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Mass Spectrometry Fragmentation Part 2

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Knowbee

Knowbee

Күн бұрын

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Пікірлер: 67
@vinitamaharaj5738
@vinitamaharaj5738 6 жыл бұрын
Your videos on spectroscopy have been SO helpful! I really appreciate the time and effort it has taken to put these videos together. It is clear, concise, and extremely well arranged.
@johannatampogao3922
@johannatampogao3922 3 жыл бұрын
I just wanna say thank u for being my professor in this online learning.
@brisadelabarrera2371
@brisadelabarrera2371 2 жыл бұрын
This is the best explanation I could find. Thank you so much!
@13ironmike
@13ironmike 3 жыл бұрын
Extremely helpful videos. Thank you for breaking it down slowly and in detail!
@omarel-nemr6506
@omarel-nemr6506 2 жыл бұрын
The alpha carbon is not the carbon that is bonded to the functional group but the next carbon after it
@raliyaaliyu2604
@raliyaaliyu2604 2 жыл бұрын
You have the best videos on spectroscopy thanks alot
@JayaSaputra
@JayaSaputra 7 жыл бұрын
it's really helpful, but it's confusing how you define the α-carbon, in the beginning you define α-carbon as carbonyl-C, but when you explain about McLafferty rearrangement you take "real" α-carbon (the carbon next to carbonyl-C) as α-carbon. But, overall it's really helpful. thanks
@Knowbee
@Knowbee 7 жыл бұрын
Sorry for the confusion. You are right. I misspoke. A true alpha carbon is the carbon directly next the the carbonyl carbon. Thank you!
@JRockTT
@JRockTT 6 жыл бұрын
I had the same question. Thank you for clearing that up!
@elizabethruiz8046
@elizabethruiz8046 4 жыл бұрын
Thank you so much! I finally could understand fragmentation patterns.
@faisalus313
@faisalus313 3 жыл бұрын
Can you help me about that, please ?
@stephenqueen6946
@stephenqueen6946 Жыл бұрын
saving my butt when I'm expected to write a practical report on a bunch of stuff that was not taught in the class
@dinukabandara1523
@dinukabandara1523 6 жыл бұрын
Great One Sir. Hats off to you. Only concern is with the definition of alpha C.
@skyingswift
@skyingswift 7 ай бұрын
Thank you so much, sir. You will be remembered 😭
@lunbabuichiru6320
@lunbabuichiru6320 2 жыл бұрын
The teaching is extremely good.
@usamanasir110
@usamanasir110 Жыл бұрын
Very awesome lecture
@olaak3454
@olaak3454 2 жыл бұрын
it's really really helpful, thank you so much for this 🖤
@bic1349
@bic1349 Жыл бұрын
GREAT VIDEO! Subscribed!
@esmeralda_jenn
@esmeralda_jenn 7 жыл бұрын
My favorite channel for now!
@Knowbee
@Knowbee 7 жыл бұрын
Great! Glad I could help
@lamrisaid4067
@lamrisaid4067 5 жыл бұрын
But ,how about aromatic compound fragmentation ?
@nagwahamada2002
@nagwahamada2002 9 ай бұрын
Really, it a very good explanation, good effort . Thanks
@silverskater558
@silverskater558 6 жыл бұрын
Do you have any idea how easy your video is. THANK YOU FOR DONATION TO SOCIETY BY POSTING THIS AND PART 1
@Knowbee
@Knowbee 6 жыл бұрын
You're welcome. Thank you!
@kastogeorge7141
@kastogeorge7141 4 жыл бұрын
Good explaination, but how could say Carbon from the functional group is the alpha carbon, while what I know is, the alpha carbon is the one attach direct to functional group ,and the functional group there is the carbonly group(C=O),
@Alchemist_171
@Alchemist_171 3 жыл бұрын
Exactly.
@miguelfernandezgarcia163
@miguelfernandezgarcia163 2 жыл бұрын
Gamma cleavage and McLaffery rearrangment are best remembered if for the former one thinks about the stability of 5-atom ring-like conformations (OH, 3xC and H = 5) and for the latter of 6-atom ring-like conformations (O, 4xC and H = 6)
@weizhang6375
@weizhang6375 4 жыл бұрын
That is perfect teaching video I had ever. At 6:24, why the CH3CH2CHCH2CH2 is + ? Is due to loss of elections from the bond of gamma carbon? I am really confused for the step Where the gamma carbon become radical, and alpha carbon become +. Thanks for your answer!
@c116natashanatishnalova5
@c116natashanatishnalova5 26 күн бұрын
It is because the OH bond is removed from the alpha carbon and hence becomes + charge.
@sammanimiurangana1842
@sammanimiurangana1842 2 жыл бұрын
Extremely helpful videos. Thank you
@justsnob
@justsnob 5 ай бұрын
God bless you!
@sharonchelangat8288
@sharonchelangat8288 2 жыл бұрын
This so amazing it has really helped me
@anishkumarsharma9952
@anishkumarsharma9952 4 жыл бұрын
Very well!!! All the concepts related to the fragmentation are clear. That was totally awsm. But i have a doubt.... In mass spectrometry, we generally deal with soft ionization technique like ESI and APCI where a hydrogen atom is added to the molecule . Does this addition will change the fragmentation pattern Or how does that addition of hydrogen will effect the fragmentation. Could you just explain this.?
@dinaws1440
@dinaws1440 3 жыл бұрын
Thank you so much, this video really helpful!
@chamodikasenarath3956
@chamodikasenarath3956 6 жыл бұрын
Thank You sir, very helpful..Comments solve the confusion.
@mominaan36
@mominaan36 4 жыл бұрын
Thank you sir. It was really helpful.
@rachidatair702
@rachidatair702 2 ай бұрын
it would be great if you made an exemple xith acid COOH cause we have C=0( cétone) and Hydroxile (OH)
@songohan393
@songohan393 2 жыл бұрын
Thank you
@sekarayuni6281
@sekarayuni6281 4 жыл бұрын
Thanks for the explanation sir!
@nfzb
@nfzb 4 жыл бұрын
Thats very helpful! Thank you. But does anyone know how can i find more explanation about fragmentation of ester?
@chemistrylover7940
@chemistrylover7940 5 жыл бұрын
Thank u sooo muchh sir... It is very helpful....
@jo-jokids9445
@jo-jokids9445 6 жыл бұрын
thank you sir, Very informative class
@davidjrn8013
@davidjrn8013 3 жыл бұрын
for McLafferty rearrangements, isn't final structures of -OH will have a single bond and C alpha have double bond? Thank you.
@merhanessam3765
@merhanessam3765 6 жыл бұрын
Thanks alot....this was so helpful
@dayanashaytou8437
@dayanashaytou8437 3 жыл бұрын
hello why alpha carbon was attached directly in the first ketone while it is not the same in the second ketone using Mc method ?
@LinhBui-ci6sg
@LinhBui-ci6sg 7 жыл бұрын
thanks this helped so much!
@SsSss-hq3xp
@SsSss-hq3xp 5 жыл бұрын
Thanks for your help thank you 😍😍😍
@arshadarshad-zk8fk
@arshadarshad-zk8fk 3 жыл бұрын
During gamma cleavage why carbon -hudrogen bond breaks firstly than Carbon-carbon bond . C-C is weaker than C-H Bond???????
@VaishnaviDevi316
@VaishnaviDevi316 7 жыл бұрын
i dont understand how could the carbonyl carbon be alpha carbon..the carbon next to the carbonyl carbon is the alpha carbon isn't it? usually the carbon next to any functional group is termed as alpha carbon right?
@Knowbee
@Knowbee 7 жыл бұрын
You are correct. I may have misspoke. The carbon next to the carbonyl carbon is the alpha carbon. Sorry for the confusion and thanks for the clarification.
@VaishnaviDevi316
@VaishnaviDevi316 7 жыл бұрын
Thank u know bee!! keep up the great work and its very useful for us!! :) and i would like to ask one more thing..can you pls upload video lectures for solid state chemistry..Packing model in solids..i feel it would be more helpful for us!! thank u!!
@Knowbee
@Knowbee 7 жыл бұрын
Thanks Devi, Unfortunately I won't be making any solid state chem. videos. I stick mostly to the life-sciences chemistry. Please let me know if there is anything else I can do for you.
@uathrhsalim
@uathrhsalim 3 жыл бұрын
Thank you so much TT TT
@hmshehzad4814
@hmshehzad4814 5 жыл бұрын
Thank u so much
@aissabym2762
@aissabym2762 5 жыл бұрын
THANK YOU
@jumanareda8810
@jumanareda8810 5 жыл бұрын
Thank you ♥️♥️
@katana7533
@katana7533 7 жыл бұрын
thank you so much, now I get it :)
@Knowbee
@Knowbee 7 жыл бұрын
Glad you got it! Thank you!
@mustafaalhayali5506
@mustafaalhayali5506 7 жыл бұрын
thanks alot sir
@chemistrylover7940
@chemistrylover7940 5 жыл бұрын
Plzzzz tell about aromatic alcohol
@rikaanapi4816
@rikaanapi4816 6 жыл бұрын
Thank you for this sir!
@awaisthelegend8342
@awaisthelegend8342 6 жыл бұрын
👏👏👏👍
@songohan393
@songohan393 2 жыл бұрын
Do you have paypal?
@theqeen6234
@theqeen6234 7 жыл бұрын
thank u very much 😍😍
@Knowbee
@Knowbee 7 жыл бұрын
You're very welcome.
@john.the.beloved
@john.the.beloved 5 жыл бұрын
God bless you!
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