Substance profile
Dimethyl 4-(methylthio)phenyl phosphate
Dimethyl 4-(methylthio)phenyl phosphate is a colorless liquid.
01 · Identification
What Dimethyl 4-(methylthio)phenyl… is
Dimethyl 4-(methylthio)phenyl phosphate is a colorless liquid. Its molecular formula is C9H13O4PS and its molecular weight is 248.24 g/mol. It boils at 300 °C.
Under the GHS it carries the signal word Danger.
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 |
|---|---|
| H310 | Fatal in contact with skin. |
| H300 | Fatal if swallowed. |
Precautionary statements: P270, P280, P301, P302, P310, P330, P352
03 · Physical and chemical properties
Dimethyl 4-(methylthio)phenyl… 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 |
|---|---|---|---|
| Boiling point | 300 °C (572 °F) | at 760 mmHg | DOE PAC |
| Density | 1.273 g/cm³ | at 21.4 °C | HSDB |
| 1.273 g/cm³ | at 21 °C | DOE PAC | |
| Solubility | AT ROOM TEMPERATURE IS: 98 MG/L WATER; 890 G/L ACETONE; 540 G/L DIOXANE; 580 G/L CARBON TETRACHLORIDE; 860 G/L ETHANOL; MORE THAN 1 KG/L XYLENE | HSDB | |
| Vapor pressure | 0.001 mmHg | at 25 °C | DOE PAC |
| Lower explosive limit (LEL) | May burn but does not ignite readily. (EPA, 1998) | CAMEO | |
| Upper explosive limit (UEL) | May burn but does not ignite readily. (EPA, 1998) | CAMEO |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Handling and storage
Storing and handling Dimethyl 4-(methylthio)phenyl…
Storage conditions
DO NOT FREEZE, STORE IN COOL, DRY PLACE. KEEP OUT OF REACH OF CHILDREN. KEEP IN ORIGINAL CONTAINERS IN SECURE LOCATION.
Source: Hazardous Substances Data Bank (HSDB)
Reactivity
Organophosphates are susceptible to formation of highly toxic and flammable phosphine gas in the presence of strong reducing agents such as hydrides. Partial oxidation by oxidizing agents may result in the release of toxic phosphorus oxides.
Source: CAMEO Chemicals
Planning storage for a mix of chemicals? Check Dimethyl 4-(methylthio)ph… in the storage compatibility matrix →