L-鸟氨酸

Name: L-鸟氨酸
Brand: 济南圣和化工有限公司

CAS 70-26-8C5H12N2O2MW 132.16

L-鸟氨酸，CAS 登记号 70-26-8，由济南圣和化工有限公司现货供应，可提供纯度按批次COA提供(不公开发布) 的规格，下游主要用于精细化学品；饲料添加剂。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。

规格参数

CAS号70-26-8

分子式C5H12N2O2

分子量132.16

熔点140

LogP-4.22

纯度按批次COA提供(不公开发布)

包装按订单/批次确认(不公开发布)

应用领域精细化学品；饲料添加剂

类别精细化学品|饲料添加剂

用途与场景

精细化学品；饲料添加剂

包装与供货

包装规格按订单/批次确认(不公开发布)

纯度规格按批次COA提供(不公开发布)

储存条件密封、阴凉干燥处保存

供货周期现货/按订单安排

文件与支持

每批随货提供 COA；可按需提供 MSDS 及技术文件。邮件注明产品名称与 CAS 号，一个工作日内回复报价。

常见问题

在哪里能查到 L-鸟氨酸的 CAS 号？

本页已列出 L-鸟氨酸的 CAS 号：70-26-8，可与随货 COA 核对。

可以提供哪些规格和包装？

常见纯度为按批次COA提供(不公开发布)，包装形式为按订单/批次确认(不公开发布)，特殊规格可在询价时说明。

L-鸟氨酸一般用在什么产品里？

主要涉及精细化学品；饲料添加剂。

下单流程是怎样的？

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PubChem 公开数据

Description

L-Ornithine · CAS 70-26-8 · C5H12N2O2. UNII E524N2IXA3. Melting Point: 140; Melting Point: 140 °C; Solubility: 620 mg/mL.

Identification

CAS Registry Number	70-26-8
PubChem CID	6262
Molecular formula	C5H12N2O2
IUPAC name	(2S)-2,5-diaminopentanoic acid
UNII (FDA)	E524N2IXA3

Computed Descriptors

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
Formal Charge	0

Physical & Chemical Properties

Melting Point	140
Melting Point	140 °C
Solubility	620 mg/mL
LogP	-4.22
Dissociation Constants	1.94 (at 25 °C)

Physical description & handling notes

Colorless solid; [Merck Index]
Solid
Appreciable
127.7 Å² [M+H]+ [CCS Type: DT; Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]
129.79 Å² [M+H]+ [CCS Type: DT; Method: stepped-field]
136.8 Å² [M-H]- [CCS Type: DT; Method: stepped-field]

Regulatory Status

Regulatory & Food Contact	CIR / INCI: Skin conditioning
GHS notification summary	100% (6 / 6)

GHS Hazard Classification

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.

Documented Uses

A non-essential amino acid; Has been used in the treatment of hyperammonemia; [Merck Index]
Use (kg; approx.) in Germany (2009): >25000
Consumption (g per capita; approx.) in Germany (2009): 0.305
Used for nutritional supplementation, also for treating dietary shortage or imbalance. It has been claimed that ornithine improves athletic performance, has anabolic effects, has wound-healing effects, and is immuno-enhancing.
Absorbed from the small intestine via a sodium-dependent active transport process
Ornithine undergoes extensive metabolism in the liver to L-arginine, polyamines, and proline, and several other metabolites.

Synonyms

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

Frequently Asked Questions

What are the CAS number and molecular formula of L-Ornithine?

CAS 70-26-8; molecular formula C5H12N2O2; molecular weight — g/mol.

What other names is L-Ornithine known by?

L-ornithine, ornithine, 70-26-8, (S)-2,5-Diaminopentanoic acid, (S)-Ornithine, (S)-2,5-diaminovaleric acid.

What is the regulatory status of L-Ornithine?

Documented regulatory listings: CIR / INCI: Skin conditioning.

Is L-Ornithine classified as hazardous?

100% of GHS notifications report no hazard classification (6 of 6).

What are the key physical properties of L-Ornithine?

Melting Point: 140; Melting Point: 140 °C; Solubility: 620 mg/mL; LogP: -4.22.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

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