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Home/Compounds/CAS 70-26-8
Formula C5H12N2O2MW 132.16Research-use catalog entryCOA/SDS by request

L-(-)-Ornithine

CAS Number: 70-26-8

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Loading RDKit molecule structure...
InChIKey: AHLPHDHHMVZTML-BYPYZUCNSA-NC5H12N2O2 | MW 132.16

Chemical Absolute Identifiers

CAS Number

70-26-8

PubChem CID

6262

Molecular Formula

C5H12N2O2

Molecular Weight

132.16 g/mol

Exact Mass

132.089878

InChIKey

AHLPHDHHMVZTML-BYPYZUCNSA-N

IUPAC Name

(2S)-2,5-diaminopentanoic acid

SMILES String

NCCC[C@H](N)C(=O)O

Physical Properties

Melting Point

14.0 °C

Water Solubility

62 mol/L

pKa

1.94

Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.

Catalog Facts

Structural features

L-(-)-Ornithine (CAS 70-26-8) is listed in the Life Science portfolio, with molecular formula C5H12N2O2 and molecular weight 132. 16 g/mol.

Sourcing context

Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.

Research use context

Intended for life-science research and analytical workflows.

Documentation needs

COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.

Applications & Classification

Amino Acid ResearchLife Science ResearchResearch intermediateCustom synthesis building blockResearch chemical sourcingCustom synthesis and catalog availability reviewCOA, SDS, pricing, and fulfillment workflow
Biological target reference

ChEMBL reports experimental activity evidence for: Alpha-1A adrenergic receptor (Homo sapiens) — 2 assays; Muscarinic acetylcholine receptor M1 (Homo sapiens) — 2 assays; Prostaglandin G/H synthase 1 (Homo sapiens) — 2 assays; Thromboxane A2 receptor (Homo sapiens) — 2 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.

Alpha-1A adrenergic receptor

Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents

Experimental evidence source: ChEMBL

Muscarinic acetylcholine receptor M1

Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents

Experimental evidence source: ChEMBL

Prostaglandin G/H synthase 1

Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents

Experimental evidence source: ChEMBL

Thromboxane A2 receptor

Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents

Experimental evidence source: ChEMBL

Safety & Handling

Safety and handling reference content is available through documentation requests.

For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.

Preliminary Safety Reference

For supplier-issued SDS or COA, submit a documentation request.

Safety Reference / SDS Request

Names & Synonyms / External Identifiers

Chemical Name

L-(-)-Ornithine

Names & Synonyms

L-ornithineornithine(S)-2,5-Diaminopentanoic acid(S)-2,5-diaminovaleric acid(S)-Ornithine
Show all synonyms
Ornitina(S)-alpha,delta-Diaminovaleric acid(+)-S-OrnithineOrnithinum(S)-2,5-Diaminopentanoate2,5 Diaminopentanoic Acid2,5-Diaminopentanoate2,5-Diaminovaleric acidOrnithine [INN]L-Norvaline, 5-amino-Ornithinum [Latin]Ornitina [Spanish]Ornithine (VAN)Pentanoic acid, 2,5-diamino-, (S)-
External Identifiers
EC NUMBER: 200-731-7DSSTOX SUBSTANCE ID: DTXSID00883219CHEMBL ID: CHEMBL446143CHEBI ID: CHEBI:15729UNII: E524N2IXA3DRUGBANK ID: DB00129HMDB ID: HMDB0000214KEGG ID: C00077KEGG ID: D08302METABOLOMICS WORKBENCH ID: 37139NCI THESAURUS CODE: C29611PHARMGKB ID: PA164783814
Experimental Spectrum References
13C NMR Spectra1H NMR Spectra
Literature & Patent References
DOI 10.1038/s41467-023-40064-9A preclinical secondary pharmacology resource illuminates target-adverse drug reaction associations of marketed drugs.PMID 37468498A preclinical secondary pharmacology resource illuminates target-adverse drug reaction associations of marketed drugs.DOI 10.6019/CHEMBL4495564Identification of inhibitors of SARS-Cov2 M-Pro enzymatic activity using a small molecule repurposing screenDOI 10.6019/CHEMBL4495565Cytopathic SARS-Cov2 screening on VERO-E6 cells in a large repurposing effortDOI 10.1007/s00044-008-9103-6Computational and experimental evaluation of ornithine derivatives as ornithine decarboxylase inhibitorsDOI 10.1021/jm00393a031Quantitative structure-activity relationships of the bitter thresholds of amino acids, peptides, and their derivatives.PMID 3656360Quantitative structure-activity relationships of the bitter thresholds of amino acids, peptides, and their derivatives.DOI 10.1021/jm00199a009Analogues of ornithine as inhibitors of ornithine decarboxylase. New deductions concerning the topography of the enzyme's active site.

Documentation & Compliance Facts

Compliance Facts

Shipment review: Required

Documentation available by request

Certificate of Analysis (COA): By request

Supplier Safety Data Sheet (SDS): By request

Purity and pack size confirmation: By request

Availability and lead time review: Confirmed by RFQ

Shipment documentation review: By request

For supplier-issued documentation by request, use the RFQ actions on this page.Review preliminary safety reference

What happens after RFQ

  1. 1We review the CAS identity, quantity, and documentation request.
  2. 2We check sourcing options, supplier availability, COA/SDS, purity, pack size, and lead time.
  3. 3We review destination and shipment documentation needs when applicable.
  4. 4We follow up with a quotation or clarification request.

Text Reference Cues

Show non-linked catalog cues

Non-public related references

Lysine hydrochloride, D-CAS 7274-88-6
epsilon-HydroxynorleucineCAS 305-77-1
(R)-2-Amino-5,5,5-trifluoropentanoic acidCAS 122565-29-1
L-Cysteine-13C3,15NCAS 202406-97-1
N-Epsilon-cyclopentyloxycarbonyl-L-lysineCAS 82277-17-6

Non-public references are shown as text only and do not imply equivalence, availability, or shared use.

Catalog navigation

Related Catalog Entries

Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.

CAS 7274-88-6Lysine hydrochloride, D-CAS 305-77-1epsilon-HydroxynorleucineCAS 122565-29-1(R)-2-Amino-5,5,5-trifluoropentanoic acidCAS 202406-97-1L-Cysteine-13C3,15NCAS 100-33-4PentamidineCAS 100643-71-8DesloratadineCAS 102767-28-2LevetiracetamCAS 1002310-00-0Tert-butyl 1-(2-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethylcarbamateCAS 1005174-17-3(E)-3-(2-Propyl-6-(trifluoromethyl)pyridin-3-yl)acrylic acidCAS 1018125-49-92-(3-Cyclopropyl-6-ethyl-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridin-1-yl)acetic acid

RFQ questions for CAS 70-26-8

What are the key identifiers for L-(-)-Ornithine (CAS 70-26-8)?

L-(-)-Ornithine is identified by CAS 70-26-8, with molecular formula C5H12N2O2, molecular weight 132.16, InChIKey AHLPHDHHMVZTML-BYPYZUCNSA-N.

Does CAS 70-26-8 have reported biological target evidence?

ChEMBL contains qualifying experimental assay evidence associated with Alpha-1A adrenergic receptor, Muscarinic acetylcholine receptor M1, Prostaglandin G/H synthase 1, Thromboxane A2 receptor. These records do not establish therapeutic efficacy or clinical use.

Can I request a COA for CAS 70-26-8?

Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.

Can I request supplier SDS for L-(-)-Ornithine?

Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.

Is CAS 70-26-8 available for quotation?

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