![Molecular structure of 5,6-Dihydro-7H-cyclopenta[b]pyridin-7-one (CAS 31170-78-2)](/images/chem_structures_svg/223/31170-78-2.svg)
5,6-Dihydro-7H-cyclopenta[b]pyridin-7-one
Also known as: 5H-Cyclopenta[b]pyridin-7(6H)-one, 5,6-dihydrocyclopenta[b]pyridin-7-one, 5,6-dihydro-7H-1-pyrindin-7-one, 7-aza-1-indanone, 7H-Cyclopenta[b]pyridin-7-one, 5,6-dihydro-
5,6-Dihydro-7H-cyclopenta[b]pyridin-7-one (CAS 31170-78-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7NO and a molecular weight of 133.147 g/mol. Key properties include a boiling point of 267.4±9.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 122.6±26.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 31170-78-2
- Jingsj CID
- J-1413307-4
- Molecular Formula
- C8H7NO
- Molecular Weight
- 133.147 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 267.4±9.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 122.6±26.1 °C |
| Exact Mass | 133.052765 |
| PSA | 29.96000 |
| LogP | 1.30 |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.592 |
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 5,6-Dihydro-7H-cyclopenta[b]pyridin-7-one?
The CAS number of 5,6-Dihydro-7H-cyclopenta[b]pyridin-7-one is 31170-78-2.
What are the molecular formula and molecular weight of 5,6-Dihydro-7H-cyclopenta[b]pyridin-7-one?
5,6-Dihydro-7H-cyclopenta[b]pyridin-7-one has molecular formula C8H7NO and molecular weight 133.147 g/mol.
What are the upstream and downstream products of 5,6-Dihydro-7H-cyclopenta[b]pyridin-7-one?
For 5,6-Dihydro-7H-cyclopenta[b]pyridin-7-one, Upstream Products: 6,7-Dihydro-5H-cyclopenta[b]pyridin-7-ol, Cyclopenta[b]pyridine, 6,7-Dihydro-5H-cyclopenta[b]pyridine 1-oxide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5,6-Dihydro-7H-cyclopenta[b]pyridin-7-one (CAS 31170-78-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1413307-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.