Jh. Powell et al., Improvement of a critical intermediate step in the synthesis of a nitroxide-based spin-labeled deoxythymidine analog, MOLECULES, 5(12), 2000, pp. 1244-1250
Methods to reduce the carboxylic acid moiety in 3-carboxy-2,2,5,5-tetrameth
yl-pyrrolin-1-oxyl to an alcohol as an intermediate toward the correspondin
g aldehyde have been explored and an improved method has been developed.