L-Ornithine (CAS 70-26-8) — formula C5H12N2O2, molecular weight 132.16; category fine chemicals.
L-Ornithine (CAS 70-26-8) is a chemical raw material in the fine chemicals category. Its molecular formula C5H12N2O2 comprises 5 C, 12 H, 2 N, 2 O atoms. Its molecular weight is about 132.16. Reported physicochemical data: melting point around 140, LogP about -4.22. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 70-26-8 |
|---|---|
| Molecular Formula | C5H12N2O2 |
| Molecular Weight | 132.16 |
| Melting Point | 140 |
| LogP | -4.22 |
| Applications | A non-essential amino acid, Has been used in the treatment of hyperammonemia, Use (kg, approx.) in Germany (2009): >25000, Consumption (g per capita, approx.) in Germany (2009): 0.305 |
| Category | Fine Chemicals|Feed Additives |
Documented applications: A non-essential amino acid, Has been used in the treatment of hyperammonemia, Use (kg, approx.) in Germany (2009): >25000, Consumption (g per capita, approx.) in Germany (2009): 0.305.
L-Ornithine is a high-value fine compound with CAS registry number 70-26-8 and molecular formula C5H12N2O2 (molecular weight 132.16), belonging to the fine chemicals segment of chemical raw materials.
CAS number: 70-26-8
Its molecular formula C5H12N2O2 comprises 5 C, 12 H, 2 N, 2 O atoms.
Also known as: L-Ornithine · L-鸟氨酸
Category: fine chemicals / food and feed additives
The CAS registry number of L-Ornithine is 70-26-8.
Molecular formula C5H12N2O2, molecular weight 132.16.
It is also registered under: L-Ornithine, L-鸟氨酸.
Recorded applications: A non-essential amino acid, Has been used in the treatment of hyperammonemia, Use (kg, approx.) in Germany (2009): >25000, Consumption (g per capita, approx.) in Germany (2009): 0.305.
Category: Fine Chemicals / Feed Additives.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for L-Ornithine (CAS 70-26-8), compiled from public chemistry databases.
| CAS Registry Number | 70-26-8 |
|---|---|
| PubChem CID | 6262 |
| Molecular formula | C5H12N2O2 |
| IUPAC name | (2S)-2,5-diaminopentanoic acid |
| UNII (FDA) | E524N2IXA3 |
| Molecular Weight | 132.16 |
|---|---|
| XLogP3 | -4.4 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 4 |
| Exact Mass | 132.089877630 |
| Monoisotopic Mass | 132.089877630 |
| Topological Polar Surface Area | 89.3 |
| Heavy Atom Count | 9 |
| Melting Point | 140 |
|---|---|
| Melting Point | 140 °C |
| Solubility | 620 mg/mL |
| LogP | -4.22 |
| Dissociation Constants | 1.94 (at 25 °C) |
L-ornithine; ornithine; 70-26-8; (S)-2,5-Diaminopentanoic acid; (S)-Ornithine; (S)-2,5-diaminovaleric acid; (2S)-2,5-diaminopentanoic acid; (S)-alpha,delta-Diaminovaleric acid; Ornitina; (+)-S-Ornithine; Ornithinum; (S)-2,5-Diaminopentanoate; L-(-)-Ornithine; NSC-758894; E524N2IXA3; CHEBI:15729
| Regulatory & Food Contact | CIR / INCI: Skin conditioning |
|---|---|
| GHS notification summary | 100% (6 / 6) |
| GHS notification summary | 100% (6 / 6) |
|---|
This chemical does not meet GHS hazard criteria for 100% (6 of 6) of all reports.
Reported as not meeting GHS hazard criteria by 6 of 6 companies. For more detailed information, please visit ECHA C&L website.
L-Ornithine · CAS 70-26-8 · C5H12N2O2. UNII E524N2IXA3. Melting Point: 140; Melting Point: 140 °C; Solubility: 620 mg/mL.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: L-鸟氨酸