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Chemistry Forums for Students => Organic Chemistry Forum => Topic started by: JoeyBob on March 16, 2020, 06:47:03 PM

Title: m-CPBA Question
Post by: JoeyBob on March 16, 2020, 06:47:03 PM

Can someone explain the mechanism for this? I know m-CPBA turns alkenes into epoxides, but im not familiar with how this reaction. What happens with the methyl on the oxygen??

Title: Re: m-CPBA Question
Post by: hollytara on March 16, 2020, 11:18:26 PM

m-CPBA is meta-chloroperbenzoic acid 

Per-acids can do a one step transfer to the alkenes. Like this:

Title: Re: m-CPBA Question
Post by: JoeyBob on March 17, 2020, 04:05:25 PM

Quote from: hollytara on March 16, 2020, 11:18:26 PM

m-CPBA is meta-chloroperbenzoic acid 

Per-acids can do a one step transfer to the alkenes. Like this:

Yeah I know that mechanism. But theres no alkene here unless you do it on the benzene, which I don't believe you can.

Title: Re: m-CPBA Question
Post by: hollytara on March 17, 2020, 05:10:54 PM

Where did you get your problem from?

Title: Re: m-CPBA Question
Post by: JoeyBob on March 22, 2020, 07:57:58 PM

Quote from: hollytara on March 17, 2020, 05:10:54 PM

Where did you get your problem from?

Wiley