1-Chloro-2-butene
Synonym(s):cis,trans-1-Chloro-2-butene
- CAS NO.：591-97-9
- Empirical Formula: C4H7Cl
- Molecular Weight: 90.55
- MDL number: MFCD00000987
- EINECS: 209-739-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-12-18 14:08:57
What is 1-Chloro-2-butene?
Chemical properties
colourless liquid
The Uses of 1-Chloro-2-butene
Crotyl chloride has been used:
- to investihgate the kinetics of the reactions of atomic chlorine with series of unsaturated aldehydes and ketones at 298K, to probe structure-reactivity relationships
- in the preparation of (E)-crotyltrichlorosilane
General Description
Crotyl chloride reacts with trichlorosilane in the presence of tertiary amine and copper salts to give the corresponding allyltrichlorosilanes.
Properties of 1-Chloro-2-butene
| Melting point: | -65°C |
| Boiling point: | 85-86 °C(lit.) |
| Density | 0.923 g/mL at 20 °C(lit.) |
| refractive index | n |
| Flash point: | -12°C |
| storage temp. | 0-6°C |
| solubility | water: soluble14g/L at 20°C |
| form | clear liquid |
| color | Colorless to Light yellow |
| Water Solubility | 999mg/L(temperature not stated) |
| Merck | 14,2130 |
| BRN | 605304 |
| Stability: | Stable. Highly flammable. Incompatible with strong oxidizing agents. |
| CAS DataBase Reference | 591-97-9(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Butene, 1-chloro-(591-97-9) |
| EPA Substance Registry System | 2-Butene, 1-chloro- (591-97-9) |
Safety information for 1-Chloro-2-butene
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Corrosion Corrosives GHS05  Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H225:Flammable liquids H301:Acute toxicity,oral H314:Skin corrosion/irritation H317:Sensitisation, Skin 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 1-Chloro-2-butene
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