L-Ornithine

Name: L-Ornithine
Brand: Vaqora Chemicals
SKU: VQ-027044

About L-Ornithine

Listed under CAS 70-26-8, L-Ornithine is an impurity of Arginine available from Vaqora Chemicals. The compound has the formula C5H12N2O2, corresponding to a molecular weight of 132.16 g/mol. The IUPAC name is (2S)-2,5-diaminopentanoic acid. It is also known as ornithine or (S)-2,5-Diaminopentanoic acid.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Arginine, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies L-Ornithine in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Arginine

View every impurity, metabolite and intermediate we list for Arginine.

Arginine impurities

Specifications & identifiers

Chemical identifiers
Product name	L-Ornithine
Catalogue No.	VQ-027044
CAS Number	70-26-8
IUPAC name	(2S)-2,5-diaminopentanoic acid
Molecular formula	C₅H₁₂N₂O₂
Molecular weight	132.16 g/mol
Exact mass	132.0899
Grade	Reference Standard
HSN code	38229090
InChIKey	AHLPHDHHMVZTML-BYPYZUCNSA-N
SMILES	C(C[C@@H](C(=O)O)N)CN
PubChem CID	6262

Physical properties
Physical form	Solid
LogP (XLogP3)	-4.4
H-bond donors / acceptors	3 / 4
TPSA	89.3 Å²
Synonyms	ornithine, (S)-2,5-Diaminopentanoic acid, (S)-Ornithine, (S)-2,5-diaminovaleric acid, (S)-alpha,delta-Diaminovaleric acid, (+)-S-Ornithine, (S)-2,5-Diaminopentanoate, 2,5 Diaminopentanoic Acid, 2,5-Diaminopentanoate, 2,5-Diaminovaleric acid, L-Norvaline, 5-amino-

Documents

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

Frequently asked questions

What is the CAS number of L-Ornithine?

The CAS Registry Number of L-Ornithine is 70-26-8. It is also known as ornithine, (S)-2,5-Diaminopentanoic acid, (S)-Ornithine.

What is the molecular formula and molecular weight of L-Ornithine?

L-Ornithine has the molecular formula C5H12N2O2 and a molecular weight of 132.16 g/mol. Its IUPAC name is (2S)-2,5-diaminopentanoic acid.

What is L-Ornithine used for?

L-Ornithine is supplied as a characterised reference material related to Arginine. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of L-Ornithine can I order?

We supply L-Ornithine in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with L-Ornithine?

Yes. Every lot of L-Ornithine 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-Ornithine be shipped internationally?

Yes. We export L-Ornithine worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.