Substance profile
Monobenzone
Monobenzone is lustrous leaflets from water and is odorless.
01 · Identification
What Monobenzone is
Monobenzone is lustrous leaflets from water and is odorless. Its molecular formula is C13H12O2 and its molecular weight is 200.23 g/mol. It melts at 123 °C.
Under the GHS it carries the signal word Warning.
Other names for Monobenzone
- 4-hydroxyphenyl benzyl ether
- hydroquinone monobenzyl ether
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 |
|---|---|
| H319 | Causes serious eye irritation. |
| H317 | May cause an allergic skin reaction. |
Precautionary statements: P261, P264, P272, P280, P305, P313, P333, P337, P338
03 · Physical and chemical properties
Monobenzone 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 | 122.5 °C (252.5 °F) | HSDB | |
| 122 °C (251.6 °F) | DrugBank | ||
| 114 °C (237.2 °F) | range, midpoint shown | HMDB | |
| Density | 1.26 g/cm³ | HSDB | |
| Solubility | SOLUBILITY IN BOILNG WATER ABOUT 1.0 G/100 ML; SOL IN ALC, ETHER, BENZENE | HSDB | |
| INSOL IN WATER | HSDB | ||
| FREELY SOL IN ACETONE | HSDB | ||
| Vapor pressure | 0.0000225 mmHg | Haz-Map |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.