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1-3-Ethyl-4-(hydroxymethyl)-phenyl)ethanone is a reagent used in the prepration of Siponimod, it''s salts ans solid forms of the compound.

1-Iodo-4-bromo-2-ethylbenzene was synthesized from 2-ethylaniline by a one-pot reaction of aminoprotection, bromination, deprotection and iodination, and then 4-bromo-2-ethylbenzyl alcohol was synthesized from 4-bromo-2-ethylbenzyl alcohol by a one-pot re