Substance profile
Fenazaquin
Fenazaquin is colorless crystals.
01 · Identification
What Fenazaquin is
Fenazaquin is colorless crystals. Its molecular formula is C20H22N2O and its molecular weight is 306.4 g/mol. It melts at 78.8 °C.
Under the GHS it carries the signal word Danger.
Other names for Fenazaquin
- fenazaquin (ISO)
- 4-[2-[4-(1,1-dimethylethyl)phenyl]-ethoxy]quinazoline
02 · GHS classification
Hazards and label elements
Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.
| Code | Hazard statement |
|---|---|
| H301 | Toxic if swallowed. |
| H332 | Harmful if inhaled. |
| H400 | Very toxic to aquatic life. |
| H410 | Very toxic to aquatic life with long lasting effects. |
Precautionary statements: P260, P270, P271, P273, P301, P304, P310, P312, P330, P391, P501
03 · Physical and chemical properties
Fenazaquin properties
Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.
| Property | Value | Conditions | Source |
|---|---|---|---|
| Melting point | 78.75 °C (173.8 °F) | range, midpoint shown | HSDB |
| Density | 1.16 g/cm³ | HSDB | |
| Solubility | In water, 0.102 mg/L (pH 5, 7) , 0.135 mg/L (pH 9); both at 20 °C | at 20 °C | HSDB |
| Vapor pressure | 25.5021 mmHg | at 25 °C | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Source notes
Further notes on Fenazaquin
These are descriptions rather than measured values, so they are kept out of the table above and quoted here with the source that reported them.
Solubility
In acetone, hexane 33-50, acetone, ethyl acetate 400-500, n-chlorobutane, chloroform, toluene, N-methyl-2-pyrrolidone >500, dichloromethane >600, dimethylformamide 300-400, ethylene glycol <5, isopropanol, methanol 50-100 (all in g/L at 23 °C)
Source: HSDB