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Atomfair 3,4-Dihydrocyclopenta(b)indol-1(2H)-one C11H9NO CAS 61364-20-3

3,4-Dihydrocyclopenta(b)indol-1(2H)-one (CAS No. 61364-20-3) is a high-purity heterocyclic organic compound with the molecular formula C11H9NO. This bicyclic fused indole derivative features a cyclopentanone ring annulated to an indole scaffold, making it a valuable intermediate in pharmaceutical and agrochemical research. The compound’s rigid polycyclic structure offers unique steric and electronic properties for drug discovery applications. With a molecular weight of 171.20 g/mol, this crystalline solid demonstrates excellent chemical stability under standard laboratory conditions. Our product is rigorously analyzed by HPLC, NMR, and mass spectrometry to ensure ≥98% purity, meeting the exacting standards of medicinal chemistry and materials science research. Available in…

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Description

3,4-Dihydrocyclopenta(b)indol-1(2H)-one (CAS No. 61364-20-3) is a high-purity heterocyclic organic compound with the molecular formula C11H9NO. This bicyclic fused indole derivative features a cyclopentanone ring annulated to an indole scaffold, making it a valuable intermediate in pharmaceutical and agrochemical research. The compound’s rigid polycyclic structure offers unique steric and electronic properties for drug discovery applications. With a molecular weight of 171.20 g/mol, this crystalline solid demonstrates excellent chemical stability under standard laboratory conditions. Our product is rigorously analyzed by HPLC, NMR, and mass spectrometry to ensure ≥98% purity, meeting the exacting standards of medicinal chemistry and materials science research. Available in convenient gram to kilogram quantities with comprehensive analytical data.

Properties

  • CAS Number: 61364-20-3
  • Complexity: 238
  • IUPAC Name: 3,4-dihydro-2H-cyclopenta[b]indol-1-one
  • InChI: InChI=1S/C11H9NO/c13-10-6-5-9-11(10)7-3-1-2-4-8(7)12-9/h1-4,12H,5-6H2
  • InChI Key: IYZRSIDATZDOPT-UHFFFAOYSA-N
  • Exact Mass: 171.068413911
  • Molecular Formula: C11H9NO
  • Molecular Weight: 171.19
  • SMILES: C1CC(=O)C2=C1NC3=CC=CC=C32
  • Topological: 32.9
  • Monoisotopic Mass: 171.068413911
  • Synonyms: 61364-20-3, 3,4-Dihydrocyclopenta[b]indol-1(2H)-one, DTXSID20423717, 3,4-Dihydrocyclopenta(b)indol-1(2H)-one, DTXCID40374555, iyzrsidatzdopt-uhfffaoysa-n, 3,4-dihydro-Cyclopent[b]indol-1(2H)-one, 2,3-dihydrocyclopenta[b]indol-1(4H)-one, 3,4-dihydro-2H-cyclopenta[b]indol-1-one, indolocyclopentanone, 1H,2H,3H,4H-CYCLOPENTA[B]INDOL-1-ONE, SCHEMBL4287798, AKOS014320036, CS-0365821, 1,2,3,4-tetrahydrocyclopent[b]-indol-1-one, D96353

Application

This compound serves as a key building block in the synthesis of bioactive molecules targeting serotonin receptors and kinase inhibitors. Researchers utilize it as a precursor for developing novel antidepressant and antipsychotic drug candidates. The fused indole-core structure makes it particularly valuable for designing PDE4 inhibitors and other CNS-active compounds. In materials science, it finds application as a precursor for organic semiconductors and photochromic materials.

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

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Certain molecules may be protected by active patents or regulatory restrictions.

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  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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