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1-propyl-1,3-dihydro-2H-benzimidazol-2-one

Also known as: 2H-Benzimidazol-2-one, 1,3-dihydro-1-propyl- (9CI), 1-(n-Propyl)-2-benzimidazolinone, 1-Propyl-1H-benzo[d]imidazol-2(3H)-one, 1-Propyl-3H-1,3-benzodiazol-2-one, 1-propyl-1,3-dihydro-benzoimidazol-2-one, 2-Oxo-1-propyl-benzimidazolin, 3-propyl-1H-benzimidazol-2-one

1-propyl-1,3-dihydro-2H-benzimidazol-2-one (CAS 77557-01-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H12N2O and a molecular weight of 176.21500 g/mol. Key property: a density of 1.128g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
77557-01-8
Jingsj CID
J-1049397-7
Molecular Formula
C10H12N2O
Molecular Weight
176.21500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Density1.128g/cm3
Exact Mass176.09500
PSA38.05000
LogP2.15190
Refractive Index1.556

Customs & Trade Information

HS Code2933990090
Summary2933990090. 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-propyl-1,3-dihydro-2H-benzimidazol-2-one?

The CAS number of 1-propyl-1,3-dihydro-2H-benzimidazol-2-one is 77557-01-8.

What are the molecular formula and molecular weight of 1-propyl-1,3-dihydro-2H-benzimidazol-2-one?

1-propyl-1,3-dihydro-2H-benzimidazol-2-one has molecular formula C10H12N2O and molecular weight 176.21500 g/mol.

What are the upstream and downstream products of 1-propyl-1,3-dihydro-2H-benzimidazol-2-one?

For 1-propyl-1,3-dihydro-2H-benzimidazol-2-one, Upstream Products: 1-Isopropenyl-2-benzimidazolidinone, o-Phenylenediamine, 1,2-Benzenediamine, N1-propyl-.

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

Last updated:

How to cite: Jingsj. "1-propyl-1,3-dihydro-2H-benzimidazol-2-one (CAS 77557-01-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1049397-7 (accessed 2026-11-09).

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