Common Name
LM ID
Instrument
Adduct / Ion
Submitter
Maresin 1
SCIEX QTRAP 6500 LC-MS/MS System
[M-H]-
Ed Dennis, Oswald Quehenberger, Aaron Armando
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Structure
Common name
Maresin 1
LMID
Systematic name
7R,14S-dihydroxy-4Z,8E,10E,12Z,16Z,19Z-docosahexaenoic acid
m/z
359
Adduct / Ion
[M-H]-
Charge
-1
Ion source
ESI
Instrument
SCIEX QTRAP 6500 LC-MS/MS System
Resolution
N/A
For high resolution data only
Ion mode
Negative
Collision Energy (CE)
-22
Column
Not Available
Mobile phase A
60/40 Water/Acetonitrile, 0.02% Acetic Acid
Mobile phase B
50/50 Isopropanol/Acetonitrile
Retention time (min)
2.75
Amount injected
10ng
DOI for method
Date acquired
Submitters
Ed Dennis, Oswald Quehenberger, Aaron Armando
Source of standard
Cayman Chemical
Maresin 1
Thermo Fisher Orbitrap ID-X Tribrid
[M-H]-
Jean-Marie Galano.Ángel Sánchez Illana.Thierry Durand
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Structure
Common name
Maresin 1
LMID
Systematic name
7R,14S-dihydroxy-4Z,8E,10E,12Z,16Z,19Z-docosahexaenoic acid
m/z
359.2228
Adduct / Ion
[M-H]-
Charge
-1
Ion source
ESI
Instrument
Thermo Fisher Orbitrap ID-X Tribrid
Resolution
60000
For high resolution data only
Ion mode
Negative
Collision Energy (CE)
stepped HCD collision energy 20–40–60%
Column
N/A
Mobile phase A
N/A
Mobile phase B
N/A
Retention time (min)
N/A
Amount injected
10 µL
DOI for method
Date acquired
October 2023
Submitters
Jean-Marie Galano.Ángel Sánchez Illana.Thierry Durand
Source of standard
Cayman
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Structure
Common name
Maresin 1
LMID
Systematic name
7R,14S-dihydroxy-4Z,8E,10E,12Z,16Z,19Z-docosahexaenoic acid
m/z
359.2
Adduct / Ion
[M-H]-
Charge
-1
Ion source
ESI
Instrument
Waters Xevo TQ-XS Triple Quadrupole
Resolution
N/A
For high resolution data only
Ion mode
Negative
Collision Energy (CE)
15
Column
Waters Acquity Premier BEH C18 with VanGuard FIT, 130 Å, 1.7 µm, 2.1 x 100 mm
Mobile phase A
Milli-Q H2O + 0.1 % (v/v) acetic acid
Mobile phase B
ACN:IPA (90:10)
Retention time (min)
6.03
Amount injected
0.25 ng
DOI for method
Date acquired
March 2025
Submitters
Wheelock/Hagn
Source of standard
Cayman Chemical