title: Convenient synthesis of alkyl esters of urocanic acid.
abstract: Ethyl, n-dodecyl, and n-hexadecyl esters of urocanic acid (4-imidazoleacrylic acid) were prepared from 4-imidazolecarboxaldehyde in satisfactory yields via the Wittig reaction.
mesh_terms: D007093:Imidazoles / Q000138:chemical synthesis*; D013056:Spectrophotometry, Ultraviolet; D013473:Sunscreening Agents; D014560:Urocanic Acid / Q000031:analogs & derivatives / Q000138:chemical synthesis* / Q000494:pharmacology
chemical_list: D007093:Imidazoles; D013473:Sunscreening Agents; D014560:Urocanic Acid