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CAS 19798-80-2
2-Amino-4-chloropyridine
Codes: (IX)859946-1-a
Application context (from source-drug indications)
Biliary tract cancerTasurgratinibBile duct cancerTasurgratinibSolid tumourTasurgratinibCholangiocarcinomaTasurgratinibBreast cancerTasurgratinibHepatic function declineTasurgratinib
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Tasurgratinib | 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-Dihydroxybenzaldehyde→1-Bromo-2-methoxyethane→3-Hydroxy-4-(2-methoxyethoxy)benzaldehyde→3-(Benzyloxy)-4-(2-methoxyethoxy)benzaldehyde→Nitrocarbol→2-(Benzyloxy)-1-(2-methoxyethoxy)-4-[(E)-2-nitroethenyl]benzene→6-(2-Methoxyethoxy)-1H-indol-5-ol→N-(4-Chloropyridin-2-yl)acetamide→2-Amino-4-chloropyridine→N-(4-[[6-(2-Methoxyethoxy)-1H-indol-5-yl]oxy]pyridin-2-yl)acetamide→4-[[6-(2-Methoxyethoxy)-1H-indol-5-yl]oxy]pyridin-2-amine→Phenyl methylcarbamate→Aminomethane hydrochloride→Carbonochloridic acid phenyl ester→1,4-Dioxane-2,5-diol→5-[(2-Aminopyridin-4-yl)oxy]-6-(2-methoxyethoxy)-N-methyl-1H-indole-1-carboxamide→4-[1-(tert-Butoxycarbonyl)piperidin-4-yl]benzoic acid→6-(2-Methoxyethoxy)-N-methyl-5-([2-[4-(piperidin-4-yl)benzamido]pyridin-4-yl]oxy)-1H-indole-1-carboxamide→2-Oxidanylethanal
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 |
|---|---|---|---|---|---|---|
| Qualified Partner — East China API Works | 2-Amino-4-chloropyridine Pharmaceutical Intermediates | On request | On request | On request | — |
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.