Preparation of p-hydroxybenzopentanone_Kain Industrial Additives

overview[1][2] p-hydroxybenzopentanone, also called 4-n-valerylphenol, is an organic intermediate and pharmaceutical intermediate that can be used to prepare acylphenoxyacetic acid compounds. it can be prepared in one step from phenol and n-valeryl chloride. preparation[1-2] report 1, put phenol (0.94g, 10mmol) into a 50ml three-necked flask, ice bath to 0°c, add 10ml (114mmol) of trifluoromethanesulfonic acid…