Thermo Scientific Chemicals L-Histidine, 98%

Product Code	Brand	Quantity	Packaging
10665602	Thermo Scientific Chemicals 166150250	25 g	Plastic Bottle
10104280	Thermo Scientific Chemicals 166151000	100 g	Plastic Bottle
10464595	Thermo Scientific Chemicals 166155000	500 g	Plastic Bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

• CAS: 71-00-1
• Molecular Weight (g/mol): 155.16
• InChI Key: HNDVDQJCIGZPNO-UHFFFAOYNA-N
• PubChem CID: 6274
• IUPAC Name: (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid

• Molecular Formula: C6H9N3O2
• MDL Number: MFCD00064315
• Synonym: l-histidine, histidine, h-his-oh, glyoxaline-5-alanine, anti-rheuma, l---histidine, istidina, s-histidine, l-histidin
• ChEBI: CHEBI:15971
• SMILES: NC(CC1=CN=CN1)C(O)=O

Specifications

• Melting Point: 282.0°C
• CAS: 71-00-1
• Color: White or Yellow
• Chlorine (Cl): 200ppm max.
• Heavy Metals (as Pb): 10ppm max.
• Iron (Fe): 10ppm max.
• Loss on Drying: 0.2% max. (105°C, 3 hrs)
• MDL Number: MFCD00064315
• Specific Rotation: + 12.40
• Merck Index: 15, 4758
• Sulfated Ash: 0.1% max.
• Solubility Information: Solubility in water: 41.6g/L (25 c). Other solubilities: soluble in mineral acids, insoluble in organic solvents
• SMILES: NC(CC1=CN=CN1)C(O)=O
• Specific Rotation Condition: +12.40° (20°C c=11,6N HCl)
• PubChem CID: 6274
• Formula Weight: 155.16
• Physical Form: Powder, Lumpy Powder or Melt

• Ammonium: 200ppm max.
• pH: 7.0 to 8.5 (2% aq. soln.)
• Chloride: 200ppm max.
• Foreign Amino Acids: 0.5% max. (TLC)
• Infrared Spectrum: Authentic
• Assay Percent Range: 98%
• Molecular Formula: C6H9N3O2
• Beilstein: 25, 513
• Sulfate: 200ppm max.
• Transmittance: 98% min. (c=5, H2O, 430nm) 1cm cell
• Synonym: l-histidine, histidine, h-his-oh, glyoxaline-5-alanine, anti-rheuma, l---histidine, istidina, s-histidine, l-histidin
• InChI Key: HNDVDQJCIGZPNO-UHFFFAOYNA-N
• IUPAC Name: (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid
• Molecular Weight (g/mol): 155.16
• ChEBI: CHEBI:15971
• Percent Purity: 98%
• Chemical Name or Material: L-Histidine

Safety and Handling

Product Identifier

• L-Histidine

RUO – Research Use Only