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

本页收录 L-鸟氨酸，CAS 登记号为 70-26-8，分子式 C5H12N2O2，分子量 132.16，归类于精细化学品。作为主营产品之一，济南圣和化工有限公司可提供从公斤级到吨级的稳定供货，随货附 COA 与质检资料。

产品概览

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

应用领域

精细化学品；饲料添加剂

在下游生产中，精细化学品是 L-鸟氨酸最主要的应用场景；此外它还用于饲料添加剂。若您有特定工艺要求，可在询价时注明用途，我们会推荐匹配的纯度等级。

包装与储存

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

运输常规化工运输

样品可协商提供

交期现货/按订单安排

供应说明：L-鸟氨酸常规包装为按订单/批次确认(不公开发布)，储存时应密封置于阴凉干燥处，避免与氧化剂混放。济南圣和化工有限公司支持国内物流发货，大货交期与运费以订单确认为准。

质量与文件

每批产品随货提供 COA（分析证书）；可按需提供 MSDS/技术数据表及第三方检测报告。纯度与包装以批次 COA 及订单确认为准。

关于供应商

济南圣和化工有限公司位于山东济南，主营化工原料供应，精选产品 3,000+ 种，覆盖有机化学品、无机化学品、食品添加剂、医药中间体等 12 大分类。我们随货提供 COA 分析证书，一个工作日内回复报价，欢迎国内外采购方长期合作。

常见问题

L-鸟氨酸的 CAS 号是多少？

L-鸟氨酸的 CAS 号为 70-26-8。

该产品的纯度和包装规格是什么？

常规纯度规格为按批次COA提供(不公开发布)，包装为按订单/批次确认(不公开发布)，随货提供 COA。

L-鸟氨酸有什么用途？

主要应用于精细化学品；饲料添加剂。

如何购买或获取报价？

请发送邮件至 info@591daili.com 或通过 WhatsApp 联系，注明产品名称、CAS 号与需求数量，一个工作日内回复报价。供应商：济南圣和化工有限公司。

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.