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Amino Acids

Amino Acids

Organic compounds composed of a central carbon atom, a carboxyl group, an amino group, and a unique side chain; precursors to other molecules including proteins, hormones, and neurotransmitters.
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1 – 15 of 42 results
1

Thermo Scientific Chemicals N-Acetyl-L-leucine, 99%

CAS: 1188-21-2 Molecular Formula: C8H15NO3 Molecular Weight (g/mol): 173.21 MDL Number: MFCD00065131 InChI Key: WXNXCEHXYPACJF-JLDDOWRYNA-N Synonym: n-acetyl-l-leucine,acetyl-l-leucine,ac-leu-oh,n-acetylleucine,s-2-acetamido-4-methylpentanoic acid,n-acetyl-leu,2s-2-acetamido-4-methylpentanoic acid,n-acetyl-leucine,leucine, n-acetyl-, l,n-acetyl-l-leucin PubChem CID: 70912 ChEBI: CHEBI:17786 IUPAC Name: (2S)-2-acetamido-4-methylpentanoic acid SMILES: CC(C)C[C@H](NC(C)=O)C(O)=O

PubChem CID 70912
CAS 1188-21-2
Molecular Weight (g/mol) 173.21
ChEBI CHEBI:17786
MDL Number MFCD00065131
SMILES CC(C)C[C@H](NC(C)=O)C(O)=O
Synonym n-acetyl-l-leucine,acetyl-l-leucine,ac-leu-oh,n-acetylleucine,s-2-acetamido-4-methylpentanoic acid,n-acetyl-leu,2s-2-acetamido-4-methylpentanoic acid,n-acetyl-leucine,leucine, n-acetyl-, l,n-acetyl-l-leucin
IUPAC Name (2S)-2-acetamido-4-methylpentanoic acid
InChI Key WXNXCEHXYPACJF-JLDDOWRYNA-N
Molecular Formula C8H15NO3
2

Thermo Scientific Chemicals L-Leucine, 99%

CAS: 61-90-5 Molecular Formula: C6H13NO2 Molecular Weight (g/mol): 131.18 MDL Number: MFCD00002617 InChI Key: ROHFNLRQFUQHCH-MLHKIVSYNA-N Synonym: l-leucine,leucine,s-leucine,s-2-amino-4-methylpentanoic acid,h-leu-oh,2s-2-amino-4-methylpentanoic acid,s-+-leucine,leucin,l-norvaline, 4-methyl,s-2-amino-4-methylvaleric acid PubChem CID: 6106 ChEBI: CHEBI:15603 IUPAC Name: (2S)-2-amino-4-methylpentanoic acid SMILES: CC(C)C[C@H](N)C(O)=O

PubChem CID 6106
CAS 61-90-5
Molecular Weight (g/mol) 131.18
ChEBI CHEBI:15603
MDL Number MFCD00002617
SMILES CC(C)C[C@H](N)C(O)=O
Synonym l-leucine,leucine,s-leucine,s-2-amino-4-methylpentanoic acid,h-leu-oh,2s-2-amino-4-methylpentanoic acid,s-+-leucine,leucin,l-norvaline, 4-methyl,s-2-amino-4-methylvaleric acid
IUPAC Name (2S)-2-amino-4-methylpentanoic acid
InChI Key ROHFNLRQFUQHCH-MLHKIVSYNA-N
Molecular Formula C6H13NO2
3

Thermo Scientific Chemicals L-Leucine, 99%

CAS: 61-90-5 Molecular Formula: C6H13NO2 Molecular Weight (g/mol): 131.18 MDL Number: MFCD00002617 InChI Key: ROHFNLRQFUQHCH-MLHKIVSYNA-N Synonym: l-leucine,leucine,s-leucine,s-2-amino-4-methylpentanoic acid,h-leu-oh,2s-2-amino-4-methylpentanoic acid,s-+-leucine,leucin,l-norvaline, 4-methyl,s-2-amino-4-methylvaleric acid PubChem CID: 6106 ChEBI: CHEBI:15603 IUPAC Name: (2S)-2-amino-4-methylpentanoic acid SMILES: CC(C)C[C@H](N)C(O)=O

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PubChem CID 6106
CAS 61-90-5
Molecular Weight (g/mol) 131.18
ChEBI CHEBI:15603
MDL Number MFCD00002617
SMILES CC(C)C[C@H](N)C(O)=O
Synonym l-leucine,leucine,s-leucine,s-2-amino-4-methylpentanoic acid,h-leu-oh,2s-2-amino-4-methylpentanoic acid,s-+-leucine,leucin,l-norvaline, 4-methyl,s-2-amino-4-methylvaleric acid
IUPAC Name (2S)-2-amino-4-methylpentanoic acid
InChI Key ROHFNLRQFUQHCH-MLHKIVSYNA-N
Molecular Formula C6H13NO2
4

Thermo Scientific Chemicals DL-Leucine, 99+%

CAS: 328-39-2 Molecular Formula: C6H13NO2 Molecular Weight (g/mol): 131.18 MDL Number: MFCD00063087 InChI Key: ROHFNLRQFUQHCH-UHFFFAOYNA-N Synonym: dl-leucine,h-dl-leu-oh,leucine, dl,rs-leucine,+--leucine,dl-2-amino-4-methylpentanoic acid,2-amino-4-methyl-pentanoic acid,l-1-13c leucine,l-1-14c leucine,leucine,d PubChem CID: 857 ChEBI: CHEBI:25017 IUPAC Name: 2-amino-4-methylpentanoic acid SMILES: CC(C)CC(N)C(O)=O

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PubChem CID 857
CAS 328-39-2
Molecular Weight (g/mol) 131.18
ChEBI CHEBI:25017
MDL Number MFCD00063087
SMILES CC(C)CC(N)C(O)=O
Synonym dl-leucine,h-dl-leu-oh,leucine, dl,rs-leucine,+--leucine,dl-2-amino-4-methylpentanoic acid,2-amino-4-methyl-pentanoic acid,l-1-13c leucine,l-1-14c leucine,leucine,d
IUPAC Name 2-amino-4-methylpentanoic acid
InChI Key ROHFNLRQFUQHCH-UHFFFAOYNA-N
Molecular Formula C6H13NO2
5

Thermo Scientific Chemicals L-Leucine, Cell Culture Reagent

CAS: 61-90-5 Molecular Formula: C6H13NO2 Molecular Weight (g/mol): 131.18 MDL Number: MFCD00002617 InChI Key: ROHFNLRQFUQHCH-MLHKIVSYNA-N Synonym: l-leucine,leucine,s-leucine,s-2-amino-4-methylpentanoic acid,h-leu-oh,2s-2-amino-4-methylpentanoic acid,s-+-leucine,leucin,l-norvaline, 4-methyl,s-2-amino-4-methylvaleric acid PubChem CID: 6106 ChEBI: CHEBI:15603 IUPAC Name: (2S)-2-amino-4-methylpentanoic acid SMILES: CC(C)C[C@H](N)C(O)=O

PubChem CID 6106
CAS 61-90-5
Molecular Weight (g/mol) 131.18
ChEBI CHEBI:15603
MDL Number MFCD00002617
SMILES CC(C)C[C@H](N)C(O)=O
Synonym l-leucine,leucine,s-leucine,s-2-amino-4-methylpentanoic acid,h-leu-oh,2s-2-amino-4-methylpentanoic acid,s-+-leucine,leucin,l-norvaline, 4-methyl,s-2-amino-4-methylvaleric acid
IUPAC Name (2S)-2-amino-4-methylpentanoic acid
InChI Key ROHFNLRQFUQHCH-MLHKIVSYNA-N
Molecular Formula C6H13NO2
6

Thermo Scientific Chemicals DL-Leucine, 99%

CAS: 328-39-2 Molecular Formula: C6H13NO2 Molecular Weight (g/mol): 131.18 MDL Number: MFCD00063087 InChI Key: ROHFNLRQFUQHCH-UHFFFAOYNA-N Synonym: dl-leucine,h-dl-leu-oh,leucine, dl,rs-leucine,+--leucine,dl-2-amino-4-methylpentanoic acid,2-amino-4-methyl-pentanoic acid,l-1-13c leucine,l-1-14c leucine,leucine,d PubChem CID: 857 ChEBI: CHEBI:25017 IUPAC Name: 2-amino-4-methylpentanoic acid SMILES: CC(C)CC(N)C(O)=O

PubChem CID 857
CAS 328-39-2
Molecular Weight (g/mol) 131.18
ChEBI CHEBI:25017
MDL Number MFCD00063087
SMILES CC(C)CC(N)C(O)=O
Synonym dl-leucine,h-dl-leu-oh,leucine, dl,rs-leucine,+--leucine,dl-2-amino-4-methylpentanoic acid,2-amino-4-methyl-pentanoic acid,l-1-13c leucine,l-1-14c leucine,leucine,d
IUPAC Name 2-amino-4-methylpentanoic acid
InChI Key ROHFNLRQFUQHCH-UHFFFAOYNA-N
Molecular Formula C6H13NO2
7

Thermo Scientific Chemicals D-Leucine, 99%

CAS: 328-38-1 Molecular Formula: C6H13NO2 Molecular Weight (g/mol): 131.18 MDL Number: MFCD00063088 InChI Key: ROHFNLRQFUQHCH-RXMQYKEDSA-N Synonym: d-leucine,h-d-leu-oh,r-leucine,2r-2-amino-4-methylpentanoic acid,d-homo-valine,r---leucine,leucine, d,r-2-amino-4-methylpentanoic acid,d-leucin,d-leuzin PubChem CID: 439524 ChEBI: CHEBI:28225 IUPAC Name: (2R)-2-amino-4-methylpentanoic acid SMILES: CC(C)C[C@@H](N)C(O)=O

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PubChem CID 439524
CAS 328-38-1
Molecular Weight (g/mol) 131.18
ChEBI CHEBI:28225
MDL Number MFCD00063088
SMILES CC(C)C[C@@H](N)C(O)=O
Synonym d-leucine,h-d-leu-oh,r-leucine,2r-2-amino-4-methylpentanoic acid,d-homo-valine,r---leucine,leucine, d,r-2-amino-4-methylpentanoic acid,d-leucin,d-leuzin
IUPAC Name (2R)-2-amino-4-methylpentanoic acid
InChI Key ROHFNLRQFUQHCH-RXMQYKEDSA-N
Molecular Formula C6H13NO2
9

D-Leucine, 99%, Thermo Scientific Chemicals

CAS: 328-38-1 Molecular Formula: C6H13NO2 Molecular Weight (g/mol): 131.18 MDL Number: MFCD00063088 InChI Key: ROHFNLRQFUQHCH-RXMQYKEDSA-N Synonym: d-leucine,h-d-leu-oh,r-leucine,2r-2-amino-4-methylpentanoic acid,d-homo-valine,r---leucine,leucine, d,r-2-amino-4-methylpentanoic acid,d-leucin,d-leuzin PubChem CID: 439524 ChEBI: CHEBI:28225 IUPAC Name: (2R)-2-amino-4-methylpentanoic acid SMILES: CC(C)C[C@@H](N)C(O)=O

PubChem CID 439524
CAS 328-38-1
Molecular Weight (g/mol) 131.18
ChEBI CHEBI:28225
MDL Number MFCD00063088
SMILES CC(C)C[C@@H](N)C(O)=O
Synonym d-leucine,h-d-leu-oh,r-leucine,2r-2-amino-4-methylpentanoic acid,d-homo-valine,r---leucine,leucine, d,r-2-amino-4-methylpentanoic acid,d-leucin,d-leuzin
IUPAC Name (2R)-2-amino-4-methylpentanoic acid
InChI Key ROHFNLRQFUQHCH-RXMQYKEDSA-N
Molecular Formula C6H13NO2
10

L-tert-Leucine, 99%, Thermo Scientific Chemicals

CAS: 20859-02-3 Molecular Formula: C6H13NO2 Molecular Weight (g/mol): 131.18 MDL Number: MFCD00064218 InChI Key: NPDBDJFLKKQMCM-SGAVLPGINA-N Synonym: l-tert-leucine,2s-2-amino-3,3-dimethylbutanoic acid,3-methyl-l-valine,l-valine,3-methyl,h-tle-oh,s-2-amino-3,3-dimethylbutanoic acid,3-methyl-l-valin,l-2-amino-3,3-dimethylbutanoic acid,s-2-amino-3,3-dimethylbutyric acid PubChem CID: 164608 IUPAC Name: (2S)-2-amino-3,3-dimethylbutanoic acid SMILES: CC(C)(C)[C@H](N)C(O)=O

PubChem CID 164608
CAS 20859-02-3
Molecular Weight (g/mol) 131.18
MDL Number MFCD00064218
SMILES CC(C)(C)[C@H](N)C(O)=O
Synonym l-tert-leucine,2s-2-amino-3,3-dimethylbutanoic acid,3-methyl-l-valine,l-valine,3-methyl,h-tle-oh,s-2-amino-3,3-dimethylbutanoic acid,3-methyl-l-valin,l-2-amino-3,3-dimethylbutanoic acid,s-2-amino-3,3-dimethylbutyric acid
IUPAC Name (2S)-2-amino-3,3-dimethylbutanoic acid
InChI Key NPDBDJFLKKQMCM-SGAVLPGINA-N
Molecular Formula C6H13NO2
11

L-Leucine-4-nitroanilide, 99%, Thermo Scientific Chemicals

CAS: 4178-93-2 Molecular Formula: C12H17N3O3 Molecular Weight (g/mol): 251.29 MDL Number: MFCD00063681 InChI Key: AXZJHDNQDSVIDR-NSHDSACASA-N Synonym: l-leucine-4-nitroanilide,h-leu-pna,l-leucine-p-nitroanilide,s-2-amino-4-methyl-n-4-nitrophenyl pentanamide,2s-2-amino-4-methyl-n-4-nitrophenyl pentanamide,pentanamide, 2-amino-4-methyl-n-4-nitrophenyl-, s,l-leucyl-p-nitroanilide,pentanamide, 2-amino-4-methyl-n-4-nitrophenyl-, 2s,h-leu-pna.hcl,l-leu p-nitroanilide PubChem CID: 2733285 IUPAC Name: (2S)-2-amino-4-methyl-N-(4-nitrophenyl)pentanamide SMILES: CC(C)C[C@H](N)C(=O)NC1=CC=C(C=C1)[N+]([O-])=O

PubChem CID 2733285
CAS 4178-93-2
Molecular Weight (g/mol) 251.29
MDL Number MFCD00063681
SMILES CC(C)C[C@H](N)C(=O)NC1=CC=C(C=C1)[N+]([O-])=O
Synonym l-leucine-4-nitroanilide,h-leu-pna,l-leucine-p-nitroanilide,s-2-amino-4-methyl-n-4-nitrophenyl pentanamide,2s-2-amino-4-methyl-n-4-nitrophenyl pentanamide,pentanamide, 2-amino-4-methyl-n-4-nitrophenyl-, s,l-leucyl-p-nitroanilide,pentanamide, 2-amino-4-methyl-n-4-nitrophenyl-, 2s,h-leu-pna.hcl,l-leu p-nitroanilide
IUPAC Name (2S)-2-amino-4-methyl-N-(4-nitrophenyl)pentanamide
InChI Key AXZJHDNQDSVIDR-NSHDSACASA-N
Molecular Formula C12H17N3O3
12

L-Leucine ethyl ester hydrochloride, 97%, Thermo Scientific Chemicals

CAS: 2743-40-0 Molecular Formula: C8H17NO2 Molecular Weight (g/mol): 159.23 MDL Number: MFCD00034879 InChI Key: QIGLJVBIRIXQRN-ZETCQYMHSA-N Synonym: l-leucine ethyl ester hydrochloride,ethyl l-leucinate hydrochloride,h-leu-oet.hcl,s-ethyl 2-amino-4-methylpentanoate hydrochloride,l-leucine ethyl ester hcl,h-leu-oet inverted exclamation mark currencyhcl,leucine, ethyl ester hydrochloride,h-leu-oet,leucine ethyl ester hydrochloride,leu-oet hcl PubChem CID: 11658447 SMILES: CCOC(=O)[C@@H](N)CC(C)C

PubChem CID 11658447
CAS 2743-40-0
Molecular Weight (g/mol) 159.23
MDL Number MFCD00034879
SMILES CCOC(=O)[C@@H](N)CC(C)C
Synonym l-leucine ethyl ester hydrochloride,ethyl l-leucinate hydrochloride,h-leu-oet.hcl,s-ethyl 2-amino-4-methylpentanoate hydrochloride,l-leucine ethyl ester hcl,h-leu-oet inverted exclamation mark currencyhcl,leucine, ethyl ester hydrochloride,h-leu-oet,leucine ethyl ester hydrochloride,leu-oet hcl
InChI Key QIGLJVBIRIXQRN-ZETCQYMHSA-N
Molecular Formula C8H17NO2
13

L-tert-Leucine, 99%, Thermo Scientific Chemicals

CAS: 20859-02-3 Molecular Formula: C6H13NO2 Molecular Weight (g/mol): 131.18 MDL Number: MFCD00064218 InChI Key: NPDBDJFLKKQMCM-SGAVLPGINA-N Synonym: l-tert-leucine,2s-2-amino-3,3-dimethylbutanoic acid,3-methyl-l-valine,l-valine,3-methyl,h-tle-oh,s-2-amino-3,3-dimethylbutanoic acid,3-methyl-l-valin,l-2-amino-3,3-dimethylbutanoic acid,s-2-amino-3,3-dimethylbutyric acid PubChem CID: 164608 IUPAC Name: (2S)-2-amino-3,3-dimethylbutanoic acid SMILES: CC(C)(C)[C@H](N)C(O)=O

PubChem CID 164608
CAS 20859-02-3
Molecular Weight (g/mol) 131.18
MDL Number MFCD00064218
SMILES CC(C)(C)[C@H](N)C(O)=O
Synonym l-tert-leucine,2s-2-amino-3,3-dimethylbutanoic acid,3-methyl-l-valine,l-valine,3-methyl,h-tle-oh,s-2-amino-3,3-dimethylbutanoic acid,3-methyl-l-valin,l-2-amino-3,3-dimethylbutanoic acid,s-2-amino-3,3-dimethylbutyric acid
IUPAC Name (2S)-2-amino-3,3-dimethylbutanoic acid
InChI Key NPDBDJFLKKQMCM-SGAVLPGINA-N
Molecular Formula C6H13NO2
15

D-tert-Leucine, 99%, Thermo Scientific Chemicals

CAS: 26782-71-8 Molecular Formula: C6H13NO2 Molecular Weight (g/mol): 131.18 MDL Number: MFCD00004265 InChI Key: NPDBDJFLKKQMCM-UHFFFAOYNA-N Synonym: d-tert-leucine,h-d-tle-oh,d-tert-butylglycine,r-2-amino-3,3-dimethylbutanoic acid,d-t-leucine,r-tert-leucine,2r-2-amino-3,3-dimethylbutanoic acid,d-t-butylglycine,h-tbu-d-gly-oh,d-valine, 3-methyl PubChem CID: 6950340 IUPAC Name: (2R)-2-amino-3,3-dimethylbutanoic acid SMILES: CC(C)(C)C(N)C(O)=O

PubChem CID 6950340
CAS 26782-71-8
Molecular Weight (g/mol) 131.18
MDL Number MFCD00004265
SMILES CC(C)(C)C(N)C(O)=O
Synonym d-tert-leucine,h-d-tle-oh,d-tert-butylglycine,r-2-amino-3,3-dimethylbutanoic acid,d-t-leucine,r-tert-leucine,2r-2-amino-3,3-dimethylbutanoic acid,d-t-butylglycine,h-tbu-d-gly-oh,d-valine, 3-methyl
IUPAC Name (2R)-2-amino-3,3-dimethylbutanoic acid
InChI Key NPDBDJFLKKQMCM-UHFFFAOYNA-N
Molecular Formula C6H13NO2