Lamar Field, Robert V. Dilts, Ramanathan Ravichandran, P. Galen Lenhert and Gary E. Carnahan
N-Acetyl-D,L-penicillamine (1) was converted by HNO2 into a thionitrite (3) which was stable as a solid and atypically so even in solution; X-ray structural parameters are given for (3), and both homolytic and heterolytic reactions are described.