← Back to patent-cliff list
CAS 221446-45-3
3-Ethyl 5-methyl 2-[(2-chloroethoxy)methyl]-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate
Codes：Levamlodipine Besylate-006
Application context (from source-drug indications)
高血压苯磺酸左旋氨氯地平心绞痛苯磺酸左旋氨氯地平原发性高血压苯磺酸左旋氨氯地平
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 苯磺酸左旋氨氯地平Levamlodipine Besylate | 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-Ethyl 5-methyl 2-[(2-chloroethoxy)methyl]-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate→5-Ethyl 3-methyl 4-(2-chlorophenyl)-2-methyl-6-[(2-nitroethoxy)methyl]-1,4-dihydropyridine-3,5-dicarboxylate→(±)-2-(2-Aminoethoxymethyl)-4-(2-chlorophenyl)-3-ethoxycarbonyl-5-methoxycarbonyl-6-methyl-1,4-dihydropyridine→Ethyl 4-(2-phthalimidoethoxy)acetoacetate→3-Amino-2-butenoic acid methyl ester→2-Chlorobenzaldehyde→3-Ethyl 5-methyl (4RS)-4-(2-chlorophenyl)-2-[[2-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)ethoxy]methyl]-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate
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.