CAS 4773-12-0
:Sulfurous acid, diphenyl ester
Description:
Sulfurous acid, diphenyl ester, also known by its CAS number 4773-12-0, is an organic compound characterized by the presence of sulfur in its structure, specifically in the form of a sulfonic acid derivative. This compound features two phenyl groups attached to a sulfur atom, which is further bonded to an oxygen atom, forming the ester linkage. It is typically a colorless to pale yellow liquid with a distinctive odor. Sulfurous acid, diphenyl ester is known for its applications in organic synthesis, particularly as a reagent in various chemical reactions, including the preparation of sulfonamides and other sulfur-containing compounds. It exhibits moderate solubility in organic solvents and is relatively stable under standard conditions, although it may decompose upon exposure to strong acids or bases. Safety precautions should be taken when handling this compound, as it may cause irritation to the skin, eyes, and respiratory system. Proper storage in a cool, dry place away from incompatible materials is recommended to maintain its stability and efficacy.
Formula:C12H10O3S
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