PMG Aspergillus nidulans metabolite library v.01 (Last update 05/10/17)
Showing iCard for L-Leucine (2TMS) (PMG000004)
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Mass spectrum (Rel abundance vs m/z) |
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Peaks |
( 59 21) ( 73 278) ( 74 29) ( 75 44) (100 33) (102 32) (147 82) (158 1000) (159 135) (160 41) (218 45) (232 55) |
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Average Retention time (min) |
15.51
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Quant mass (Da) |
158
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Common Name |
L-Leucine |
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Structure |
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Synonym(s) |
2-Amino-4-methylvaleric acid; (2S)-alpha-2-Amino-4-methylvaleric acid; (2S)-alpha-Leucine
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KEGG ID |
C00123
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Golm Metabolome Database ID |
A129002
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PubChem CID |
3423
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CAS Registry Number |
61-90-5
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Biosynthetic pathways (KEGG) |
map00280Valine, leucine and isoleucine degradation map00290Valine, leucine and isoleucine biosynthesis map00966;Glucosinolate biosynthesis map00970Aminoacyl-tRNA biosynthesis map01065Biosynthesis of alkaloids derived from histidine and purine map012102-Oxocarboxylic acid metabolism map01230Biosynthesis of amino acids map02010ABC transporters
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Monoisotopic mass (Da) |
131.0946
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Average Molecular Mass (Da) |
131.1729
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Molecular Formula |
C6H13NO2
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Chemical Group |
Amino acids
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Analyzer |
Agilent 6890 MS platform; 5973 series mass selective detector (MSD); 7683 autosampler
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Carrier gas |
Helium |
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Flow rate |
1 mL min-1
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Column |
HP-5MS, length; 30 m, i.d.; 0.25 mm, film thickness 0.25 μm, Agilent Technologies Inc.
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Ionization |
Electron Impact (EI), Positive
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Mass range |
50-800 Da
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Injector |
10:1 split mode; temperature of 230oC
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Oven temperature |
70oC stable 5 min; 5oC min-1 increase to 295oC; stable 2 min
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Curator(s): I. KALAMPOKIS, Dr KA ALIFERIS