Names | |
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Preferred IUPAC name 3-Chloro-2-(chloromethyl)prop-1-ene | |
Other names 3-Chloro-2-(chloromethyl)propene, 1,1-Bis(chloromethyl)ethene | |
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ChemSpider | |
ECHA InfoCard | 100.015.900 |
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Properties | |
Chemical formula | C4H6Cl2 |
Molar mass | 124.99 g·mol |
Appearance | Colorless liquid |
Density | 1.1782 g/cm |
Melting point | −14 °C (7 °F; 259 K) |
Boiling point | 138 °C (280 °F; 411 K) |
Hazards | |
Occupational safety and health (OHS/OSH): | |
Main hazards | alkylating agent |
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Pictograms | |
Signal word | Danger |
Hazard statements | H226, H301, H315, H319, H335, H400 |
Precautionary statements | P210, P233, P240, P241, P242, P243, P261, P264, P270, P271, P273, P280, P301+P310, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P312, P321, P330, P332+P313, P337+P313, P362, P370+P378, P391, P403+P233, P403+P235, P405, P501 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Infobox references |
1,1-Bis(chloromethyl)ethylene is the organic compound with the formula CH2=C(CH2Cl)2. It is a colorless liquid. Featuring two allylic chloride substituents, it is dialkylating agent.
Synthesis and reactions
It is prepared from pentaerythritol via a multistep procedure, beginning with the partial chlorination. The compound reacts with diiron nonacarbonyl to give the complex of trimethylenemethane Fe(η-C(CH2)3)(CO)3. It is also a precursor to -propellane.
References
- ^ Mooradian, Aram; Cloke, J. B. (June 1945). "The Synthesis of 3-Chloro-2-chloromethyl-1-propene from Pentaerythritol". Journal of the American Chemical Society. 67 (6): 942–944. doi:10.1021/ja01222a019.
- Mondanaro Lynch, Kathleen; Dailey, William P. (1995). "Improved Preparations of 3-Chloro-2-(chloromethyl)-1-propene and 1,1-Dibromo-2,2-bis(chloromethyl)cyclopropane: Intermediates in the Synthesis of Propellane". Journal of Organic Chemistry. 60 (14): 4666-8. doi:10.1021/jo00119a057.
- Mondanaro, Kathleen R.; Dailey, William P (1998). "3-CHLORO-2-(CHLOROMETHYL)-1-PROPENE". Organic Syntheses. 75: 89. doi:10.15227/orgsyn.075.0089.