L-Histidine, USP 98.50–101.50%

Name: L-Histidine, USP 98.50–101.50%
Brand: Vaqora Chemicals
SKU: VQ-046745

About L-Histidine, USP 98.50–101.50%

Listed under CAS 71-00-1, L-Histidine is an amino acid derivative available from Vaqora Chemicals in USP grade with a typical assay of 98.50–101.50%. The compound has the formula C6H9N3O2, corresponding to a molecular weight of 155.15 g/mol. Systematically, it is named (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid. Alternative names: histidine and glyoxaline-5-alanine.

Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 4 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for peptide synthesis, cell culture media and biochemical research. Our customers for this product work in academic and industrial research and diagnostics and biotechnology.

Standard pack sizes are 25 g, 100 g, 500 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Peptide synthesis
Cell culture media
Biochemical research

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	L-Histidine, USP 98.50–101.50%
Catalogue No.	VQ-046745
CAS Number	71-00-1
IUPAC name	(2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid
Molecular formula	C₆H₉N₃O₂
Molecular weight	155.15 g/mol
Exact mass	155.0695
Grade	USP
Purity / assay	98.50–101.50%
HSN code	29332990
InChIKey	HNDVDQJCIGZPNO-YFKPBYRVSA-N
SMILES	C1=C(NC=N1)C[C@@H](C(=O)O)N
PubChem CID	6274

Physical properties
Physical form	Other
LogP (XLogP3)	-3.2
H-bond donors / acceptors	3 / 4
TPSA	92 Å²
Synonyms	histidine, glyoxaline-5-alanine, L-Histidin, (2S)-2-amino-3-(1H-imidazol-4-yl)propanoic acid, (S)-4-(2-Amino-2-carboxyethyl)imidazole, L-His, (S)-alpha-amino-1H-imidazole-4-propanoic acid, 4-(2-Amino-2-carboxyethyl)imidazole, (S)-2-Amino-3-(4-imidazolyl)propionsaeure, (S)-alpha-Amino-1H-imidazole-4-propionic acid, (S)-a-Amino-1H-imidazole-4-propanoic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P321, P330, P332 + P317, P337 + P317, P362 + P364, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 71-00-1

L-Histidine, ≥99% (TLC)

CAS: 71-00-1
Formula: C₆H₉N₃O₂
MW: 155.15 g/mol

VQ-002135

Biochemistry

L-Histidine, 99%+

CAS: 71-00-1
Formula: C₆H₉N₃O₂
MW: 155.15 g/mol

VQ-002134

BP/USP/EP / Cell Cult…

L-Histidine, BP/USP/EP, cell culture tested

CAS: 71-00-1
Formula: C₆H₉N₃O₂
MW: 155.15 g/mol

VQ-046061

Cell Culture

L-Histidine, cell culture tested

CAS: 71-00-1
Formula: C₆H₉N₃O₂
MW: 155.15 g/mol

VQ-046331

Frequently asked questions

What is the CAS number of L-Histidine, USP 98.50–101.50%?

The CAS Registry Number of L-Histidine, USP 98.50–101.50% is 71-00-1. It is also known as histidine, glyoxaline-5-alanine, L-Histidin.

What is the molecular formula and molecular weight of L-Histidine, USP 98.50–101.50%?

L-Histidine, USP 98.50–101.50% has the molecular formula C6H9N3O2 and a molecular weight of 155.15 g/mol. Its IUPAC name is (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid.

Which grade and pack sizes of L-Histidine, USP 98.50–101.50% can I order?

We supply L-Histidine, USP 98.50–101.50% in USP (98.50–101.50%) grade, in 25 g, 100 g, 500 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with L-Histidine, USP 98.50–101.50%?

Yes. Every lot of L-Histidine, USP 98.50–101.50% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can L-Histidine, USP 98.50–101.50% be shipped internationally?

Yes. L-Histidine, USP 98.50–101.50% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.