Crotyl chloride
ALDRICH/28115 - technical, (cis+trans), mixture of cis- and trans-isomers (~1:6), ~70% (GC)
Synonym: cis,trans-1-Chloro-2-butene
CAS Number: 591-97-9
Empirical Formula (Hill Notation): C4H7Cl
Molecular Weight: 90.55
EC Number: 209-739-5
MDL Number: MFCD00000987
Linear Formula: CH3CH=CHCH2Cl
Product Type: Chemical
| assay | ~70% (GC) |
| bp | 85-86 °C (lit.) |
| density | 0.923 g/mL at 20 °C (lit.) |
| form | liquid |
| functional group | alkyl halide |
| chloro | |
| grade | technical |
| impurities | ~30% 3-chloro-1-butene |
| InChI | 1S/C4H7Cl/c1-2-3-4-5/h2-3 |
| InChI key | YTKRILODNOEEPX-NSCUHMNNSA |
| Quality Level | 100 ![]() |
| refractive index | n |
| SMILES string | CC=CCCl |
| solubility | water: soluble 14 g/L at 20 °C |
| Application: | 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. |
| Packaging: | 100 mL in glass bottle |
| Symbol | ![]() ![]() GHS02,GHS05,GHS06 |
| Signal word | Danger |
| Hazard statements | H225 - H301 - H314 - H317 - H412 |
| Precautionary statements | P210 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
| Hazard Codes | F,C |
| Risk Statements | 11-22-34-43 |
| Safety Statements | 16-26-36/37/39-45 |
| RIDADR | UN 2920 3(8) / PGI |
| WGK Germany | WGK 3 |
| Flash Point(F) | 10.4 °F - closed cup |
| Flash Point(C) | -12 °C - closed cup |
| Purity | ~70% (GC) |
| bp | 85-86 °C (lit.) |
| Density | 0.923 g/mL at 20 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |




