41068-36-4

1-(2-Chloro-4-hydroxyphenyl)ethanone is used in preparation of aminopyrazine compounds as HPK1 inhibitor and the use thereofof aminopyrazine compounds as HPK1 inhibitor and the use thereof.

Obtained by reaction of acetyl chloride with 3-chloroanisole in the presence of aluminium chloride (55%), in carbon disulfide (62%) or in 1,2-dichloroethane (81%).