Destroyer orgo #14

[atlanta213]

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Hello!

For the last step, how does No2 become NH2 by Sn HCl/ OH-?

Please explain this.

Good luck guys!

 

[Maygyver]

Ugh, I know my ochem prof explained this to me when I asked. It as to do with an unstable intermediate that rearranges to NH2. We didn't go into too much detail in class.