Common Name
LM ID
Instrument
Adduct / Ion
Submitter
LTD4
Thermo Scientific Orbitrap Exploris 240
[M-H]-
Fedorova Lab (LMAI) - Gabriele Lombardi Bendoula
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Structure
Common name
LTD4
LMID
Systematic name
5S-hydroxy-6R-(S-cysteinylglycinyl)-7E,9E,11E,14Z-eicosatetraenoic acid
m/z
495.2534
Adduct / Ion
[M-H]-
Charge
-1
Ion source
HESI
Instrument
Thermo Scientific Orbitrap Exploris 240
Resolution
30000
For high resolution data only
Ion mode
Negative
Collision Energy (CE)
20,30,40
Column
Accucore C30 150 x 2.1
Mobile phase A
Acetonitrile:water 50/50 v/v 5mM AmFm + 0.1% FA
Mobile phase B
Isopropanol:Acetonitrile:water 85/10/5 v/v 5mM AmFm + 0.1% FA
Retention time (min)
2.15
Amount injected
25 pmol
DOI for method
Date acquired
March 2025
Submitters
Fedorova Lab (LMAI) - Gabriele Lombardi Bendoula
Source of standard
Cayman
LTD4
Thermo Scientific Orbitrap Exploris 240
[M+H]+
Fedorova Lab (LMAI) - Gabriele Lombardi Bendoula
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Structure
Common name
LTD4
LMID
Systematic name
5S-hydroxy-6R-(S-cysteinylglycinyl)-7E,9E,11E,14Z-eicosatetraenoic acid
m/z
497.268
Adduct / Ion
[M+H]+
Charge
1
Ion source
HESI
Instrument
Thermo Scientific Orbitrap Exploris 240
Resolution
30000
For high resolution data only
Ion mode
Positive
Collision Energy (CE)
12,22,32
Column
Accucore C30 150 x 2.2
Mobile phase A
Acetonitrile:water 50/50 v/v 5mM AmFm + 0.1% FA
Mobile phase B
Isopropanol:Acetonitrile:water 85/10/5 v/v 5mM AmFm + 0.1% FA
Retention time (min)
2.14
Amount injected
12.5 pmol
DOI for method
Date acquired
March 2025
Submitters
Fedorova Lab (LMAI) - Gabriele Lombardi Bendoula
Source of standard
Cayman
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Structure
Common name
LTD4
LMID
Systematic name
5S-hydroxy-6R-(S-cysteinylglycinyl)-7E,9E,11E,14Z-eicosatetraenoic acid
m/z
495.2
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)
18
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)
5.07
Amount injected
0.25 ng
DOI for method
Date acquired
March 2025
Submitters
Wheelock/Hagn
Source of standard
Cayman Chemical