← Back to patent-cliff list
CAS 35392-65-5
3-methoxy-2-methyl-1-oxidopyridin-1-ium
Codes：S-pantoprazole sodium-023
Application context (from source-drug indications)
胃食管反流病（S）-泮托拉唑钠消化性溃疡（S）-泮托拉唑钠出血（S）-泮托拉唑钠创伤和损伤（S）-泮托拉唑钠昏迷（S）-泮托拉唑钠吸入性肺炎（S）-泮托拉唑钠
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| （S）-泮托拉唑钠S-pantoprazole sodium | 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.
(3,4-Dimethoxypyridin-2-yl)methanol→2-Methylpyridin-3-ol→3-methoxy-2-methylpyridine→3-methoxy-2-methyl-1-oxidopyridin-1-ium→3-methoxy-2-methyl-4-nitro-1-oxido-1-pyridin-1-ylium→3,4-Dimethoxy-2-methylpyridine 1-oxide→Acetic anhydride→(3,4-dimethoxypyridin-2-yl)methyl acetate→3-methoxypyridine→4-Chloro-3-methoxypyridine hydrochloride→2-Oxopropionic acid ethyl ester→ethyl 4-chloro-3-methoxypyridine-2-carboxylate→methyl 3,4-dimethoxypyridine-2-carboxylate
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.