Substance profile
2,2'-dichloro-4,4'-methylenedianiline
2,2'-dichloro-4,4'-methylenedianiline is tan colored pellets with a faint, amine-like odor.
01 · Identification
What 2,2'-dichloro-4,4'-methylenedi… is
2,2'-dichloro-4,4'-methylenedianiline is tan colored pellets with a faint, amine-like odor. Its molecular formula is C13H12Cl2N2 and its molecular weight is 267.15 g/mol. It melts at 110 °C.
Under the GHS it carries the signal word Danger. It is classed as hazardous Air Pollutants (HAPs).
Other names for 2,2'-dichloro-4,4'-methylenedi…
- 4,4'-methylene bis(2-chloroaniline)
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 |
|---|---|
| H350 | May cause cancer <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>. |
| H302 | Harmful if swallowed. |
| H400 | Very toxic to aquatic life. |
| H410 | Very toxic to aquatic life with long lasting effects. |
Precautionary statements: P201, P270, P273, P280, P301, P308, P312, P313, P330, P391, P501
03 · Physical and chemical properties
2,2'-dichloro-4,4'-methylenedi… 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 | 110 °C (230 °F) | HSDB | |
| Density | 1.44 g/cm³ | HSDB | |
| Solubility | Soluble in hot methyl ethyl ketone, acetone, esters, and aromatic hydrocarbons | HSDB | |
| Sol in dimethyl sulfoxide, dimethyl formamide | HSDB | ||
| Solubl in dilulte acids, ether, alcohol | HSDB | ||
| Vapor pressure | 0.00001 mmHg | at 25 °C | NIOSH |
| 0.0013 mmHg | at 60 °C | HSDB | |
| Flash point | 113 °C (235.4 °F) | ICSC |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Handling and storage
Storing and handling 2,2'-dichloro-4,4'-methylenedi…
Storage conditions
PRECAUTIONS FOR "CARCINOGENS": Storage site should be as close as practical to lab in which carcinogens are to be used, so that only small quantities required for ... expt need to be carried. Carcinogens should be kept in only one section of cupboard, an explosion-proof refrigerator or freezer (depending on chemicophysical properties ...) that bears appropriate label. An inventory ... should be kept, showing quantity of carcinogen & date it was acquired ... Facilities for dispensing ... should be contiguous to storage area. /Chemical Carcinogens/
Source: Hazardous Substances Data Bank (HSDB)
Incompatible materials
Chemically-active metals (e.g., potassium, sodium, magnesium, zinc).
Source: Hazardous Substances Data Bank (HSDB)
Reactivity
4,4'-METHYLENEBIS(2-CHLOROANILINE) is a weak base. Undergoes an exothermic and self-sustaining decomposition reaction when exposed to heat above 392 °F, In a closed container, the pressure buildup can be rapid enough to cause an explosion.
Source: CAMEO Chemicals
Planning storage for a mix of chemicals? Check 2,2'-dichloro-4,4'-methyl… in the storage compatibility matrix →