← Back to patent-cliff list
CAS 85031-59-0
Dihydroartemisinic acid
Codes: (I)91299-1-a
Application context (from source-drug indications)
Plasmodium infectionArtesunate/Pyronaridine PhosphateCOVID-19Artesunate/Pyronaridine PhosphateFalciparum malariaArtesunate/Pyronaridine PhosphatePlasmodium infectionArtesunate/Mefloquine HydrochlorideFalciparum malariaArtesunate/Mefloquine HydrochloridePlasmodium infectionArtesunateIntestinal neoplasmArtesunateColon cancerArtesunateCervical intraepithelial neoplasiaArtesunateHIV infectionArtesunateCervical cancerArtesunate
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Artesunate/Pyronaridine Phosphate | Tier C — Watch / trade | - |
| Artesunate/Mefloquine Hydrochloride | Tier C — Watch / trade | - |
| Artesunate | Tier C — Watch / trade | - |
Position in synthesis routes (up/downstream chain)
Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.
Dihydroartemisinic acid→(1R,4S,5R,8S,9R,12S,13R)-1,5,9-Trimethyl-11,14,15,16-tetraoxatetracyclo[10.3.1.04,13.08,13]hexadecan-10-one→(1R,4S,5R,8S,9R,12R,13R)-1,5,9-Trimethyl-11,14,15,16-tetraoxatetracyclo[10.3.1.04,13.08,13]hexadecan-10-ol→2,5-Dioxotetrahydrofuran
Dihydroartemisinic acid→(1R,4S,5R,8S,9R,12S,13R)-1,5,9-Trimethyl-11,14,15,16-tetraoxatetracyclo[10.3.1.04,13.08,13]hexadecan-10-one→(1R,4S,5R,8S,9R,12R,13R)-1,5,9-Trimethyl-11,14,15,16-tetraoxatetracyclo[10.3.1.04,13.08,13]hexadecan-10-ol→2,5-Dioxotetrahydrofuran
Dihydroartemisinic acid→(1R,4S,5R,8S,9R,12S,13R)-1,5,9-Trimethyl-11,14,15,16-tetraoxatetracyclo[10.3.1.04,13.08,13]hexadecan-10-one→(1R,4S,5R,8S,9R,12R,13R)-1,5,9-Trimethyl-11,14,15,16-tetraoxatetracyclo[10.3.1.04,13.08,13]hexadecan-10-ol→2,5-Dioxotetrahydrofuran
Intermediates available on this site
No listed intermediates for this target yet — send an RFQ directly and it will enter our matching pool.
This is a CAS-level registry record: registrations across routes are merged. Supplier offers and buyer demands will be matched on this CAS as the primary key.