November 27, 2021, 06:32:53 AM
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Assigning carbon-13 NMR for ethyl 2-oxo-3,4-dihydrochromene-3-carboxylate.

Started by ae86 | Last post by kriggy February 17, 2021, 06:08:49 AM

2 Replies
1097 Views
Last post February 17, 2021, 06:08:49 AM
by kriggy
13C/12C quantitation by NMR?

Started by Cantacoxinha | Last post by Corribus November 17, 2020, 11:45:53 AM

2 Replies
1064 Views
Last post November 17, 2020, 11:45:53 AM
by Corribus
Absorption of infrared radiation by molecule (FT-IR spectroscopy)

Started by KayVL | Last post by KayVL November 11, 2020, 12:12:55 PM

2 Replies
769 Views
Last post November 11, 2020, 12:12:55 PM
by KayVL
H-NMR chalcone : interpret these peaks

Started by xshadow « 1 2 » | Last post by Babcock_Hall November 09, 2020, 02:55:45 PM

16 Replies
2533 Views
Last post November 09, 2020, 02:55:45 PM
by Babcock_Hall
Deoxidation

Started by dmtr19 | Last post by Babcock_Hall October 10, 2020, 12:54:49 PM

3 Replies
1319 Views
Last post October 10, 2020, 12:54:49 PM
by Babcock_Hall
NMR- H cis/ trans cinnamic acid - difference

Started by xshadow | Last post by xshadow October 10, 2020, 04:17:32 AM

5 Replies
1001 Views
Last post October 10, 2020, 04:17:32 AM
by xshadow
IR spectra of trans-cinnamic acid vs methyl trans-cinnamate

Started by IA97 | Last post by Babcock_Hall September 28, 2020, 08:15:57 AM

1 Replies
928 Views
Last post September 28, 2020, 08:15:57 AM
by Babcock_Hall
Questions about IR spectrum of acetonitrile

Started by OrganicH2O | Last post by mjc123 September 22, 2020, 04:54:42 AM

1 Replies
786 Views
Last post September 22, 2020, 04:54:42 AM
by mjc123
use h-nmr and IR spectra to find the unknown

Started by Isay12 | Last post by Babcock_Hall September 14, 2020, 10:29:51 AM

5 Replies
1199 Views
Last post September 14, 2020, 10:29:51 AM
by Babcock_Hall
Raman spectra trying to figure out the compound

Started by Katarzyna | Last post by wildfyr September 09, 2020, 08:51:41 AM

2 Replies
774 Views
Last post September 09, 2020, 08:51:41 AM
by wildfyr
Ketamine MS

Started by sharbeldam | Last post by sharbeldam September 04, 2020, 06:49:27 AM

8 Replies
965 Views
Last post September 04, 2020, 06:49:27 AM
by sharbeldam
Why quartet given in H-1 NMR signal is 1:3:3:1?

Started by AussieKenDoll | Last post by phth August 04, 2020, 01:21:17 PM

5 Replies
1105 Views
Last post August 04, 2020, 01:21:17 PM
by phth
Tricky chemical shift comparison for sophomore organic chem class

Started by OrganicH2O | Last post by OrganicH2O August 02, 2020, 03:32:30 PM

4 Replies
900 Views
Last post August 02, 2020, 03:32:30 PM
by OrganicH2O
Good book to learn nmr

Started by kbrook313 | Last post by Babcock_Hall July 10, 2020, 01:15:33 PM

4 Replies
4460 Views
Last post July 10, 2020, 01:15:33 PM
by Babcock_Hall
C4H10O C-NMR

Started by sharbeldam | Last post by Marko July 02, 2020, 12:24:30 PM

6 Replies
920 Views
Last post July 02, 2020, 12:24:30 PM
by Marko
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