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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

MilliporeSigma™ Casamino Acids, OmniPur™, Calbiochem™,

CAS: 65072-00-6 Molecular Formula: C21H41N5O11 Molecular Weight (g/mol): 539.58 MDL Number: MFCD00130738 InChI Key: XZNUGFQTQHRASN-UHFFFAOYNA-N Synonym: Casein PubChem CID: 57397142 IUPAC Name: Casein hydrolysate SMILES: *

PubChem CID 57397142
CAS 65072-00-6
Molecular Weight (g/mol) 539.58
MDL Number MFCD00130738
SMILES *
Synonym Casein
IUPAC Name Casein hydrolysate
InChI Key XZNUGFQTQHRASN-UHFFFAOYNA-N
Molecular Formula C21H41N5O11
2

MilliporeSigma™ Glycine, Molecular biology grade, OmniPur™, Calbiochem™,

CAS: 56-40-6 Molecular Formula: C2H5NO2 Molecular Weight (g/mol): 75.07 MDL Number: MFCD00008131 InChI Key: DHMQDGOQFOQNFH-UHFFFAOYSA-N Synonym: glycine,aminoacetic acid,glycocoll,aminoethanoic acid,glycolixir,glycosthene,aciport,glicoamin,padil,hampshire glycine PubChem CID: 750 ChEBI: CHEBI:15428 IUPAC Name: 2-aminoacetic acid SMILES: NCC(O)=O

PubChem CID 750
CAS 56-40-6
Molecular Weight (g/mol) 75.07
ChEBI CHEBI:15428
MDL Number MFCD00008131
SMILES NCC(O)=O
Synonym glycine,aminoacetic acid,glycocoll,aminoethanoic acid,glycolixir,glycosthene,aciport,glicoamin,padil,hampshire glycine
IUPAC Name 2-aminoacetic acid
InChI Key DHMQDGOQFOQNFH-UHFFFAOYSA-N
Molecular Formula C2H5NO2
3

MilliporeSigma™ L-Leucine, Calbiochem™,

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
4

MilliporeSigma™ Glycine, >99%, Calbiochem™,

CAS: 56-40-6 Molecular Formula: C2H5NO2 Molecular Weight (g/mol): 75.07 MDL Number: MFCD00008131 InChI Key: DHMQDGOQFOQNFH-UHFFFAOYSA-N Synonym: glycine,aminoacetic acid,glycocoll,aminoethanoic acid,glycolixir,glycosthene,aciport,glicoamin,padil,hampshire glycine PubChem CID: 750 ChEBI: CHEBI:15428 IUPAC Name: 2-aminoacetic acid SMILES: NCC(O)=O

PubChem CID 750
CAS 56-40-6
Molecular Weight (g/mol) 75.07
ChEBI CHEBI:15428
MDL Number MFCD00008131
SMILES NCC(O)=O
Synonym glycine,aminoacetic acid,glycocoll,aminoethanoic acid,glycolixir,glycosthene,aciport,glicoamin,padil,hampshire glycine
IUPAC Name 2-aminoacetic acid
InChI Key DHMQDGOQFOQNFH-UHFFFAOYSA-N
Molecular Formula C2H5NO2
5

MilliporeSigma™ L-Cysteine, Free Base, ≥98%, Calbiochem™,

CAS: 52-90-4 Molecular Formula: C3H7NO2S Molecular Weight (g/mol): 121.154 InChI Key: XUJNEKJLAYXESH-REOHCLBHSA-N Synonym: l-cysteine,cysteine,cystein,half-cystine,r-cysteine,thioserine,r-2-amino-3-mercaptopropanoic acid,l-+-cysteine,l-cystein,2r-2-amino-3-sulfanylpropanoic acid PubChem CID: 5862 ChEBI: CHEBI:17561 IUPAC Name: (2R)-2-amino-3-sulfanylpropanoic acid SMILES: C(C(C(=O)O)N)S

PubChem CID 5862
CAS 52-90-4
Molecular Weight (g/mol) 121.154
ChEBI CHEBI:17561
SMILES C(C(C(=O)O)N)S
Synonym l-cysteine,cysteine,cystein,half-cystine,r-cysteine,thioserine,r-2-amino-3-mercaptopropanoic acid,l-+-cysteine,l-cystein,2r-2-amino-3-sulfanylpropanoic acid
IUPAC Name (2R)-2-amino-3-sulfanylpropanoic acid
InChI Key XUJNEKJLAYXESH-REOHCLBHSA-N
Molecular Formula C3H7NO2S
6

MilliporeSigma™ Glycine, ≥99%, Molecular biology grade, Calbiochem™,

CAS: 56-40-6 Molecular Formula: C2H5NO2 Molecular Weight (g/mol): 75.07 MDL Number: MFCD00008131 InChI Key: DHMQDGOQFOQNFH-UHFFFAOYSA-N Synonym: glycine,aminoacetic acid,glycocoll,aminoethanoic acid,glycolixir,glycosthene,aciport,glicoamin,padil,hampshire glycine PubChem CID: 750 ChEBI: CHEBI:15428 IUPAC Name: 2-aminoacetic acid SMILES: NCC(O)=O

PubChem CID 750
CAS 56-40-6
Molecular Weight (g/mol) 75.07
ChEBI CHEBI:15428
MDL Number MFCD00008131
SMILES NCC(O)=O
Synonym glycine,aminoacetic acid,glycocoll,aminoethanoic acid,glycolixir,glycosthene,aciport,glicoamin,padil,hampshire glycine
IUPAC Name 2-aminoacetic acid
InChI Key DHMQDGOQFOQNFH-UHFFFAOYSA-N
Molecular Formula C2H5NO2
7

MilliporeSigma™ L-Methionine, Calbiochem™,

CAS: 63-68-3 Molecular Formula: C5H11NO2S Molecular Weight (g/mol): 149.21 MDL Number: MFCD00063097 MFCD00801344 InChI Key: FFEARJCKVFRZRR-BYPYZUCNSA-N Synonym: l-methionine,methionine,h-met-oh,s-2-amino-4-methylthio butanoic acid,cymethion,l---methionine,liquimeth,s-methionine,l-methioninum,methilanin PubChem CID: 6137 ChEBI: CHEBI:16643 IUPAC Name: (2S)-2-amino-4-(methylsulfanyl)butanoic acid SMILES: CSCC[C@H](N)C(O)=O

PubChem CID 6137
CAS 63-68-3
Molecular Weight (g/mol) 149.21
ChEBI CHEBI:16643
MDL Number MFCD00063097 MFCD00801344
SMILES CSCC[C@H](N)C(O)=O
Synonym l-methionine,methionine,h-met-oh,s-2-amino-4-methylthio butanoic acid,cymethion,l---methionine,liquimeth,s-methionine,l-methioninum,methilanin
IUPAC Name (2S)-2-amino-4-(methylsulfanyl)butanoic acid
InChI Key FFEARJCKVFRZRR-BYPYZUCNSA-N
Molecular Formula C5H11NO2S
8

MilliporeSigma™ L-Alanine, ≥98%, Calbiochem™,

CAS: 56-41-7 Molecular Formula: C3H7NO2 Molecular Weight (g/mol): 89.09 MDL Number: MFCD00064410 InChI Key: QNAYBMKLOCPYGJ-REOHCLBHSA-N Synonym: l-alanine,alanine,l-alpha-alanine,s-alanine,s-2-aminopropanoic acid,l-2-aminopropionic acid,2s-2-aminopropanoic acid,h-ala-oh,l-+-alanine,l-2-aminopropanoic acid PubChem CID: 5950 ChEBI: CHEBI:16977 IUPAC Name: (2S)-2-aminopropanoic acid SMILES: C[C@H](N)C(O)=O

PubChem CID 5950
CAS 56-41-7
Molecular Weight (g/mol) 89.09
ChEBI CHEBI:16977
MDL Number MFCD00064410
SMILES C[C@H](N)C(O)=O
Synonym l-alanine,alanine,l-alpha-alanine,s-alanine,s-2-aminopropanoic acid,l-2-aminopropionic acid,2s-2-aminopropanoic acid,h-ala-oh,l-+-alanine,l-2-aminopropanoic acid
IUPAC Name (2S)-2-aminopropanoic acid
InChI Key QNAYBMKLOCPYGJ-REOHCLBHSA-N
Molecular Formula C3H7NO2
9

MilliporeSigma™ L-Phenylalanine, Calbiochem™,

CAS: 63-91-2 Molecular Formula: C9H11NO2 Molecular Weight (g/mol): 165.19 InChI Key: COLNVLDHVKWLRT-UHFFFAOYNA-N Synonym: l-phenylalanine,phenylalanine,s-2-amino-3-phenylpropanoic acid,3-phenyl-l-alanine,s-phenylalanine,3-phenylalanine,2s-2-amino-3-phenylpropanoic acid,s-2-amino-3-phenylpropionic acid,beta-phenyl-l-alanine,h-phe-oh PubChem CID: 6140 ChEBI: CHEBI:17295 IUPAC Name: 2-amino-3-phenylpropanoic acid SMILES: NC(CC1=CC=CC=C1)C(O)=O

PubChem CID 6140
CAS 63-91-2
Molecular Weight (g/mol) 165.19
ChEBI CHEBI:17295
SMILES NC(CC1=CC=CC=C1)C(O)=O
Synonym l-phenylalanine,phenylalanine,s-2-amino-3-phenylpropanoic acid,3-phenyl-l-alanine,s-phenylalanine,3-phenylalanine,2s-2-amino-3-phenylpropanoic acid,s-2-amino-3-phenylpropionic acid,beta-phenyl-l-alanine,h-phe-oh
IUPAC Name 2-amino-3-phenylpropanoic acid
InChI Key COLNVLDHVKWLRT-UHFFFAOYNA-N
Molecular Formula C9H11NO2
10

MilliporeSigma™ N-AcetylL-L-Cysteine, ≥98%, Calbiochem™,

CAS: 616-91-1 Molecular Formula: C5H9NO3S Molecular Weight (g/mol): 163.191 InChI Key: PWKSKIMOESPYIA-BYPYZUCNSA-N Synonym: n-acetyl-l-cysteine,acetylcysteine,n-acetylcysteine,mercapturic acid,acetadote,l-acetylcysteine,broncholysin,fluimucil,mucomyst,fluprowit PubChem CID: 12035 ChEBI: CHEBI:28939 IUPAC Name: (2R)-2-acetamido-3-sulfanylpropanoic acid SMILES: CC(=O)NC(CS)C(=O)O

PubChem CID 12035
CAS 616-91-1
Molecular Weight (g/mol) 163.191
ChEBI CHEBI:28939
SMILES CC(=O)NC(CS)C(=O)O
Synonym n-acetyl-l-cysteine,acetylcysteine,n-acetylcysteine,mercapturic acid,acetadote,l-acetylcysteine,broncholysin,fluimucil,mucomyst,fluprowit
IUPAC Name (2R)-2-acetamido-3-sulfanylpropanoic acid
InChI Key PWKSKIMOESPYIA-BYPYZUCNSA-N
Molecular Formula C5H9NO3S
11

MilliporeSigma™ L-Isoleucine, Calbiochem™,

CAS: 73-32-5 Molecular Formula: C6H13NO2 Molecular Weight (g/mol): 131.18 MDL Number: MFCD00064222 MFCD00004268 InChI Key: AGPKZVBTJJNPAG-WHFBIAKZSA-N Synonym: l-isoleucine,isoleucine,2s,3s-2-amino-3-methylpentanoic acid,s-isoleucine,s,s-isoleucine,2s,3s-isoleucine,2-amino-3-methylvaleric acid,erythro-l-isoleucine,l-+-isoleucine,l-ile PubChem CID: 6306 ChEBI: CHEBI:17191 IUPAC Name: (2S,3S)-2-amino-3-methylpentanoic acid SMILES: CC[C@H](C)[C@H](N)C(O)=O

PubChem CID 6306
CAS 73-32-5
Molecular Weight (g/mol) 131.18
ChEBI CHEBI:17191
MDL Number MFCD00064222 MFCD00004268
SMILES CC[C@H](C)[C@H](N)C(O)=O
Synonym l-isoleucine,isoleucine,2s,3s-2-amino-3-methylpentanoic acid,s-isoleucine,s,s-isoleucine,2s,3s-isoleucine,2-amino-3-methylvaleric acid,erythro-l-isoleucine,l-+-isoleucine,l-ile
IUPAC Name (2S,3S)-2-amino-3-methylpentanoic acid
InChI Key AGPKZVBTJJNPAG-WHFBIAKZSA-N
Molecular Formula C6H13NO2
12

MilliporeSigma™ 5-Hydroxy-L-tryptophan, Dihydrate, Calbiochem™,

Molecular Formula: C11H16N2O5 Synonym: L-5-HTP

Synonym L-5-HTP
Molecular Formula C11H16N2O5
13

MilliporeSigma™ L-Cysteine, Hydrochloride, >98%, Calbiochem™,

CAS: 52-89-1 Molecular Formula: C3H8ClNO2S Molecular Weight (g/mol): 157.61 MDL Number: MFCD00064553 InChI Key: IFQSXNOEEPCSLW-QYLAHFPANA-N Synonym: l-cysteine hydrochloride,cystein chloride,r-cysteine hydrochloride,l-cysteine.hcl,cysteine monohydrochloride,l-+-cysteine hydrochloride,l-cysteine, hydrochloride,l-cysteine monohydrochloride,cysteine hcl,l-cysteine hydrochloride anhydrous PubChem CID: 60960 IUPAC Name: (2R)-2-amino-3-sulfanylpropanoic acid hydrochloride SMILES: Cl.N[C@@H](CS)C(O)=O

PubChem CID 60960
CAS 52-89-1
Molecular Weight (g/mol) 157.61
MDL Number MFCD00064553
SMILES Cl.N[C@@H](CS)C(O)=O
Synonym l-cysteine hydrochloride,cystein chloride,r-cysteine hydrochloride,l-cysteine.hcl,cysteine monohydrochloride,l-+-cysteine hydrochloride,l-cysteine, hydrochloride,l-cysteine monohydrochloride,cysteine hcl,l-cysteine hydrochloride anhydrous
IUPAC Name (2R)-2-amino-3-sulfanylpropanoic acid hydrochloride
InChI Key IFQSXNOEEPCSLW-QYLAHFPANA-N
Molecular Formula C3H8ClNO2S
14

MilliporeSigma™ Glycylglycine, Free Base, Calbiochem™,

CAS: 556-50-3 Molecular Formula: C4H8N2O3 Molecular Weight (g/mol): 132.119 InChI Key: YMAWOPBAYDPSLA-UHFFFAOYSA-N Synonym: glycylglycine,n-glycylglycine,diglycine,gly-gly,glycine dipeptide,glycine, glycyl,glycyl-glycine,glycine, n-glycyl,gly2,2-2-aminoacetamido acetic acid PubChem CID: 11163 ChEBI: CHEBI:17201 IUPAC Name: 2-[(2-aminoacetyl)amino]acetic acid SMILES: C(C(=O)NCC(=O)O)N

PubChem CID 11163
CAS 556-50-3
Molecular Weight (g/mol) 132.119
ChEBI CHEBI:17201
SMILES C(C(=O)NCC(=O)O)N
Synonym glycylglycine,n-glycylglycine,diglycine,gly-gly,glycine dipeptide,glycine, glycyl,glycyl-glycine,glycine, n-glycyl,gly2,2-2-aminoacetamido acetic acid
IUPAC Name 2-[(2-aminoacetyl)amino]acetic acid
InChI Key YMAWOPBAYDPSLA-UHFFFAOYSA-N
Molecular Formula C4H8N2O3
15

MilliporeSigma™ Histamine, Free Base, ≥97%, Calbiochem™,

CAS: 51-45-6 Molecular Formula: C5H9N3 Molecular Weight (g/mol): 111.15 MDL Number: MFCD00005210,MFCD00128939 InChI Key: NTYJJOPFIAHURM-UHFFFAOYSA-N Synonym: histamine,1h-imidazole-4-ethanamine,2-4-imidazolyl ethylamine,ergotidine,2-1h-imidazol-5-yl ethanamine,ergamine,eramin,5-imidazoleethylamine,theramine,free histamine PubChem CID: 774 ChEBI: CHEBI:18295 IUPAC Name: 2-(1H-imidazol-5-yl)ethan-1-amine SMILES: NCCC1=CN=CN1

PubChem CID 774
CAS 51-45-6
Molecular Weight (g/mol) 111.15
ChEBI CHEBI:18295
MDL Number MFCD00005210,MFCD00128939
SMILES NCCC1=CN=CN1
Synonym histamine,1h-imidazole-4-ethanamine,2-4-imidazolyl ethylamine,ergotidine,2-1h-imidazol-5-yl ethanamine,ergamine,eramin,5-imidazoleethylamine,theramine,free histamine
IUPAC Name 2-(1H-imidazol-5-yl)ethan-1-amine
InChI Key NTYJJOPFIAHURM-UHFFFAOYSA-N
Molecular Formula C5H9N3