... (IV, R2 = p-XC6H,, R' # H), and the mixture was heated to SOo for about 2 hours for R' = CH,, or about 12 hours for R' = CH,0CH3; in this way we isolated, eg C6H,-CH(OCOH), bp 800/0.1 mm; nio 1.5065; yield 70%; p-CIC6H4-CH(OCOH ... Part III 92 (1973) RECUEIL 1039 ...