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CAS 884488-07-7
(1S,3aR,7aR)-1-((S)-1-(3-hydroxy-3-methylbutoxy)ethyl)-7a-methyloctahydro-4H-inden-4-one
Codes: MAXA-045
Application context (from source-drug indications)
Secondary hyperparathyroidismMaxacalcitolHyperparathyroidismMaxacalcitol
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Maxacalcitol | 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.
((Z)-2-((3S,5R)-3,5-bis((tert-butyldimethylsilyl)oxy)-2-methylenecyclohexylidene)ethyl)diphenylphosphine oxide→1-((1S,3aR,4S,7aS)-4-((tert-butyldimethylsilyl)oxy)-7a-methyloctahydro-1H-inden-1-yl)ethan-1-one→(S)-1-((1S,3aR,4S,7aR)-4-((tert-butyldimethylsilyl)oxy)-7a-methyloctahydro-1H-inden-1-yl)ethan-1-ol→3-(bromomethyl)-2,2-dimethyloxirane→tert-butyl(((1S,3aR,4S,7aR)-1-((1S)-1-((3,3-dimethyloxiran-2-yl)methoxy)ethyl)-7a-methyloctahydro-1H-inden-4-yl)oxy)dimethylsilane→4-((S)-1-((1S,3aR,4S,7aR)-4-((tert-butyldimethylsilyl)oxy)-7a-methyloctahydro-1H-inden-1-yl)ethoxy)-2-methylbutan-2-ol→(1S,3aR,4S,7aS)-1-((S)-1-(3-hydroxy-3-methylbutoxy)ethyl)-7a-methyloctahydro-1H-inden-4-ol→(1S,3aR,7aR)-1-((S)-1-(3-hydroxy-3-methylbutoxy)ethyl)-7a-methyloctahydro-4H-inden-4-one→MAXA-046→MAXA-047
Intermediates available on this site
Side-by-side comparison of all listed offers on this CAS; price bands are list-price ranges, final price subject to RFQ confirmation.
| Supplier | Product | Price band | MOQ | Lead time | Qualifications | Action |
|---|---|---|---|---|---|---|
| Unibest Taizhou GMP-like Site | (1S,3aR,7aR)-1-((S)-1-(3-hydroxy-3-Methylbutoxy)ethyl)-7a-Methylhexahydro-1H-inden-4(2H)-one Pharmaceutical Intermediates | On request | On request | On request | — |
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