tert-Butyl hypochlorite is the organic compound with the formula (CH3)3COCl.

A yellow liquid, it is a rare example of an organic hypochlorite, i.e. a compound with an O-Cl bond.

It is a reactive material that is useful for chlorinations.

It can be viewed as a lipophilic version of sodium hypochlorite (bleach).

[1] It is produced by chlorination of tert-butyl alcohol in the presence of base:[2][3] tert-Butyl hypochlorite is useful in the preparation of organic chloramines:[4]