| Melting point: |
154-158 °C(lit.) |
| Boiling point: |
361.82°C (rough estimate) |
| Density |
1.6048 (rough estimate) |
| vapor pressure |
6.46 at 25 °C (Lewis, 1989) |
| refractive index |
1.4700 (estimate) |
| Flash point: |
2 °C |
| storage temp. |
0-6°C |
| solubility |
Soluble in ethanol (548.2 mg/L), ether (243.2 mg/L), heptane (400 mg/L), xylenes (6.8 g/L),
methanol (496 g/L), toluene (7.32 g/L) (quoted, Keith and Walters, 1992). |
| pka |
2.80 and 2.83 at 25 °C (ionic strength <0.01 M, Jafvert et al., 1990)
2.88 (Nelson and Faust, 1969) |
| form |
crystalline |
| color |
off-white to yellow |
| Water Solubility |
238mg/L(20 ºC) |
| Merck |
13,9111 |
| Henry's Law Constant |
4.87 at 25 °C (approximate - calculated from water solubility and vapor pressure) |
| Exposure limits |
NIOSH REL: TWA 10 mg/m3, IDLH 250 mg/m3; OSHA PEL: TWA
10 mg/m3; ACGIH TLV: TWA 10 mg/m3. |
| Stability: |
Stable. Incompatible with strong bases, strong oxidizing agents, alkali metals, amines, alcohols. Reacts with many common metals. |
| CAS DataBase Reference |
93-76-5(CAS DataBase Reference) |
| NIST Chemistry Reference |
Acetic acid, 2,4,5-trichlorophenoxy-(93-76-5) |
| EPA Substance Registry System |
2,4,5-T (93-76-5) |