Malic Acid (C4H6O5)
BMRB entry bmse000046
Entry DOI: doi:10.13018/BMSE000046
Data source: Madison Metabolomics Consortium - Francisca Jofre, Mark E. Anderson, John L. Markley
NMR-STAR file:
bmse000046.strNMR-STAR
interactive viewerStructure file (mol/sdf):
bmse000046.molAll files for
bmse000046Time Domain Data:
bmse000046.zipView the GISSMO record for this entry.
Sample and instrument details are given with the spectrum
Assigned chemical shifts
Set 1
Sample: multiple; see NMR-STAR file
Conditions: temperature: 298K, pH: 7.4
Spectrometer: Bruker DMX - 500MHz
| Atom ID | Author Nomenclature | Value | Ambiguity Code |
|---|---|---|---|
| C1 | C1 | 45.358 | 1 |
| C4 | C2 | 183.803 | 4 |
| C4 | C2 | 182.576 | 4 |
| C3 | C3 | 183.803 | 4 |
| C3 | C3 | 182.576 | 4 |
| C2 | C4 | 73.086 | 1 |
| H10 | H10 | 2.641 | 2 |
| H10 | H10 | 2.334 | 2 |
| H11 | H11 | 2.641 | 2 |
| H11 | H11 | 2.335 | 2 |
| H12 | H12 | 4.272 | 1 |
NMR experiments
1: 1D 1H, 0.5 mM
Sample: 0.5mM in D2O, ref: DSS
Conditions: temperature: 298K, pH: 7.4
Spectrometer: Bruker DMX - 500MHz
2: 1D 1H, 2.0 mM
Sample: 2.0mM in D2O, ref: DSS
Conditions: temperature: 298K, pH: 7.4
Spectrometer: Bruker DMX - 500MHz
3: 1D 1H
Sample: 100mM in D2O, ref: DSS
Conditions: temperature: 298K, pH: 7.4
Spectrometer: Bruker DMX - 500MHz
4: 2D [1H,1H]-TOCSY
Sample: 100mM in D2O, ref: DSS
Conditions: temperature: 298K, pH: 7.4
Spectrometer: Bruker DMX - 500MHz
![Spectrum for experiment #4: 2D [1H,1H]-TOCSY](/ftp/pub/bmrb/metabolomics/entry_directories/bmse000046/nmr/set01/spectra/HH_TOCSY/00.png)
5: 1D 13C
Sample: 100mM in D2O, ref: DSS
Conditions: temperature: 298K, pH: 7.4
Spectrometer: Bruker DMX - 500MHz
6: 1D DEPT90
Sample: 100mM in D2O, ref: DSS
Conditions: temperature: 298K, pH: 7.4
Spectrometer: Bruker DMX - 500MHz
7: 1D DEPT135
Sample: 100mM in D2O, ref: DSS
Conditions: temperature: 298K, pH: 7.4
Spectrometer: Bruker DMX - 500MHz
8: 2D [1H,13C]-HSQC
Sample: 100mM in D2O, ref: DSS
Conditions: temperature: 298K, pH: 7.4
Spectrometer: Bruker DMX - 500MHz
![Spectrum for experiment #8: 2D [1H,13C]-HSQC](/ftp/pub/bmrb/metabolomics/entry_directories/bmse000046/nmr/set01/spectra/1H_13C_HSQC/00.png)
9: 2D [1H,13C]-HMBC
Sample: 100mM in D2O, ref: DSS
Conditions: temperature: 298K, pH: 7.4
Spectrometer: Bruker DMX - 500MHz
![Spectrum for experiment #9: 2D [1H,13C]-HMBC](/ftp/pub/bmrb/metabolomics/entry_directories/bmse000046/nmr/set01/spectra/1H_13C_HMBC/00.png)
10: 2D [1H,1H]-COSY
Sample: 100mM in D2O, ref: DSS
Conditions: temperature: 298K, pH: 7.4
Spectrometer: Bruker DMX - 500MHz
![Spectrum for experiment #10: 2D [1H,1H]-COSY](/ftp/pub/bmrb/metabolomics/entry_directories/bmse000046/nmr/set01/spectra/HH_COSY/00.png)
11: 2D [1H,13C]-HSQC SW small
Sample: 100mM in D2O, ref: DSS
Conditions: temperature: 298K, pH: 7.4
Spectrometer: Bruker DMX - 400MHz
![Spectrum for experiment #11: 2D [1H,13C]-HSQC SW small](/ftp/pub/bmrb/metabolomics/entry_directories/bmse000046/nmr/set01/spectra/1H_13C_HSQC_SW_small/00.jpg)