Home/Compounds/Pharmaceutical Intermediate/4-[2-(Ethoxycarbonyl)-5-benzofuranyl]-1-piperazinecarboxylic acid tert-butyl ester
C20H26N2O5
374.4 g/mol
Pharmaceutical Intermediate
1-Piperazinecarboxylic acid, 4-[2-(ethoxycarbonyl)-5-benzofuranyl]-, 1,1-dimethylethyl ester
CAS183288-43-9EC695-998-3
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
This compound is a benzofuran-piperazine derivative used as an intermediate in pharmaceutical manufacturing. It features a tert-butyl carbamate protecting group and an ethoxycarbonyl substituent, contributing to its role in the synthesis of biologically active molecules.
Pharmaceutical intermediate for chemical synthesisBuilding block for drug development research
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Referencesame scaffold
5-(4-Nitrosopiperazin-1-yl)benzofuran-2-carboxylic Acid Ethyl Ester
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Referencesame scaffold
Ethyl 5-(piperazin-1-yl)benzofuran-2-carboxylate
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Referencesame scaffold
5-(1-Piperazinyl)benzofuran-2-carboxamide
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Safety Reference
H411Toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 1-Piperazinecarboxylic acid, 4-[2-(ethoxycarbonyl)-5-benzofuranyl]-, 1,1-dimethylethyl ester (CAS 183288-43-9) is 2934.99.
HS code (international, 6-digit)
2934.99
EU CN code (8-digit)
2934 99 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
tert-butyl 4-(2-ethoxycarbonyl-1-benzofuran-5-yl)piperazine-1-carboxylate
InChIKey
UGJBHBXXMCVEIH-UHFFFAOYSA-N
SMILES
CCOC(=O)C1=CC2=C(O1)C=CC(=C2)N3CCN(CC3)C(=O)OC(C)(C)C
Synonyms (8)
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