Multiple choice

The reagent acting as a lachrymator is

  1. methanesulfonic acid

  2. methanesulfonic anhydride

  3. methanesulfonyl chloride

  4. methoxymethylenetriphenylphosphine
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Methanesulfonyl chloride is a compound containing a sulfonyl chloride used to make methanesulfonates and to generate sulfene. It is highly toxic, moisture sensitive, corrosive and a lachrymator. It should be stored in a dry location, preferably in a desiccator.

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