diazotisation and coupling with a phenol 1 as this method has not been found satisfactory for 2:4-dinitrophenyl derivatives, for example, 2:4-dinitro-phenyl-amino-acids, two other methods which ...

VOLUNTEERS were injected with conjugates of 2,4-dinitro-phenyl–human serum albumin (DNP–HSA) 1. Sixty per cent of subjects developed rising titres of agglutinating activity to DNP coupled red ...

Guidance was issued nationally, with teachers urged to check if laboratories keep 2,4 dinitrophenyl hydrazine (DNP). It was discovered at three Carmarthenshire sites in total, with Army explosive ...