Isoquinoline
Also known as: 2-Benzazine, 2-Benzanine, Benzopyridine, Leucoline, Isochinoline, ISOCHINOLIN, ISOQINOLINE, ISOQUINOLIN, Fasudil Impurity 14, EINECS 204-341-8, MFCD00006898
Isoquinoline (CAS 119-65-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7N and a molecular weight of 129.159 g/mol. Key properties include a melting point of 26-28 °C(lit.), a boiling point of 243.2±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 107.2±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 119-65-3
- Jingsj CID
- J-32011-7
- Molecular Formula
- C9H7N
- Molecular Weight
- 129.159 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 26-28 °C(lit.) |
|---|---|
| Boiling Point | 243.2±0.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 107.2±0.0 °C |
| Exact Mass | 129.057846 |
| PSA | 12.89000 |
| LogP | 1.96 |
| Vapor Pressure | 0.1±0.4 mmHg at 25°C |
| Refractive Index | 1.642 |
| Additional Property | practically insoluble |
Activity & Biological Data
| Additional Information | [1]. Zhi-Xing Qing, et al. Anticancer and Reversing Multidrug Resistance Activities of Natural Isoquinoline Alkaloids and Their Structure-activity Relationship. Curr Med Chem |
|---|
Customs & Trade Information
| HS Code | 2933499090 |
|---|---|
| Summary | 2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. 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 Isoquinoline?
The CAS number of Isoquinoline is 119-65-3.
What are the molecular formula and molecular weight of Isoquinoline?
Isoquinoline has molecular formula C9H7N and molecular weight 129.159 g/mol.
What are the upstream and downstream products of Isoquinoline?
For Isoquinoline, Upstream Products: 1,2,3,4-Tetrahydroisoquinoline, Isoquinoline N-oxide, 1-Isoquinolinecarboxylic acid; Downstream Products: Benzil, 4-Isoquinolinecarbonitrile, 8-Chloroisoquinoline.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Isoquinoline (CAS 119-65-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32011-7 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.