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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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Keyword Search:
1 – 15 of 55 results
1

DL-Cysteine hydrochloride, 90+%

CAS: 10318-18-0 Molecular Formula: C3H8ClNO2S Molecular Weight (g/mol): 157.61 MDL Number: MFCD00064552,MFCD00012632 InChI Key: IFQSXNOEEPCSLW-UHFFFAOYNA-N Synonym: dl-cysteine hydrochloride,2-amino-3-mercaptopropanoic acid hydrochloride,cysteine hydrochloride,+--cysteine hydrochloride,dl-cysteine hcl,h-dl-cys-oh.hcl,cysteine, hydrochloride, dl,dl-cysteine hydrochloride hydrate,dl-cysteine hydrochloride anhydrous,2-amino-3-sulfanylpropanoic acid hydrochloride PubChem CID: 25150 IUPAC Name: 2-amino-3-sulfanylpropanoic acid;hydrochloride SMILES: [H+].[Cl-].NC(CS)C(O)=O

PubChem CID 25150
CAS 10318-18-0
Molecular Weight (g/mol) 157.61
MDL Number MFCD00064552,MFCD00012632
SMILES [H+].[Cl-].NC(CS)C(O)=O
Synonym dl-cysteine hydrochloride,2-amino-3-mercaptopropanoic acid hydrochloride,cysteine hydrochloride,+--cysteine hydrochloride,dl-cysteine hcl,h-dl-cys-oh.hcl,cysteine, hydrochloride, dl,dl-cysteine hydrochloride hydrate,dl-cysteine hydrochloride anhydrous,2-amino-3-sulfanylpropanoic acid hydrochloride
IUPAC Name 2-amino-3-sulfanylpropanoic acid;hydrochloride
InChI Key IFQSXNOEEPCSLW-UHFFFAOYNA-N
Molecular Formula C3H8ClNO2S
2

4-Oxo-L-proline hydrobromide, 90+%

CAS: 75776-67-9 Molecular Formula: C5H8BrNO3 Molecular Weight (g/mol): 210.027 MDL Number: MFCD12024572 InChI Key: SFSROLZHCPCODJ-WCCKRBBISA-N Synonym: 4-keto-l-proline hydrobromide,s-4-oxopyrrolidine-2-carboxylic acid hydrobromide,4-keto-l-prolinehydrobromide,4-oxo-l-proline hydrobromide,4-oxoproline hydrobromide,l-proline, 4-oxo-, hydrobromide,s-4-keto-proline hydrobromide,pubchem14289,4-keto-l-proline, hydrobromide PubChem CID: 12773661 IUPAC Name: (2S)-4-oxopyrrolidine-2-carboxylic acid;hydrobromide SMILES: C1C(NCC1=O)C(=O)O.Br

PubChem CID 12773661
CAS 75776-67-9
Molecular Weight (g/mol) 210.027
MDL Number MFCD12024572
SMILES C1C(NCC1=O)C(=O)O.Br
Synonym 4-keto-l-proline hydrobromide,s-4-oxopyrrolidine-2-carboxylic acid hydrobromide,4-keto-l-prolinehydrobromide,4-oxo-l-proline hydrobromide,4-oxoproline hydrobromide,l-proline, 4-oxo-, hydrobromide,s-4-keto-proline hydrobromide,pubchem14289,4-keto-l-proline, hydrobromide
IUPAC Name (2S)-4-oxopyrrolidine-2-carboxylic acid;hydrobromide
InChI Key SFSROLZHCPCODJ-WCCKRBBISA-N
Molecular Formula C5H8BrNO3
3

N-Formyl-L-leucine, tech. 90%

CAS: 6113-61-7 Molecular Formula: C7H13NO3 Molecular Weight (g/mol): 159.19 MDL Number: MFCD00055861 InChI Key: HFBHOAHFRNLZGN-MDOHGIEYNA-N Synonym: n-formyl-l-leucine,n-formyl-leu-oh,n-formylleucine,l-leucine, n-formyl,unii-5tha63y4ff,5tha63y4ff,2s-2-formamido-4-methylpentanoic acid,n-formylleucine #,formylleucin,n-formyl leucine PubChem CID: 9880216 IUPAC Name: (2S)-2-formamido-4-methylpentanoic acid SMILES: CC(C)C[C@H](NC=O)C(O)=O

PubChem CID 9880216
CAS 6113-61-7
Molecular Weight (g/mol) 159.19
MDL Number MFCD00055861
SMILES CC(C)C[C@H](NC=O)C(O)=O
Synonym n-formyl-l-leucine,n-formyl-leu-oh,n-formylleucine,l-leucine, n-formyl,unii-5tha63y4ff,5tha63y4ff,2s-2-formamido-4-methylpentanoic acid,n-formylleucine #,formylleucin,n-formyl leucine
IUPAC Name (2S)-2-formamido-4-methylpentanoic acid
InChI Key HFBHOAHFRNLZGN-MDOHGIEYNA-N
Molecular Formula C7H13NO3
4

4-(3-Aminopropyl)-2,4-dihydro-3H-pyrazol-3-one, ≥90%, Thermo Scientific™

CAS: 7032-17-9 Molecular Formula: C6H11N3O Molecular Weight (g/mol): 141.174 MDL Number: MFCD00053049 InChI Key: LMLXMJPJCSUFAB-UHFFFAOYSA-N Synonym: 4-3-aminopropyl-2,4-dihydro-3h-pyrazol-3-one,4-3-aminopropyl-1h-pyrazol-5 4h-one,4-3-aminopropyl-2,4-dihydropyrazol-3-one,4-3-aminopropyl-4,5-dihydro-1h-pyrazol-5-one,3h-pyrazol-3-one,4-3-aminopropyl-2,4-dihydro,aminopropyldihydropyrazolone,4-3-aminopropyl-2-pyrazolin-5-one,4-3-aminopropyl-1,4-dihydropyrazol-5-one PubChem CID: 2776763 IUPAC Name: 4-(3-aminopropyl)-1,4-dihydropyrazol-5-one SMILES: C1=NNC(=O)C1CCCN

PubChem CID 2776763
CAS 7032-17-9
Molecular Weight (g/mol) 141.174
MDL Number MFCD00053049
SMILES C1=NNC(=O)C1CCCN
Synonym 4-3-aminopropyl-2,4-dihydro-3h-pyrazol-3-one,4-3-aminopropyl-1h-pyrazol-5 4h-one,4-3-aminopropyl-2,4-dihydropyrazol-3-one,4-3-aminopropyl-4,5-dihydro-1h-pyrazol-5-one,3h-pyrazol-3-one,4-3-aminopropyl-2,4-dihydro,aminopropyldihydropyrazolone,4-3-aminopropyl-2-pyrazolin-5-one,4-3-aminopropyl-1,4-dihydropyrazol-5-one
IUPAC Name 4-(3-aminopropyl)-1,4-dihydropyrazol-5-one
InChI Key LMLXMJPJCSUFAB-UHFFFAOYSA-N
Molecular Formula C6H11N3O
5

DL-Homocysteine, 90%, TRC

CAS: 454-29-5 Molecular Formula: C4 H9 N O2 S Molecular Weight (g/mol): 135.19 Synonym: 2-Amino-4-mercaptobutyric acid IUPAC Name: 2-amino-4-sulfanyl-butanoic acid SMILES: NC(CCS)C(=O)O

CAS 454-29-5
Molecular Weight (g/mol) 135.19
SMILES NC(CCS)C(=O)O
Synonym 2-Amino-4-mercaptobutyric acid
IUPAC Name 2-amino-4-sulfanyl-butanoic acid
Molecular Formula C4 H9 N O2 S
6

D-Lysine(>90%), TRC

CAS: 923-27-3 Molecular Formula: C6H14N2O2 Molecular Weight (g/mol): 146.19 Synonym: (R)-Lysine; IUPAC Name: 2,4-dimethylphenol SMILES: [C@@H](CCCCN)(C(O)=O)N

CAS 923-27-3
Molecular Weight (g/mol) 146.19
SMILES [C@@H](CCCCN)(C(O)=O)N
Synonym (R)-Lysine;
IUPAC Name 2,4-dimethylphenol
Molecular Formula C6H14N2O2
7

N-(2-Hydroxyethyl)glycine (~90%), TRC

CAS: 5835-28-9 Molecular Formula: C4 H9 N O3 Molecular Weight (g/mol): 119.12 Synonym: N-(2-Hydroxyethyl)aminoacetic Acid,NSC 15828,Petalonine; IUPAC Name: 2-(2-hydroxyethylamino)acetic acid SMILES: OCCNCC(=O)O

CAS 5835-28-9
Molecular Weight (g/mol) 119.12
SMILES OCCNCC(=O)O
Synonym N-(2-Hydroxyethyl)aminoacetic Acid,NSC 15828,Petalonine;
IUPAC Name 2-(2-hydroxyethylamino)acetic acid
Molecular Formula C4 H9 N O3
8

Methotrexate a-Methyl Ester (>90%), TRC

CAS: 66147-29-3 Molecular Formula: C21 H24 N8 O5 Molecular Weight (g/mol): 468.47 Synonym: L-Glutamic acid, N-[4-[[(2,4-diamino-6-pteridinyl)methyl]methylamino]benzoyl]-, 1-methyl ester,Methotrexate α-methyl ester,Methotrexate 1-Methyl Ester,Methotrexate Imp. I (EP),N-[4-[[(2,4-Diamino-6-pteridinyl)methyl]methylamino]benzoyl]-L-glutamic Acid 1-Methyl Ester,EP Methotrexate Impurity I IUPAC Name: (4S)-4-[[4-[(2,4-diaminopteridin-6-yl)methyl-methylamino]benzoyl]amino]-5-methoxy-5-oxopentanoic acid SMILES: NC=1C2=C(N=CC(CN(C)C3=CC=C(C(N[C@@H](CCC(O)=O)C(OC)=O)=O)C=C3)=N2)N=C(N)N1

CAS 66147-29-3
Molecular Weight (g/mol) 468.47
SMILES NC=1C2=C(N=CC(CN(C)C3=CC=C(C(N[C@@H](CCC(O)=O)C(OC)=O)=O)C=C3)=N2)N=C(N)N1
Synonym L-Glutamic acid, N-[4-[[(2,4-diamino-6-pteridinyl)methyl]methylamino]benzoyl]-, 1-methyl ester,Methotrexate α-methyl ester,Methotrexate 1-Methyl Ester,Methotrexate Imp. I (EP),N-[4-[[(2,4-Diamino-6-pteridinyl)methyl]methylamino]benzoyl]-L-glutamic Acid 1-Methyl Ester,EP Methotrexate Impurity I
IUPAC Name (4S)-4-[[4-[(2,4-diaminopteridin-6-yl)methyl-methylamino]benzoyl]amino]-5-methoxy-5-oxopentanoic acid
Molecular Formula C21 H24 N8 O5
9

gamma-Glu-Cys Trifluoroacetic Acid Salt (~90%), TRC

CAS: 283159-88-6 Molecular Formula: C8H14N2O5S • x(C2HF3O2) Molecular Weight (g/mol): 250.2711402 Synonym: L-Cysteine, L-γ-glutamyl-2,2,2-Trifluoroacetic Acid Salt,L-Cysteine, L-γ-glutamyl- Trifluoroacetic Acid Salt; SMILES: OC([C@H](CS)NC(CC[C@H](N)C(O)=O)=O)=O.OC(C(F)(F)F)=O.[F,Cl,Br,I]

CAS 283159-88-6
Molecular Weight (g/mol) 250.2711402
SMILES OC([C@H](CS)NC(CC[C@H](N)C(O)=O)=O)=O.OC(C(F)(F)F)=O.[F,Cl,Br,I]
Synonym L-Cysteine, L-γ-glutamyl-2,2,2-Trifluoroacetic Acid Salt,L-Cysteine, L-γ-glutamyl- Trifluoroacetic Acid Salt;
Molecular Formula C8H14N2O5S • x(C2HF3O2)
10

N,O-Dibenzoyl-L-tyrosine (>90%), TRC

CAS: 14325-35-0 Molecular Formula: C23H19NO5 Molecular Weight (g/mol): 389.4 Synonym: N-Benzoyl-L-Tyrosine Benzoate (Ester),L-N-Benzoyltyrosine Benzoate (Ester),Tiropramide Impurity A SMILES: CC(=O)O[C@@H]1C(OC(C)=O)C(OC(C)=O)[C@@H]2OC1CO2

CAS 14325-35-0
Molecular Weight (g/mol) 389.4
SMILES CC(=O)O[C@@H]1C(OC(C)=O)C(OC(C)=O)[C@@H]2OC1CO2
Synonym N-Benzoyl-L-Tyrosine Benzoate (Ester),L-N-Benzoyltyrosine Benzoate (Ester),Tiropramide Impurity A
Molecular Formula C23H19NO5
11

N,N’-Diacetyl-L-cystine (>90%), TRC

CAS: 5545-17-5 Molecular Formula: C10 H16 N2 O6 S2 Molecular Weight (g/mol): 324.37 Synonym: N,N'-Diacetyl-L-cystine,Acetylcysteine Imp. C (EP) IUPAC Name: (2R)-2-acetamido-3-[[(2R)-2-acetamido-2-carboxyethyl]disulfanyl]propanoic acid SMILES: CC(=O)N[C@@H](CSSC[C@H](NC(=O)C)C(=O)O)C(=O)O

CAS 5545-17-5
Molecular Weight (g/mol) 324.37
SMILES CC(=O)N[C@@H](CSSC[C@H](NC(=O)C)C(=O)O)C(=O)O
Synonym N,N'-Diacetyl-L-cystine,Acetylcysteine Imp. C (EP)
IUPAC Name (2R)-2-acetamido-3-[[(2R)-2-acetamido-2-carboxyethyl]disulfanyl]propanoic acid
Molecular Formula C10 H16 N2 O6 S2
12

5-Fluoro-D,L-lysine Hydrochloride (90%), TRC

CAS: 58960-25-1 Molecular Formula: C6H13FN2O2 . HCl Molecular Weight (g/mol): 200.64 Synonym: 5-Fluoro-lysine Hydrochloride,5-Fluoro-lysine Monohydrochloride SMILES: Cl.NCC(F)CCC(N)C(=O)O

CAS 58960-25-1
Molecular Weight (g/mol) 200.64
SMILES Cl.NCC(F)CCC(N)C(=O)O
Synonym 5-Fluoro-lysine Hydrochloride,5-Fluoro-lysine Monohydrochloride
Molecular Formula C6H13FN2O2 . HCl
13

NG-Monomethyl-L-arginine-d7 Hydrochloride (>90%), TRC

Molecular Formula: C7H9D7N4O2 • xHCl Molecular Weight (g/mol): 255.283646 Synonym: N5-[Imino(methylamino)methyl]-L-ornithine-d7 Hydrochloride,L-NMMA,ANO 1020-d7,Tilarginine-d7 Hydrochloride SMILES: N=C(NC([2H])([2H])C([2H])([2H])C([2H])([2H])C(N)([2H])C(O)=O)NC.Cl

Molecular Weight (g/mol) 255.283646
SMILES N=C(NC([2H])([2H])C([2H])([2H])C([2H])([2H])C(N)([2H])C(O)=O)NC.Cl
Synonym N5-[Imino(methylamino)methyl]-L-ornithine-d7 Hydrochloride,L-NMMA,ANO 1020-d7,Tilarginine-d7 Hydrochloride
Molecular Formula C7H9D7N4O2 • xHCl
14

(R,S)-N-Acetyl-S-(2-hydroxy-2-methyl-3-buten-1-yl)-L-cysteine (90%), TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Shipping Condition Room Temperature
Molecular Weight (g/mol) 247.311
InChI Formula InChI=1S/C10H17NO4S/c1-4-10(3,15)6-16-5-8(9(13)14)11-7(2)12/h4,8,15H,1,5-6H2,2-3H3,(H,11,12)(H,13,14)/t8-,10?/m0/s1
Chemical Name or Material (R,S)-N-Acetyl-S-(2-hydroxy-2-methyl-3-buten-1-yl)-L-cysteine
SMILES CC(=O)N[C@@H](CSCC(C)(O)C=C)C(=O)O
Recommended Storage -20°C
IUPAC Name (2R)-2-acetamido-3-(2-hydroxy-2-methylbut-3-enyl)sulfanylpropanoic acid
Molecular Formula C10 H17 N O4 S
Formula Weight 247.088
15

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

EDGE
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