1-(Piperidin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one

Also known as: 4-(2-Keto-1-benzimidazolinyl)piperidine, 1-(4-Piperidinyl)-1,3-dihydro-2H-benzimidazol-2-one, 1-(4-Piperidinyl)-2-benzimidazolinone, 1-(4-Piperidyl)-2-benzimidazolinone, 1,3-Dihydro-1-(piperidin-4-yl)-2H-benzimidazol-2-one, 1-(Piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one, 4-(2-Oxo-1-benximidazolinyl)piperidine, R30507, MFCD00005714, EINECS 243-950-3

1-(Piperidin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one (CAS 20662-53-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H15N3O and a molecular weight of 217.267 g/mol. Key properties include a melting point of 183-185 °C(lit.), a boiling point of 357.82°C and a density of 1.1005. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 20662-53-7
Jingsj CID: J-4015-3
Molecular Formula: C₁₂H₁₅N₃O
Molecular Weight: 217.267 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	183-185 °C(lit.)
Boiling Point	357.82°C
Density	1.1005
Exact Mass	217.121506
PSA	49.82000
LogP	1.14
Refractive Index	1.597

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1-(Piperidin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one?

The CAS number of 1-(Piperidin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one is 20662-53-7.

What are the molecular formula and molecular weight of 1-(Piperidin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one?

1-(Piperidin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one has molecular formula C12H15N3O and molecular weight 217.267 g/mol.

What are the upstream and downstream products of 1-(Piperidin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one?

For 1-(Piperidin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one, Upstream Products: tert-butyl 4-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-1-carboxylate, tert-Butyl 4-(3-methyl-2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-1-carboxylate, Ethyl 4-amino-1-piperidinecarboxylate; Downstream Products: Pimozide, tert-butyl 4-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-1-carboxylate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "1-(Piperidin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one (CAS 20662-53-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4015-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.