Molekula
L-Ornithine hydrochloride
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
L-Ornithine hydrochloride is a crystalline amino acid salt used in biochemical research and dietary supplements to support metabolic pathways, including the urea cycle. It also serves as a flavoring agent in food and flavor formulation work. It is available in powder form with a molecular weight of 168.62 g/mol, CAS number 3184-13-2, and molecular formula C5H12N2O2 · HCl. Stored at ambient temperatures, it carries a warning signal word due to potential irritant properties. Molekula supplies L-Ornithine hydrochloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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100 g — £46.50 per pack ex VAT · £55.80 inc. VAT
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1 kg — £202.50 per pack ex VAT · £243.00 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White crystalline powder |
| Specific rotation | ≥ +23.0 - +25.0 ° ≤ |
| Heavy metals | ≤ 10 ppm |
| pH | 5.0 - 6.0 |
| Loss on Drying | ≤ 0.20 % |
| Residue on Ignition | ≤ 0.10 % |
| Assay (Titration) | ≥ 99 - 101 % ≤ |
| Iron (Fe) | ≤ 10 ppm |
| Arsenic trioxide (As2O3) | ≤ 1 ppm |
| Ammonium (NH4+) | ≤ 0.02 % |
| Sulphates (SO4)(2-) | ≤ 0.020 % |
| State of Solution | ≥ 98.0 % |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Water Solubility | Soluble in water |
Source: PubChem CID 76654 (Joint FAO/WHO Expert Committee on Food Additives (JECFA))
Identification
| Property | Value |
|---|---|
| SKU | 11702720 |
| CAS Number | 3184-13-2 |
| IUPAC Name | (2S)-2,5-diaminopentanoic acid;hydrochloride |
| EC Number | 221-678-6 |
| Molecular Formula | C5H12N2O2 · HCl |
| Molecular Weight | 168.62 |
| Exact Mass | 168.0666 |
| SMILES | C(C[C@@H](C(=O)O)N)CN.Cl |
| InChIKey | GGTYBZJRPHEQDG-WCCKRBBISA-N |
| InChI | InChI=1S/C5H12N2O2.ClH/c6-3-1-2-4(7)5(8)9;/h4H,1-3,6-7H2,(H,8,9);1H/t4-;/m0./s1 |
| PubChem CID | 76654 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2922494990 |
| Tariff Code | 2922498590 |
Safety & GHS
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Health Hazard
GHS07
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in Czech, English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- FEMA NO. 4190
- L-(+)-2,5-Diaminopentanoic acid
- L-ORNITHINE MONOCHLOROHYDRATE/ORNITHINE
- L-Ornithine monohydrochloride
- L-Ornithine, hydrochloride (1:1)
- ORNITHINE HCL
- Ornithine hydrochloride
- Ornithine L monochlorohydrate
- Ornithine monohydrochloride
- Ornithine, monohydrochloride, L-
Frequently asked questions
What is L-Ornithine hydrochloride used for?
It is primarily used in biochemical research and as a supplement in amino acid metabolism studies.
What is the chemical formula and molecular weight of L-Ornithine hydrochloride?
The formula is C5H12N2O2 · HCl with a molecular weight of 168.62 g/mol.
How should L-Ornithine hydrochloride be stored?
Store at ambient temperature, protected from moisture and light.
What grade is available for L-Ornithine hydrochloride?
Available in research grade; please contact us for specific applications or higher grades.
Can Molekula supply L-Ornithine hydrochloride in bulk?
Yes, we can supply bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of L-Ornithine hydrochloride?
Each order includes a Certificate of Analysis (CoA); additional documentation such as SDS is available upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.