Organic Chemistry 51B. Lecture 24. Electrophilic Aromatic Substitution. 

What an amazing Professor this guy is ! Thanks for uploading this to RU-vid bring global education a step closer.

Immensely watchable. At no stage did my eyes get heavy.

Are my ears working, why don't I hear any laughs from the class? This professor is making ochem interesting he deserves some laughs! Lol

He's amazing. I am learning thanks to him!

Professor David, you and UCIrvine are amazing.You really helped me. keep it up :-D

Cow urine actually use as a blood purifier...in India...and thank you professor David and UCI for this lecture... really helpful...

What a great lecture !

Great lecture

Can we join UCI ?? I’m from Pakistan 🇵🇰

Why an other lector?

Which book is this ?

Does anyone remember in which lesson he explains what he says at minute 6:10? I mean the fact that halogen atoms attached to a double bond don't react through SN1 and SN2 mechanism...

Mormon tea

Wow!

I hate when the professor does that aaaaaaaahhhhhhhhhhhh