2,2-Dimethylpropanoyl chloride is a branched-chain

acyl chloride In organic chemistry, an acyl chloride (or acid chloride) is an organic compound with the functional group . Their formula is usually written , where R is a side chain. They are reactive derivatives of carboxylic acids (). A specific example o ...

. It was first made by

Aleksandr Butlerov Alexander Mikhaylovich Butlerov (; 15 September 1828 – 17 August 1886) was a Russian chemist, one of the principal creators of the theory of chemical structure (1857–1861), the first to incorporate double bonds into structural for ...

in 1874 by reacting pivalic acid with

phosphorus pentachloride Phosphorus pentachloride is the chemical compound with the formula . It is one of the most important phosphorus chlorides/oxychlorides, others being and . finds use as a chlorinating reagent. It is a colourless, water-sensitive solid, althoug ...

. Pivaloyl chloride is used as an input in the manufacture of some drugs, insecticides and herbicides.

References

Acyl chlorides Reagents for organic chemistry {{organic-chem-stub