Methallyl chloride
# Methallyl chloride

Methallyl chloride is the organic compound with the formula $CH_2=C(CH_3)CH_2Cl.$ It is a colorless liquid and a lacrymator. Its properties are similar to those of allyl chloride. It is a strong alkylating agent used to install isobutenyl groups.

## Reactivity

It is also a precursor to methallyl ligand. It is an isomer of crotyl chloride.

Methylenecyclopropane can be synthesised via an intramolecular cyclisation reaction from methallyl chloride by treatment with a strong base such as sodium amide.

