Sulfoxides, Sulfones, and Sulfur Acids
Sulfoxides and Sulfones Rule C-632 632.1 - Compounds having two or more contiguous >SO or >SO2 groups are named as disulfoxides, trisulfoxides . . . disulfones, trisulfones,
etc. However, compounds having a group -SR contiguous to a group >SO or >SO2 are named as derivatives of thiosulfur acids (see Rule C-641).
See Recommendations'93 R-5.5.7
Example to Rule C-632.1
Sulfoxides and Sulfones Rule C-633
Sulfur Acids and Their Derivatives Containing Sulfur Directly Linked to an Organic Radical Rule C-641, Rule C-642,
Sulfur Acids and Their Derivatives in which Sulfur is Linked Only Through Oxygen to the Organic Radical Rule C-651
Sulfur Acids and Their Derivatives in which Sulfur is Linked Only Through Nitrogen or Through Nitrogen and Oxygen to the Organic Radical Rule C-661,
Sultones and Sultams Rule C-671
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