Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... Reaction of 2-cyclohexenones 1a-d with aqueous formaldehyde, catalyzed by DMAP in THF, affords the corresponding 2-(hydroxymethyl)-2-cyclohexenones 2a-d in good yields. ... Cookies are used by this site. To decline or learn more, visit our Cookies page.