144
Thiazolidine - 2 - thione4-carboxylic acid
o
C¢NSCCI,
o
Hugh D. Sisler
cos + 2HCI
+SO;
Dithiobis [methane
sulphonic acid] (DMS)
I o II
H0 3 SCH 2 SSCH 2 S0 3 H
Disulfide monoxide
derivative of DMS
Figure 6.8. Degradation pathways of substituted phthalimide fungicides in biological systems.