4120-4124.
Truong Thi Thanh Nga et al., “Synthesis and Antimalarial Activities of Fluoroalkyl Derivatives of Dihydroartemisinin”, Journal of Medicinal Chemistry, American Chemical Society, Washington, DC,vol. 41, 1998, pp. 4101-4108.
Ahmed Abouabdellah et al., “Synthesis and in vivo Antimalarial Activity of 12α-Trifluoromethyl-Hydroartemisinin”, Bioorganic & Medicinal Chemistry Letters, Oxford, GB, vol. 6, No. 22, Nov. 19, 1996, pp. 2717-2720.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Artemisinine derivatives, and uses thereof for treating malaria does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Artemisinine derivatives, and uses thereof for treating malaria, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Artemisinine derivatives, and uses thereof for treating malaria will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-4008583

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.