CHEMICAL AND PHYSICAL PROPERTIES
Physical Description | 2,4-dichloroaniline appears as beige crystals. (NTP, 1992) |
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Color/Form | PRISMS FROM ACETONE; NEEDLES FROM DILUTED ALCOHOL OR PETROLEUM ETHER |
Boiling Point | 473 °F at 760 mmHg (NTP, 1992) |
Melting Point | 145 to 147 °F (NTP, 1992) |
Flash Point | 115 °C |
Solubility | less than 1 mg/mL at 73 °F (NTP, 1992) |
Density | 1.567 at 68 °F (NTP, 1992) - Denser than water; will sink |
Vapor Density | Relative vapor density (air = 1): 5.6 |
Vapor Pressure | Vapor pressure, Pa at 25 °C: |
LogP | log Kow= 2.91 |
Decomposition | When heated to decomposition it emits toxic vapors of nitrogen oxides and /hydrogen chloride/. |
Dissociation Constants | pKa= 2.00 (conjugate acid) |
Kovats Retention Index | 1286 1286 1286 1284 1287 1287 |
SAFETY INFORMATION
Signal word | Danger |
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Pictogram(s) |
Skull and Crossbones Acute Toxicity GHS06 Environment GHS09 |
GHS Hazard Statements |
H302:Acute toxicity,oral H411:Hazardous to the aquatic environment, long-term hazard |
Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. |
COMPUTED DESCRIPTORS
Molecular Weight | 162.01 g/mol |
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XLogP3 | 2.9 |
Hydrogen Bond Donor Count | 1 |
Hydrogen Bond Acceptor Count | 1 |
Rotatable Bond Count | 0 |
Exact Mass | 160.9799046 g/mol |
Monoisotopic Mass | 160.9799046 g/mol |
Topological Polar Surface Area | 26 Ų |
Heavy Atom Count | 9 |
Formal Charge | 0 |
Complexity | 97.1 |
Isotope Atom Count | 0 |
Defined Atom Stereocenter Count | 0 |
Undefined Atom Stereocenter Count | 0 |
Defined Bond Stereocenter Count | 0 |
Undefined Bond Stereocenter Count | 0 |
Covalently-Bonded Unit Count | 1 |
Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
2,4-dichloroaniline appears as beige crystals. (NTP, 1992)