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CAS 1126-09-6
ethyl piperidine-4-carboxylate
Codes: AVAT-009, DONE-001, BALI-022
Application context (from source-drug indications)
ThrombocytopeniaAvatrombopag MaleateImmune thrombocytopenic purpuraAvatrombopag MaleateLiver diseaseAvatrombopag MaleateAlzheimer's diseaseMemantine Hydrochloride/Donepezil HydrochlorideUrticariaBilastineAllergic rhinitisBilastineDermatitisBilastinePruritusBilastineEczemaBilastineAllergic conjunctivitisBilastineLewy body dementiaDonepezil HydrochlorideAlzheimer's diseaseDonepezil HydrochlorideDementiaDonepezil HydrochlorideMemory impairmentDonepezil HydrochlorideMild cognitive impairmentDonepezil HydrochlorideOsteoporosisDonepezil Hydrochloride
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Avatrombopag Maleate | Tier C — Watch / trade | 2030 |
| Memantine Hydrochloride/Donepezil Hydrochloride | Tier C — Watch / trade | - |
| Bilastine | Tier C — Watch / trade | - |
| Donepezil Hydrochloride | Tier 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.
1-(4-chlorothiophen-2-yl)ethanone→2-bromo-1-(4-chlorothiophen-2-yl)ethanone→thiourea→4-(4-chlorothiophen-2-yl)thiazol-2-amine→1-cyclohexylpiperazine→4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-amine→5,6-dichloronicotinic acid→5,6-dichloro-N-(4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-yl)nicotinamide→ethyl piperidine-4-carboxylate→ethyl 1-(3-chloro-5-((4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-yl)carbamoyl)pyridin-2-yl)piperidine-4-carboxylate→maleic acid
2-(4-bromophenyl)ethan-1-ol→((1-ethoxy-2-methylprop-1-en-1-yl)oxy)trimethylsilane→ethyl 2-(4-(2-hydroxyethyl)phenyl)-2-methylpropanoate→4-bromophenethyl methanesulfonate→ethyl piperidine-4-carboxylate→ethyl 1-(2-(4-bromophenyl)-2-oxoethyl)piperidine-4-carboxylate fumarate→N1-(2-ethoxyethyl)benzene-1,2-diamine→2-(1-(4-bromophenethyl)piperidin-4-yl)-1-(2-ethoxyethyl)-1H-benzo[d]imidazole
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 | 4-(4-chloro-2-thienyl)-2-ThiazolaMine Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Nantong cGMP Site | 4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-amine Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Taizhou GMP-like Site | 1-Cyclohexylpiperazine Pharmaceutical Intermediates | On request | On request | On request | — | |
| Qualified Partner — East China API Works | 5,6-Dichloronicotinic acid Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Nantong cGMP Site | 2-Piperidin-4-yl-1H-benzoimidazole Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Taizhou GMP-like Site | tert-butyl 4-(1H-benzo[d]iMidazol-2-yl)piperidine-1-carboxylate Pharmaceutical Intermediates | On request | On request | On request | — | |
| Qualified Partner — East China API Works | 1-(2-Ethoxy-ethyl)-2-piperidin-4-yl-1H-benzimidazole Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Nantong cGMP Site | 4-(2-(4,4-Dimethyl-4,5-dihydrooxazol-2-yl)propan-2-yl)phenethyl 4-methylbenzenesulfonate 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.