Substance profile
Phenthoate
Phenthoate is colorless, crystalline solid with an AROMATIC odor.
01 · Identification
What Phenthoate is
Phenthoate is colorless, crystalline solid with an AROMATIC odor. Its molecular formula is C12H17O4PS2 and its molecular weight is 320.4 g/mol. It melts at 17.5 °C.
Under the GHS it carries the signal word Warning.
Other names for Phenthoate
- phenthoate (ISO)
- ethyl 2-(dimethoxyphosphinothioylthio)-2-phenylacetate
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 |
|---|---|
| H312 | Harmful in contact with skin. |
| H302 | Harmful if swallowed. |
| H400 | Very toxic to aquatic life. |
| H410 | Very toxic to aquatic life with long lasting effects. |
Precautionary statements: P270, P273, P280, P301, P302, P312, P330, P352, P391, P501
03 · Physical and chemical properties
Phenthoate 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 | 75 °C (167 °F) | range, midpoint shown, at -5e-05 mmHg (reduced pressure) | HSDB |
| Melting point | 17.5 °C (63.5 °F) | range, midpoint shown | HSDB |
| Density | 1.226 g/cm³ | at 20 °C | HSDB |
| Solubility | 11 MG/L WATER @ 24 °C | at 24 °C | HSDB |
| Vapor pressure | 0.0000026 mmHg | at 25 °C | HSDB |
| 0.0000026 mmHg | Haz-Map | ||
| Flash point | 167.5 °C (333.5 °F) | range, midpoint shown | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Source notes
Further notes on Phenthoate
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
Miscible in all proportions with methanol, ethanol, benzene, xylene, acetone, cyclohexanone, methylcellosolve, carbon tetrachloride and carbon disulfide, ethyl ether, dioxane, and cyclohexane
Source: HSDB
REDDISH-YELLOW OIL; SOLUBILITY: IN WATER @ 20 °C= 200 MG/L (TECHNICAL GRADE); IN HEXANE @ 20 °C= 120 G/L; GREATER THAN 200 G/L IN 1,2-DIMETHOXYETHANE, 20 °C (PURE); IN PETROLEUM SPIRIT @ 20 °C= 100-170 G/L /TECHNICAL/
Source: HSDB
05 · Handling and storage
Storing and handling Phenthoate
Storage conditions
... MUST BE STORED IN ITS SEALED ORIGINAL CONTAINERS, IN WELL-AIRED, FRESH & DRY STOREHOUSES OR IN SHADED & POSSIBLY WELL-AIRED PLACES. IT IS RECOMMENDED THAT THE PRODUCT'S TEMP ... NOT EXCEED 25-30 °C, & KEEP ... AWAY FROM SOURCES OF HEAT FREE FLAMES OR SPARK-GENERATING EQUIPMENT. CONTAINERS MUST BE STACKED IN SUCH A WAY AS TO PERMIT FREE CIRCULATION OF AIR ... AT BOTTOM & INSIDE OF PILES. STORAGE AREAS MUST BE LOCATED AT A SUITABLE DISTANCE FROM INHABITED BUILDINGS, ANIMAL SHELTERS, & FOOD STORES; MOREOVER, THEY MUST BE INACCESSIBLE TO UNAUTHORIZED PERSONS, CHILDREN, & DOMESTIC ANIMALS.
Source: Hazardous Substances Data Bank (HSDB)
Planning storage for a mix of chemicals? Check Phenthoate in the storage compatibility matrix →