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Finding R and S When Group 4 is Forward

December 16, 2015 By Leah4sci 10 Comments

stereochemistry finding r and s when group 4 is forwardChirality/Stereochemistry Video Series: Video 3
This video shows you why and how to reverse R and S when group #4 is forward to help you quickly and easily master relative configurations when studying chirality and stereochemistry.


(Watch on YouTube: Group 4. Click cc on bottom right for video transcription.)

<– Watch Previous Video: R and S Configuration using Cahn Ingold Prelog Priority Rules
–> Watch Next Video: Swap Method for finding R and S Configurations Chirality

This is Video 3 in the Chirality/Stereochemistry Video Series. Click HERE for the entire series.

Ready to test your stereochemistry skills? Try my FREE Chirality/Stereochemistry Practice Quiz and follow along with the Stereochemistry Cheat Sheet

Would a Model Kit help you? Watch How to Use Your Organic Chemistry Model Kit.

Filed Under: Chirality and Stereochemistry Tagged With: chirality, stereochemistry

Comments

  1. Noel says

    November 24, 2018 at 12:36 am

    Wonderful great and helpful

    Reply
  2. Kawther (@kawtherRF) says

    June 8, 2018 at 10:22 am

    thank you !! you helped me so much to understand this speacially the problem ” if the group 4 is fwd “

    Reply
  3. Somasree Dey says

    February 26, 2018 at 8:18 am

    Wow!! This videos are so useful..thanks a lot..

    Reply
  4. hafsa says

    April 9, 2016 at 4:00 am

    Hi, but im confused as what to do when group 4 is on the plane.

    Reply
    • Leah4sci says

      April 12, 2016 at 2:42 pm

      Hafsa: See the swap method video

      Reply
  5. Muneeb ali says

    February 6, 2016 at 4:16 am

    I was strugling since two weaks from the steriochemistry but now i have find it very helpful..
    thanks a lot..
    Muneeb ali

    Reply
    • Leah4sci says

      February 8, 2016 at 9:43 pm

      Glad you found this helpful Muneeb

      Reply
    • Sajjad Ali says

      June 8, 2018 at 3:19 pm

      It was really helpfull for me.nice explained.

      Reply
  6. chemistry1 says

    December 19, 2015 at 2:52 pm

    Very nice explained this weird phenomenon of the changed configuration, now it seems to make perfectly sense, but i can’t click on the next video, as i would really like to know what happens with the configuration if the 4th group is in the plane of the page… ?

    Reply
    • Leah4sci says

      January 2, 2016 at 6:45 pm

      You can find the videos directly on my YouTube channel if the links here don’t work

      Reply

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