2,6-Dihydroxyquinoline
Synonym(s):2,6-Dihydroxyquinoline;6-Hydroxycarbostyril
- CAS NO.：19315-93-6
- Empirical Formula: C9H7NO2
- Molecular Weight: 161.16
- MDL number: MFCD03840564
- EINECS: 626-682-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 02:30:20
What is 2,6-Dihydroxyquinoline?
Chemical properties
Off-White Solid
The Uses of 2,6-Dihydroxyquinoline
6-Hydroxyquinoline-(1H)-2-one (cas# 19315-93-6) is a compound useful in organic synthesis.
The Uses of 2,6-Dihydroxyquinoline
Reactant involved in synthesis of:
- (Benzyloxy)methylquinolinone derivatives for use as PDE3 inhibitors
- Substances related to cilostazol
- 2,6-Quinolinyl derivatives for use as VLA-4 / VCAM-1 antagonists
Definition
ChEBI: Quinoline-2,6-diol is a dihydroxyquinoline that is quinoline in which the hydrogens at positions 2 and 6 are replaced by hydroxy groups.
General Description
2,6-Quinolinediol is a substituted quinoline compound. It has been prepared starting from 6-methoxyquinoline. It has been reported to be one of the UV-absorbing compounds (UAC) found in cow milk.
Properties of 2,6-Dihydroxyquinoline
| Melting point: | 188-190 °C(lit.) |
| Boiling point: | 449.4±45.0 °C(Predicted) |
| Density | 1.337±0.06 g/cm3(Predicted) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | Solid |
| pka | 9.61±0.20(Predicted) |
| color | Off-White to Pale Beige |
| CAS DataBase Reference | 19315-93-6(CAS DataBase Reference) |
Safety information for 2,6-Dihydroxyquinoline
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2,6-Dihydroxyquinoline
| InChIKey | AQLYZDRHNHZHIS-UHFFFAOYSA-N |
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