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CAS 212322-56-0

ethyl 3-(3-amino-4-(methylamino)-N-(pyridin-2-yl)benzamido)propanoate

Codes:DABI-005

Application context (from source-drug indications)

静脉血栓栓塞达比加群酯甲磺酸盐栓塞达比加群酯甲磺酸盐中风达比加群酯甲磺酸盐缺血性卒中达比加群酯甲磺酸盐肺栓塞达比加群酯甲磺酸盐静脉血栓形成达比加群酯甲磺酸盐

Source drugs (routes using this intermediate)

DrugTierExpiry
达比加群酯甲磺酸盐Dabigatran Etexilate MesylateTier B — Position early-

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.

达比加群酯甲磺酸盐优化路线steps: 7total yield: 42 g
ethyl 3-(3-amino-4-(methylamino)-N-(pyridin-2-yl)benzamido)propanoate→hexyl carbonochloridate→4-aminobenzonitrile→(Z)-4-amino-N'-hydroxybenzimidamide→3-(4-aminophenyl)-1,2,4-oxadiazol-5(4H)-one→ethyl 2-bromoacetate→ethyl (4-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)phenyl)glycinate→(4-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)phenyl)glycine→ethyl 3-(1-methyl-2-(((4-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)phenyl)amino)methyl)-N-(pyridin-2-yl)-1H-benzo[d]imidazole-5-carboxamido)propanoate→ethyl 3-(2-(((4-carbamimidoylphenyl)amino)methyl)-1-methyl-N-(pyridin-2-yl)-1H-benzo[d]imidazole-5-carboxamido)propanoate
达比加群酯甲磺酸盐优化路线steps: 2total yield: 57.2 g
ethyl 3-(3-amino-4-(methylamino)-N-(pyridin-2-yl)benzamido)propanoate→hexyl (E)-(amino(4-aminophenyl)methylene)carbamate hydrochloride→2-bromoacetic anhydride→ethyl 3-(3-(2-bromoacetamido)-4-(methylamino)-N-(pyridin-2-yl)benzamido)propanoate
达比加群酯甲磺酸盐优化路线steps: 9total yield: 44 g
4-(methylamino)-3-nitrobenzoic acid→4-(methylamino)-3-nitrobenzoyl chloride→ethyl 3-(pyridin-2-ylamino)propanoate→ethyl 3-(4-(methylamino)-3-nitro-N-(pyridin-2-yl)benzamido)propanoate→ethyl 3-(3-amino-4-(methylamino)-N-(pyridin-2-yl)benzamido)propanoate→2-((4-cyanophenyl)amino)acetic acid→ethyl 3-(2-(((4-cyanophenyl)amino)methyl)-1-methyl-N-(pyridin-2-yl)-1H-benzo[d]imidazole-5-carboxamido)propanoate→hexyl carbonochloridate→4-chloro-3-nitrobenzoic acid→4-chlorobenzoic acid→ethyl 3-(2-(((4-(ethoxy(imino)methyl)phenyl)amino)methyl)-1-methyl-N-(pyridin-2-yl)-1H-benzo[d]imidazole-5-carboxamido)propanoate→ethyl 3-(2-(((4-carbamimidoylphenyl)amino)methyl)-1-methyl-N-(pyridin-2-yl)-1H-benzo[d]imidazole-5-carboxamido)propanoate oxalate

Intermediates available on this site

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SupplierProductPrice bandMOQLead timeQualifications
Unibest Taizhou GMP-like Site3-[(3-Amino-4-methylaminobenzoyl)pyridin -2-ylaminolpropionic acidethyl ester
Pharmaceutical Intermediates
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Unibest Nantong cGMP Siteethyl N-[3-amino-4-(methylamino)benzoyl]-N-pyridin-2-yl-beta-alaninate
Pharmaceutical Intermediates
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