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 – 30 of 70 results
1

Thermo Scientific Chemicals L-Histidine, 98%

CAS: 71-00-1 Molecular Formula: C6H9N3O2 Molecular Weight (g/mol): 155.16 MDL Number: MFCD00064315 InChI Key: HNDVDQJCIGZPNO-UHFFFAOYNA-N Synonym: l-histidine,histidine,h-his-oh,glyoxaline-5-alanine,anti-rheuma,l---histidine,istidina,s-histidine,l-histidin PubChem CID: 6274 ChEBI: CHEBI:15971 IUPAC Name: (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid SMILES: NC(CC1=CN=CN1)C(O)=O

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PubChem CID 6274
CAS 71-00-1
Molecular Weight (g/mol) 155.16
ChEBI CHEBI:15971
MDL Number MFCD00064315
SMILES NC(CC1=CN=CN1)C(O)=O
Synonym l-histidine,histidine,h-his-oh,glyoxaline-5-alanine,anti-rheuma,l---histidine,istidina,s-histidine,l-histidin
IUPAC Name (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid
InChI Key HNDVDQJCIGZPNO-UHFFFAOYNA-N
Molecular Formula C6H9N3O2
2

Thermo Scientific Chemicals D-Histidine, 99%

CAS: 351-50-8 Molecular Formula: C6H9N3O2 Molecular Weight (g/mol): 155.16 MDL Number: MFCD00065963 InChI Key: HNDVDQJCIGZPNO-RXMQYKEDSA-N Synonym: d-histidine,h-d-his-oh,d-histidin,r-2-amino-3-1h-imidazol-4-yl propanoic acid,d-his,2r-2-amino-3-1h-imidazol-4-yl propanoic acid,r-2-amino-3-4-imidazolyl propionic acid,2r-2-amino-3-1h-imidazol-5-yl propanoic acid,r-alpha-amino-1h-imidazole-4-propionic acid,d-alpha-amino-beta-4-imidazolyl propionic acid PubChem CID: 71083 ChEBI: CHEBI:27947 IUPAC Name: (2R)-2-amino-3-(1H-imidazol-5-yl)propanoic acid SMILES: N[C@H](CC1=CN=CN1)C(O)=O

PubChem CID 71083
CAS 351-50-8
Molecular Weight (g/mol) 155.16
ChEBI CHEBI:27947
MDL Number MFCD00065963
SMILES N[C@H](CC1=CN=CN1)C(O)=O
Synonym d-histidine,h-d-his-oh,d-histidin,r-2-amino-3-1h-imidazol-4-yl propanoic acid,d-his,2r-2-amino-3-1h-imidazol-4-yl propanoic acid,r-2-amino-3-4-imidazolyl propionic acid,2r-2-amino-3-1h-imidazol-5-yl propanoic acid,r-alpha-amino-1h-imidazole-4-propionic acid,d-alpha-amino-beta-4-imidazolyl propionic acid
IUPAC Name (2R)-2-amino-3-(1H-imidazol-5-yl)propanoic acid
InChI Key HNDVDQJCIGZPNO-RXMQYKEDSA-N
Molecular Formula C6H9N3O2
3

Thermo Scientific Chemicals L-Histidine, 98+%

CAS: 71-00-1 Molecular Formula: C6H9N3O2 Molecular Weight (g/mol): 155.16 MDL Number: MFCD00064315 InChI Key: HNDVDQJCIGZPNO-UHFFFAOYNA-N Synonym: l-histidine,histidine,h-his-oh,glyoxaline-5-alanine,anti-rheuma,l---histidine,istidina,s-histidine,l-histidin PubChem CID: 6274 ChEBI: CHEBI:15971 SMILES: NC(CC1=CN=CN1)C(O)=O

PubChem CID 6274
CAS 71-00-1
Molecular Weight (g/mol) 155.16
ChEBI CHEBI:15971
MDL Number MFCD00064315
SMILES NC(CC1=CN=CN1)C(O)=O
Synonym l-histidine,histidine,h-his-oh,glyoxaline-5-alanine,anti-rheuma,l---histidine,istidina,s-histidine,l-histidin
InChI Key HNDVDQJCIGZPNO-UHFFFAOYNA-N
Molecular Formula C6H9N3O2
4

Thermo Scientific Chemicals DL-Histidine monohydrochloride monohydrate, 99%

CAS: 123333-71-1 Molecular Formula: C6H12ClN3O3 Molecular Weight (g/mol): 209.63 MDL Number: MFCD00151028 InChI Key: CMXXUDSWGMGYLZ-UHFFFAOYSA-N Synonym: dl-histidine; hypochlorous acid PubChem CID: 44828786 IUPAC Name: 2-amino-3-(1H-imidazol-5-yl)propanoic acid;hydron;chloride;hydrate SMILES: [H+].C1=C(NC=N1)CC(C(=O)O)N.O.[Cl-]

PubChem CID 44828786
CAS 123333-71-1
Molecular Weight (g/mol) 209.63
MDL Number MFCD00151028
SMILES [H+].C1=C(NC=N1)CC(C(=O)O)N.O.[Cl-]
Synonym dl-histidine; hypochlorous acid
IUPAC Name 2-amino-3-(1H-imidazol-5-yl)propanoic acid;hydron;chloride;hydrate
InChI Key CMXXUDSWGMGYLZ-UHFFFAOYSA-N
Molecular Formula C6H12ClN3O3
5

Thermo Scientific Chemicals L-Histidine monohydrochloride monohydrate, 99%

CAS: 5934-29-2 Molecular Formula: C6H12ClN3O3 Molecular Weight (g/mol): 209.63 MDL Number: MFCD00151027 InChI Key: CMXXUDSWGMGYLZ-XRIGFGBMSA-N Synonym: l-histidine hydrochloride hydrate,l-histidine hydrochloride monohydrate,s-2-amino-3-1h-imidazol-4-yl propanoic acid hydrochloride hydrate,h-his-oh.hcl.h2o,l-histidine monohydrochloride monohydrate,l-histidine, monohydrochloride, monohydrate,l-histidin hydrate hydrochloride,histidine, monohydrochloride, monohydrate, l,h-his-ohhclh2o,l-histidine, hydrochloride, monohydrate PubChem CID: 165377 IUPAC Name: (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid;hydrate;hydrochloride SMILES: C1=C(NC=N1)CC(C(=O)O)N.O.Cl

PubChem CID 165377
CAS 5934-29-2
Molecular Weight (g/mol) 209.63
MDL Number MFCD00151027
SMILES C1=C(NC=N1)CC(C(=O)O)N.O.Cl
Synonym l-histidine hydrochloride hydrate,l-histidine hydrochloride monohydrate,s-2-amino-3-1h-imidazol-4-yl propanoic acid hydrochloride hydrate,h-his-oh.hcl.h2o,l-histidine monohydrochloride monohydrate,l-histidine, monohydrochloride, monohydrate,l-histidin hydrate hydrochloride,histidine, monohydrochloride, monohydrate, l,h-his-ohhclh2o,l-histidine, hydrochloride, monohydrate
IUPAC Name (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid;hydrate;hydrochloride
InChI Key CMXXUDSWGMGYLZ-XRIGFGBMSA-N
Molecular Formula C6H12ClN3O3
6

Thermo Scientific Chemicals N-Acetyl-L-histidine monohydrate

CAS: 39145-52-3 Molecular Formula: C8H13N3O4 Molecular Weight (g/mol): 215.209 MDL Number: MFCD00149320 InChI Key: PSWSDQRXCOJSFC-FJXQXJEOSA-N Synonym: ac-his-oh.h2o,n-acetyl-l-histidine hydrate,n-acetyl-l-histidine monohydrate,unii-pq2tc3x11o,s-2-acetamido-3-1h-imidazol-4-yl propanoic acid hydrate,pq2tc3x11o,acetyl histidine,2s-2-acetylamino-3-1h-imidazol-4-yl propanoic acid hydrate,l-n-acetylhistidine monohydrate PubChem CID: 2724380 IUPAC Name: (2S)-2-acetamido-3-(1H-imidazol-5-yl)propanoic acid;hydrate SMILES: CC(=O)NC(CC1=CN=CN1)C(=O)O.O

PubChem CID 2724380
CAS 39145-52-3
Molecular Weight (g/mol) 215.209
MDL Number MFCD00149320
SMILES CC(=O)NC(CC1=CN=CN1)C(=O)O.O
Synonym ac-his-oh.h2o,n-acetyl-l-histidine hydrate,n-acetyl-l-histidine monohydrate,unii-pq2tc3x11o,s-2-acetamido-3-1h-imidazol-4-yl propanoic acid hydrate,pq2tc3x11o,acetyl histidine,2s-2-acetylamino-3-1h-imidazol-4-yl propanoic acid hydrate,l-n-acetylhistidine monohydrate
IUPAC Name (2S)-2-acetamido-3-(1H-imidazol-5-yl)propanoic acid;hydrate
InChI Key PSWSDQRXCOJSFC-FJXQXJEOSA-N
Molecular Formula C8H13N3O4
7

L-Histidine (White Crystals or Crystalline Powder), Fisher BioReagents

CAS: 71-00-1 Molecular Formula: C6H9N3O2 Molecular Weight (g/mol): 155.16 MDL Number: MFCD00064315 InChI Key: HNDVDQJCIGZPNO-UHFFFAOYNA-N Synonym: l-histidine,histidine,h-his-oh,glyoxaline-5-alanine,anti-rheuma,l---histidine,istidina,s-histidine,l-histidin PubChem CID: 6274 ChEBI: CHEBI:15971 IUPAC Name: 2-amino-3-(1H-imidazol-5-yl)propanoic acid SMILES: NC(CC1=CN=CN1)C(O)=O

PubChem CID 6274
CAS 71-00-1
Molecular Weight (g/mol) 155.16
ChEBI CHEBI:15971
MDL Number MFCD00064315
SMILES NC(CC1=CN=CN1)C(O)=O
Synonym l-histidine,histidine,h-his-oh,glyoxaline-5-alanine,anti-rheuma,l---histidine,istidina,s-histidine,l-histidin
IUPAC Name 2-amino-3-(1H-imidazol-5-yl)propanoic acid
InChI Key HNDVDQJCIGZPNO-UHFFFAOYNA-N
Molecular Formula C6H9N3O2
8

L-Histidine, MP Biomedicals™

CAS: 71-00-1 Molecular Formula: C6H9N3O2 Molecular Weight (g/mol): 155.16 MDL Number: MFCD00064315 InChI Key: HNDVDQJCIGZPNO-UHFFFAOYNA-N Synonym: l-histidine,histidine,h-his-oh,glyoxaline-5-alanine,anti-rheuma,l---histidine,istidina,s-histidine,l-histidin PubChem CID: 6274 ChEBI: CHEBI:15971 IUPAC Name: (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid SMILES: NC(CC1=CN=CN1)C(O)=O

PubChem CID 6274
CAS 71-00-1
Molecular Weight (g/mol) 155.16
ChEBI CHEBI:15971
MDL Number MFCD00064315
SMILES NC(CC1=CN=CN1)C(O)=O
Synonym l-histidine,histidine,h-his-oh,glyoxaline-5-alanine,anti-rheuma,l---histidine,istidina,s-histidine,l-histidin
IUPAC Name (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid
InChI Key HNDVDQJCIGZPNO-UHFFFAOYNA-N
Molecular Formula C6H9N3O2
9

L-Histidine, 98.5-101.5%, Spectrum™ Chemical
SDP

CAS: 71-00-1

CAS 71-00-1
10

DL-Histidine 98.0+%, TCI America™

CAS: 4998-57-6 Molecular Formula: C6H9N3O2 Molecular Weight (g/mol): 155.157 MDL Number: MFCD00005208 InChI Key: HNDVDQJCIGZPNO-UHFFFAOYSA-N Synonym: H-DL-His-OH PubChem CID: 773 ChEBI: CHEBI:27570 IUPAC Name: 2-amino-3-(1H-imidazol-5-yl)propanoic acid SMILES: C1=C(NC=N1)CC(C(=O)O)N

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PubChem CID 773
CAS 4998-57-6
Molecular Weight (g/mol) 155.157
ChEBI CHEBI:27570
MDL Number MFCD00005208
SMILES C1=C(NC=N1)CC(C(=O)O)N
Synonym H-DL-His-OH
IUPAC Name 2-amino-3-(1H-imidazol-5-yl)propanoic acid
InChI Key HNDVDQJCIGZPNO-UHFFFAOYSA-N
Molecular Formula C6H9N3O2
11

D-Histidine 99.0+%, TCI America™

CAS: 351-50-8 Molecular Formula: C6H9N3O2 Molecular Weight (g/mol): 155.16 MDL Number: MFCD00065963 InChI Key: HNDVDQJCIGZPNO-RXMQYKEDSA-N Synonym: d-histidine,h-d-his-oh,d-histidin,r-2-amino-3-1h-imidazol-4-yl propanoic acid,d-his,2r-2-amino-3-1h-imidazol-4-yl propanoic acid,r-2-amino-3-4-imidazolyl propionic acid,2r-2-amino-3-1h-imidazol-5-yl propanoic acid,r-alpha-amino-1h-imidazole-4-propionic acid,d-alpha-amino-beta-4-imidazolyl propionic acid PubChem CID: 71083 ChEBI: CHEBI:27947 IUPAC Name: (2R)-2-amino-3-(1H-imidazol-5-yl)propanoic acid SMILES: N[C@H](CC1=CN=CN1)C(O)=O

Promotions are available
PubChem CID 71083
CAS 351-50-8
Molecular Weight (g/mol) 155.16
ChEBI CHEBI:27947
MDL Number MFCD00065963
SMILES N[C@H](CC1=CN=CN1)C(O)=O
Synonym d-histidine,h-d-his-oh,d-histidin,r-2-amino-3-1h-imidazol-4-yl propanoic acid,d-his,2r-2-amino-3-1h-imidazol-4-yl propanoic acid,r-2-amino-3-4-imidazolyl propionic acid,2r-2-amino-3-1h-imidazol-5-yl propanoic acid,r-alpha-amino-1h-imidazole-4-propionic acid,d-alpha-amino-beta-4-imidazolyl propionic acid
IUPAC Name (2R)-2-amino-3-(1H-imidazol-5-yl)propanoic acid
InChI Key HNDVDQJCIGZPNO-RXMQYKEDSA-N
Molecular Formula C6H9N3O2
12

L-Histidine, Multi-Compendial, U.S.P., J.T. Baker™

CAS: 71-00-1 Molecular Formula: C6H9N3O2 Molecular Weight (g/mol): 155.16 MDL Number: MFCD00064315 InChI Key: HNDVDQJCIGZPNO-UHFFFAOYNA-N Synonym: l-histidine,histidine,h-his-oh,glyoxaline-5-alanine,anti-rheuma,l---histidine,istidina,s-histidine,l-histidin PubChem CID: 6274 ChEBI: CHEBI:15971 IUPAC Name: 2-amino-3-(1H-imidazol-5-yl)propanoic acid SMILES: NC(CC1=CN=CN1)C(O)=O

PubChem CID 6274
CAS 71-00-1
Molecular Weight (g/mol) 155.16
ChEBI CHEBI:15971
MDL Number MFCD00064315
SMILES NC(CC1=CN=CN1)C(O)=O
Synonym l-histidine,histidine,h-his-oh,glyoxaline-5-alanine,anti-rheuma,l---histidine,istidina,s-histidine,l-histidin
IUPAC Name 2-amino-3-(1H-imidazol-5-yl)propanoic acid
InChI Key HNDVDQJCIGZPNO-UHFFFAOYNA-N
Molecular Formula C6H9N3O2
13

L-Histidine, USP, 98.5-101.5%, Spectrum™ Chemical
SDP

CAS: 71-00-1 Molecular Formula: C6H9N3O2 Molecular Weight (g/mol): 155.16 MDL Number: MFCD00064315 InChI Key: HNDVDQJCIGZPNO-UHFFFAOYNA-N IUPAC Name: 2-amino-3-(1H-imidazol-5-yl)propanoic acid SMILES: NC(CC1=CN=CN1)C(O)=O

CAS 71-00-1
Molecular Weight (g/mol) 155.16
MDL Number MFCD00064315
SMILES NC(CC1=CN=CN1)C(O)=O
IUPAC Name 2-amino-3-(1H-imidazol-5-yl)propanoic acid
InChI Key HNDVDQJCIGZPNO-UHFFFAOYNA-N
Molecular Formula C6H9N3O2
14

L-Histidine Hydrochloride Monohydrate (White Crystals or Crystalline Powder), Fisher BioReagents

CAS: 645-35-2 Molecular Formula: C6H12ClN3O3 Molecular Weight (g/mol): 209.63 InChI Key: CMXXUDSWGMGYLZ-XRIGFGBMSA-N Synonym: l-histidine hydrochloride hydrate,l-histidine hydrochloride monohydrate,s-2-amino-3-1h-imidazol-4-yl propanoic acid hydrochloride hydrate,h-his-oh.hcl.h2o,l-histidine monohydrochloride monohydrate,l-histidine, monohydrochloride, monohydrate,l-histidin hydrate hydrochloride,histidine, monohydrochloride, monohydrate, l,h-his-ohhclh2o,l-histidine, hydrochloride, monohydrate PubChem CID: 165377 IUPAC Name: (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid;hydrate;hydrochloride SMILES: C1=C(NC=N1)CC(C(=O)O)N.O.Cl

PubChem CID 165377
CAS 645-35-2
Molecular Weight (g/mol) 209.63
SMILES C1=C(NC=N1)CC(C(=O)O)N.O.Cl
Synonym l-histidine hydrochloride hydrate,l-histidine hydrochloride monohydrate,s-2-amino-3-1h-imidazol-4-yl propanoic acid hydrochloride hydrate,h-his-oh.hcl.h2o,l-histidine monohydrochloride monohydrate,l-histidine, monohydrochloride, monohydrate,l-histidin hydrate hydrochloride,histidine, monohydrochloride, monohydrate, l,h-his-ohhclh2o,l-histidine, hydrochloride, monohydrate
IUPAC Name (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid;hydrate;hydrochloride
InChI Key CMXXUDSWGMGYLZ-XRIGFGBMSA-N
Molecular Formula C6H12ClN3O3
15

L-Histidine, FCC, 98.5-101.5%, Spectrum™ Chemical
SDP

CAS: 71-00-1 Molecular Formula: C6H9N3O2 Molecular Weight (g/mol): 155.16 MDL Number: MFCD00064315 InChI Key: HNDVDQJCIGZPNO-UHFFFAOYNA-N IUPAC Name: 2-amino-3-(1H-imidazol-5-yl)propanoic acid SMILES: NC(CC1=CN=CN1)C(O)=O

CAS 71-00-1
Molecular Weight (g/mol) 155.16
MDL Number MFCD00064315
SMILES NC(CC1=CN=CN1)C(O)=O
IUPAC Name 2-amino-3-(1H-imidazol-5-yl)propanoic acid
InChI Key HNDVDQJCIGZPNO-UHFFFAOYNA-N
Molecular Formula C6H9N3O2
16

L-Histidine hydrochloride monohydrate, 98%, Thermo Scientific Chemicals

CAS: 5934-29-2 Molecular Formula: C6H12ClN3O3 Molecular Weight (g/mol): 209.63 MDL Number: MFCD00151027 InChI Key: CMXXUDSWGMGYLZ-XRIGFGBMSA-N Synonym: l-histidine hydrochloride hydrate,l-histidine hydrochloride monohydrate,s-2-amino-3-1h-imidazol-4-yl propanoic acid hydrochloride hydrate,h-his-oh.hcl.h2o,l-histidine monohydrochloride monohydrate,l-histidine, monohydrochloride, monohydrate,l-histidin hydrate hydrochloride,histidine, monohydrochloride, monohydrate, l,h-his-ohhclh2o,l-histidine, hydrochloride, monohydrate PubChem CID: 165377 IUPAC Name: (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid;hydrate;hydrochloride SMILES: C1=C(NC=N1)CC(C(=O)O)N.O.Cl