Record Information |
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Version | 1.0 |
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Creation date | 2015-10-09 22:27:25 UTC |
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Update date | 2017-01-19 02:36:10 UTC |
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FoodComEx ID | PC000022 |
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FoodDB Record | FDB001946 |
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Chemical Information |
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Name | L-Leucine |
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Description | Flavouring ingredient; dietary supplement, nutrient. L-Leucine is found in many foods, some of which are lettuce, common bean, pacific herring, and kefir. |
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CAS Number | 61-90-5 |
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Structure | |
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Synonyms | Synonym | Source |
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(2S)-2-Amino-4-methylpentanoate | biospider | (2S)-2-amino-4-Methylpentanoic acid | ChEBI | (2S)-a-2-amino-4-Methylvalerate | Generator | (2S)-a-2-amino-4-Methylvaleric acid | Generator | (2S)-a-Leucine | Generator | (2S)-alpha-2-amino-4-Methylvalerate | Generator | (2S)-alpha-2-amino-4-Methylvaleric acid | ChEBI | (2S)-alpha-Leucine | ChEBI | (2S)-α-2-amino-4-methylvalerate | Generator | (2S)-α-2-amino-4-methylvaleric acid | Generator | (2S)-α-leucine | Generator | (S)-(+)-Leucine | ChEBI | (S)-2-Amino-4-methyl-pentanoic acid | biospider | (S)-2-Amino-4-methylpentanoate | biospider | (S)-2-amino-4-Methylpentanoic acid | HMDB | (S)-2-Amino-4-methylvalerate | biospider | (S)-2-amino-4-Methylvaleric acid | HMDB | (S)-Leucine | ChEBI | α-amino-α-aminoisocaproic acid | biospider | α-amino-«gamma»-methylvaleric acid | biospider | α-aminoisocaproic acid | biospider | 2-Amino-4-methyl-valeric acid | biospider | 2-amino-4-Methylvalerate | Generator | 2-amino-4-Methylvaleric acid | ChEBI | 4-methyl-L-Norvaline | biospider | FEMA 3297 | db_source | L | ChEBI | L-(+)-Leucine | HMDB | L-2-Amino-4-methylpentanoic acid | biospider | L-2-Amino-4-methylvaleric acid | biospider | L-a-aminoisocaproate | biospider | L-a-Aminoisocaproic acid | HMDB | L-alpha-aminoisocaproate | biospider | L-alpha-aminoisocaproic acid | biospider | L-Leucin | ChEBI | L-leucine | biospider | L-Leuzin | ChEBI | L-Norvaline, 4-methyl- | biospider | Leu | ChEBI | LEUCINE | ChEBI | Leucine, 9CI, USAN; L-form | db_source | S-2-Amino-4-methylpentanoic acid | biospider |
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Chemical Formula | C6H13NO2 |
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IUPAC name | 2-amino-4-methylpentanoic acid |
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InChI Identifier | InChI=1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9) |
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InChI Key | ROHFNLRQFUQHCH-UHFFFAOYSA-N |
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Isomeric SMILES | CC(C)CC(N)C(O)=O |
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Average Molecular Weight | 131.1729 |
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Monoisotopic Molecular Weight | 131.094628665 |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as leucine and derivatives. Leucine and derivatives are compounds containing leucine or a derivative thereof resulting from reaction of leucine at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom. |
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Kingdom | Organic compounds |
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Super Class | Organic acids and derivatives |
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Class | Carboxylic acids and derivatives |
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Sub Class | Amino acids, peptides, and analogues |
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Direct Parent | Leucine and derivatives |
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Alternative Parents | |
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Substituents | - Leucine or derivatives
- Alpha-amino acid
- Branched fatty acid
- Methyl-branched fatty acid
- Fatty acid
- Fatty acyl
- Amino acid
- Carboxylic acid
- Monocarboxylic acid or derivatives
- Organopnictogen compound
- Primary amine
- Organooxygen compound
- Organonitrogen compound
- Organic nitrogen compound
- Primary aliphatic amine
- Carbonyl group
- Organic oxygen compound
- Amine
- Organic oxide
- Hydrocarbon derivative
- Aliphatic acyclic compound
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Molecular Framework | Aliphatic acyclic compounds |
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External Descriptors | |
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Physico-Chemical Properties - Experimental |
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Property | Value | Reference |
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Experimental logP | -1.52 | HANSCH,C ET AL. (1995) |
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Experimental Water Solubility | Not Available | |
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Melting Point | Mp 337 (293-295°)° dec. | DFC |
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Foods of Origin |
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Food | Content Range | Average | Reference |
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Food | | | Reference |
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Production Data |
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Production Method | commercial |
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Production Method Reference | Not Available |
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Production Method Reference File | Not Available |
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Quantity Available | Production upon request, up to 4 g |
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Delivery Time | Not Available |
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Storage Form | solid |
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Storage Conditions | -80°C |
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Stability | Not Available |
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Purity | Not Available |
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Spectra |
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Spectral Data Upon Request | Not Available |
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Provider Information |
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Commercial Vendors |
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AKSci | G140 |
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Fluka | HMDB0000687 |
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Glentham | GM6205 |
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Glentham | GM0001 |
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MetaSci | HMDB0000687 |
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Toronto Research Chemicals | L330110 |
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