2,3-Dichloropropene
- CAS NO.：78-88-6
- Empirical Formula: C3H4Cl2
- Molecular Weight: 110.97
- MDL number: MFCD00000943
- EINECS: 201-153-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-10 10:27:01
What is 2,3-Dichloropropene?
Chemical properties
clear colorless to pink-brownish liquid
The Uses of 2,3-Dichloropropene
It is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff.
General Description
Colorless to yellow liquid with an odor of chloroform. Sinks in water. Produces irritating vapor.
Air & Water Reactions
Highly flammable. Insoluble in water.
Reactivity Profile
2,3-Dichloropropene is incompatible with strong oxidizers.
Health Hazard
INHALATION: Vapors are poisonous, painful and irritating. Headache and dizziness may occur. Overexposure may cause liver and kidney damage and even death. EYES: Irritation and lacrimation. May cause transient corneal injury. SKIN: Slight irritation, readily absorbed in toxic amounts causing headache and dizziness and other systematic symptoms. INGESTION: Acute gastrointestinal distress with pulmonary congestion and edema. CNS Depression.
Safety Profile
Poison by ingestion. Moderately toxic by inhalation and skin contact. Human mutation data reported. A severe skin irritant. A very dangerous fire hazard when exposed to heat, flame, or oxidizers. When heated to decomposition it emits toxic fumes of Cl-. See also CHLORINATED HYDROCARBONS, ALIPHATIC .
Properties of 2,3-Dichloropropene
| Melting point: | 10°C |
| Boiling point: | 94 °C (lit.) |
| Density | 1.204 g/mL at 25 °C (lit.) |
| vapor density | 3.8 (vs air) |
| vapor pressure | 44 mm Hg ( 20 °C) |
| refractive index | n |
| Flash point: | 50 °F |
| storage temp. | 2-8°C |
| solubility | 2.2g/l |
| form | Liquid |
| color | Clear colorless to pink-brownish |
| explosive limit | 7.8% |
| Water Solubility | <0.1 g/100 mL at 22 ºC |
| BRN | 1361491 |
| CAS DataBase Reference | 78-88-6(CAS DataBase Reference) |
| NIST Chemistry Reference | 2,3-Dichloropropene(78-88-6) |
| EPA Substance Registry System | 2,3-Dichloropropene (78-88-6) |
Safety information for 2,3-Dichloropropene
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07  Health Hazard GHS08 |
| GHS Hazard Statements |
H225:Flammable liquids H315:Skin corrosion/irritation H318:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation H341:Germ cell mutagenicity H412:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2,3-Dichloropropene
| InChIKey | FALCMQXTWHPRIH-UHFFFAOYSA-N |
New Products
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