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CAS 1170036-31-3
Methyl (2Z)-2-[(2-chlorophenyl)methylidene]-3-oxobutanoate
Codes：(VI)109067-2-a、(IV)109067-3-a、(XI)109067-4-a
Application context (from source-drug indications)
高血压Olmesartan Medoxomil/Amlodipine orotate原发性高血压缬沙坦/氨氯地平乳清酸盐
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Olmesartan Medoxomil/Amlodipine orotateOlmesartan Medoxomil/Amlodipine orotate | Tier C — Watch / trade | - |
| 缬沙坦/氨氯地平乳清酸盐Valsartan/Amlodipine Orotate | 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.
Ethyl 4-chloro-3-oxobutanoate→Ethyl 4-[(4-methylbenzene-1-sulfonyl)oxy]-3-oxobutanoate→N-(2-Hydroxyethyl)phthalimide→Ethyl 4-(2-phthalimidoethoxy)acetoacetate→Ethyl (2Z)-3-amino-4-[2-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)ethoxy]but-2-enoate→Methyl (2Z)-2-[(2-chlorophenyl)methylidene]-3-oxobutanoate→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
4-Chloro-3-oxobutyric acid ethyl ester→2-azidoethan-1-ol→ethyl 4-(2-azidoethoxy)-3-oxobutanoate→Methyl (2Z)-2-[(2-chlorophenyl)methylidene]-3-oxobutanoate→3-ethyl 5-methyl 2-[(2-azidoethoxy)methyl]-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate
Diethoxyacetic acid ethyl ester→2,2-Diethoxyethanol→4-Chloro-3-oxobutyric acid ethyl ester→ethyl 4-(2,2-diethoxyethoxy)-3-oxobutanoate→2-Chlorobenzaldehyde→ethyl (2Z)-2-[(2-chlorophenyl)methylidene]-4-(2,2-dimethoxyethoxy)-3-oxobutanoate→Methyl 3-amino-2-butenoate→3-ethyl 5-methyl 4-(2-chlorophenyl)-2-[(2,2-dimethoxyethoxy)methyl]-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate→3-ethyl 5-methyl 4-(2-chlorophenyl)-2-{[(2E)-2-(hydroxyimino)ethoxy]methyl}-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate→ethyl (2E)-3-amino-4-(2,2-diethoxyethoxy)but-2-enoate→Methyl (2Z)-2-[(2-chlorophenyl)methylidene]-3-oxobutanoate
Ethyl 4-chloro-3-oxobutanoate→Ethyl 4-[(4-methylbenzene-1-sulfonyl)oxy]-3-oxobutanoate→N-(2-Hydroxyethyl)phthalimide→Ethyl 4-(2-phthalimidoethoxy)acetoacetate→Ethyl (2Z)-3-amino-4-[2-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)ethoxy]but-2-enoate→Methyl (2Z)-2-[(2-chlorophenyl)methylidene]-3-oxobutanoate→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
4-Chloro-3-oxobutyric acid ethyl ester→2-azidoethan-1-ol→ethyl 4-(2-azidoethoxy)-3-oxobutanoate→Methyl (2Z)-2-[(2-chlorophenyl)methylidene]-3-oxobutanoate→3-ethyl 5-methyl 2-[(2-azidoethoxy)methyl]-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate
Diethoxyacetic acid ethyl ester→2,2-Diethoxyethanol→4-Chloro-3-oxobutyric acid ethyl ester→ethyl 4-(2,2-diethoxyethoxy)-3-oxobutanoate→2-Chlorobenzaldehyde→ethyl (2Z)-2-[(2-chlorophenyl)methylidene]-4-(2,2-dimethoxyethoxy)-3-oxobutanoate→Methyl 3-amino-2-butenoate→3-ethyl 5-methyl 4-(2-chlorophenyl)-2-[(2,2-dimethoxyethoxy)methyl]-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate→3-ethyl 5-methyl 4-(2-chlorophenyl)-2-{[(2E)-2-(hydroxyimino)ethoxy]methyl}-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate→ethyl (2E)-3-amino-4-(2,2-diethoxyethoxy)but-2-enoate→Methyl (2Z)-2-[(2-chlorophenyl)methylidene]-3-oxobutanoate
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