6-Hydroxyquinoline
Also known as: 6-Quinolinol, Quinolin-6-ol, NSC 26343, CCRIS 4331, BRN 0113196, AKOS 222-06
6-Hydroxyquinoline (CAS 580-16-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7NO and a molecular weight of 145.158 g/mol. Key properties include a melting point of 188-190 °C(lit.), a boiling point of 313.0±15.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 143.1±20.4 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. It is listed by 2 suppliers, 1 of which publish reference prices, from 3.40 to 8.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 580-16-5
- Jingsj CID
- J-1492837-4
- Molecular Formula
- C9H7NO
- Molecular Weight
- 145.158 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 98% 500g | ¥1,700.00 | $0.51 /gBest ¥3.40/g CNY | CN China MOQ 100g | |
In Stock | ≥98% 100g | ¥550.00 | $0.82 /g ¥5.50/g CNY | CN China MOQ 100g | |
In Stock | ≥98% 25g | ¥200.00 | $1.2 /g ¥8.00/g CNY | CN China MOQ 25g |
Physicochemical Properties
| Melting Point | 188-190 °C(lit.) |
|---|---|
| Boiling Point | 313.0±15.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 143.1±20.4 °C |
| Exact Mass | 145.052765 |
| PSA | 33.12000 |
| LogP | 1.80 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.691 |
| Additional Property | almost insoluble |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
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 6-Hydroxyquinoline?
The CAS number of 6-Hydroxyquinoline is 580-16-5.
What are the molecular formula and molecular weight of 6-Hydroxyquinoline?
6-Hydroxyquinoline has molecular formula C9H7NO and molecular weight 145.158 g/mol.
Which suppliers offer 6-Hydroxyquinoline?
2 supplier(s) listed; reference unit price ¥3.40–8.00 /g.
Is 6-Hydroxyquinoline hazardous?
6-Hydroxyquinoline has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 6-Hydroxyquinoline?
For 6-Hydroxyquinoline, Upstream Products: Glycerol, nitrobenzene, 6-Chloroquinoline; Downstream Products: 1,2,3,4-tetrahydroquinolin-6-amine, 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)quinoline, 1,2,3,4-tetrahydroquinolin-6-ol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "6-Hydroxyquinoline (CAS 580-16-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1492837-4 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.