Claims
- 1. A compound of the formula: ##STR5## wherein n is 1, 2 or 3.
- 2. <3,3'>-hemiketal-<3,6>-ketal of 2-(1',3'-diketo-4'-cyclopentyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 3. <3,4'>-hemiketal-<3,6>-ketal of 2-(1',4'-diketo-3'-cyclohexyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 4. <3,4'>-hemiketal-<3,6>-ketal of 2-(1',4'-diketo-3'-cycloheptyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 5. A pharmaceutical composition containing a pharmaceutically acceptable carrier together with the <3,3'>-hemiketal-<3,6>-ketal of 2-(1',3'diketo-4'-cyclopentyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 6. A pharmaceutical composition containing a pharmaceutically acceptable carrier together with the <3,4'>-hemiketal-<3,6>-ketal of 2-(1',4'-diketo-3'-cyclohexyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 7. A pharmaceutical composition containing a pharmaceutically acceptable carrier together with <3,4'>-hemiketal-<3,6>-ketal of 2-(1',4'-diketo-3'-cycloheptyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 8. A method of stimulating the immune response of a mammal in need of such stimulation which comprises administering an amount which is effective to stimulate such response of <3,3'>-hemiketal-<3,6>-ketal of 2-(1',3'diketo-4'-cyclopentyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 9. The method of claim 8 wherein the mammal is a human.
- 10. The method of claim 8 wherein the mammal is an animal.
- 11. A method of stimulating the immune response of a mammal in need of such stimulation which comprises administering an amount which is effective to stimulate such response of <3,4'>-hemiketal-<3,6>-ketal of 2-(1',4'-diketo-3'-cyclohexyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 12. The method of claim 11 wherein the mammal is a human.
- 13. The method of claim 1 wherein the mammmal is an animal.
- 14. A method of stimulating the immune response of a mammal in need of such stimulation which comprises administering an amount which is effective to stimulate such response of <3,4'>-hemiketal-<3,6>-ketal of 2-(1',4'-diketo-3'-cycloheptyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 15. The method of claim 14 wherein the mammal is a human.
- 16. The method of claim 14 wherein the mammal is an animal.
- 17. A pharmaceutical composition in dosage unit form containing a pharamceutically acceptable carrier together with <3,3'>-hemiketal-<3,6>-ketal of 2-(1',3'-diketo-4'-cyclopentyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 18. A pharmaceutical composition in dosage unit form containing a pharmaceutically acceptable carrier together with <3,4'>-hemiketal-<3,6>-ketal of 2-(1',4'-diketo-3'-cyclohexyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 19. A pharmaceutical composition in dosage unit form containing a pharmaceutically acceptable carrier together with <3,4'>-hemiketal-<3,6>-ketal of 2-(1',4'-diketo-3'-cycloheptyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 20. A method of inhibiting retroviral activity of a mammal in need of such inhibition which comprises administering an amount which is effective to effect such inhibition of <3,3'>-hemiketal-<3,6>-ketal of 2-(1',3'diketo-4'-cyclopentyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 21. The method of claim 20 wherein the mammal is a human.
- 22. The method of claim 20 wherein the mammal is an animal.
- 23. A method of stimulating the immune response of a mammal in need of such stimulation which comprises administering an amount which is effective to stimulate such response of <3,4'>-hemiketal-<3,6>-ketal of 2-(1',4'diketo-3'-cyclohexyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 24. The method of claim 23 wherein the mammal is a human.
- 25. The method of claim 23 wherein the mammal is an animal.
- 26. A method of inhibiting retroviral activity of a mammal in need of such inhibition which comprises administering an amount which is effective to effect such inhibition of <3,4'>-hemiketal-<3,6>-ketal of 2-(1',4'diketo-3'-cyclopentyl)-2-hydroxy-3-keto-4-dihydroxyethylbutyrolactone.
- 27. The method of claim 26 wherein the mammal is a human.
- 28. The method of claim 26 wherein the mammal is an animal.
Parent Case Info
This application is a continuation of application Ser. No. 090,214, filed Aug. 27, 1987, now abandoned.
Foreign Referenced Citations (1)
Number |
Date |
Country |
2104383 |
Mar 1983 |
GBX |
Continuations (1)
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Number |
Date |
Country |
Parent |
90214 |
Aug 1987 |
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