1,5-Isoquinolinediol
1,5-二羟基异喹啉
Also known as: 1,5-Dihydroxyisoquinoline, 5-Hydroxy-1(2H)-isoquinolinone, 5-Hydroxyisocarbostyril, 5-Hydroxyisoquinolin-1(2H)-one, isoquinoline-1,5-diol, NSC 65585
1,5-Isoquinolinediol (CAS 5154-02-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7NO2 and a molecular weight of 161.157 g/mol. It is also known as 1,5-Dihydroxyisoquinoline, 5-Hydroxy-1(2H)-isoquinolinone and 5-Hydroxyisocarbostyril. Key properties include a melting point of 270-275 °C, a boiling point of 501.1±30.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 256.8±24.6 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 5154-02-9
- Jingsj CID
- J-12129-5
- Molecular Formula
- C9H7NO2
- Chinese Name
- 1,5-二羟基异喹啉
- Molecular Weight
- 161.157 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 270-275 °C |
|---|---|
| Boiling Point | 501.1±30.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 256.8±24.6 °C |
GHS Safety & Compliance
Frequently Asked Questions
What is the CAS number of 1,5-Isoquinolinediol?
The CAS number of 1,5-Isoquinolinediol is 5154-02-9.
What are the molecular formula and molecular weight of 1,5-Isoquinolinediol?
1,5-Isoquinolinediol has molecular formula C9H7NO2 and molecular weight 161.157 g/mol.
Is 1,5-Isoquinolinediol hazardous?
1,5-Isoquinolinediol has GHS signal word Warning.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,5-Isoquinolinediol (CAS 5154-02-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12129-5 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.