左乙拉西坦

Name: 左乙拉西坦
Brand: 济南圣和化工有限公司

CAS 102767-28-2C8H14N2O2MW 170.21

济南圣和化工主营供应左乙拉西坦（CAS 102767-28-2），归类于医药原料，分子式 C8H14N2O2，分子量 170.21。我们面向国内化工贸易与生产企业提供稳定的现货供应，报价响应快，支持对公转账并可开具增值税发票。

产品概览

CAS号	102767-28-2
分子式	C8H14N2O2
分子量	170.21
熔点	115-119C
LogP	-0.6
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	医药原料；医药中间体及原料药
类别	医药原料\|医药中间体及原料药

应用领域

医药原料；医药中间体及原料药

左乙拉西坦的核心用途是医药原料，同时在医药中间体及原料药等方向也有成熟应用。不同用途对纯度与杂质指标的要求不同，建议在采购前与我们的技术团队确认规格细节。

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

供货能力：左乙拉西坦备有现货，包装形式为按订单/批次确认(不公开发布)。我们支持对公转账并开具增值税发票，山东省内可安排快速配送，省外按物流时效发货，具体请联系 info@591daili.com。

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 2,000+ 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

左乙拉西坦的 CAS 号是多少？

左乙拉西坦的 CAS 号为 102767-28-2。

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。

左乙拉西坦有什么用途？

主要应用于医药原料；医药中间体及原料药。

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

Levetiracetam · CAS 102767-28-2 · C8H14N2O2. UNII 44YRR34555. Melting Point: 115-119C; Melting Point: 117 °C; Solubility: 104g/100mL.

Identification

CAS Registry Number	102767-28-2
PubChem CID	5284583
Molecular formula	C8H14N2O2
IUPAC name	(2S)-2-(2-oxopyrrolidin-1-yl)butanamide
UNII (FDA)	44YRR34555

Computed Descriptors

Molecular Weight	170.21
XLogP3	-0.3
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	3
Exact Mass	170.105527694
Monoisotopic Mass	170.105527694
Topological Polar Surface Area	63.4
Heavy Atom Count	12
Formal Charge	0

Physical & Chemical Properties

Melting Point	115-119C
Melting Point	117 °C
Solubility	104g/100mL
Vapor Pressure	3.5X10-6 mm Hg at 25 °C
LogP	-0.6
LogP	-0.65

Physical description & handling notes

Crystals from ethyl acetate
White to off-white crystalline powder
Faint
Bitter
Very soluble in water (104.0 g/100 mL). It is freely soluble in chloroform (65.3 g/100 mL) and in methanol (53.6 g/mL), soluble in ethanol (16.5 g/mL), sparingly soluble in acetonitrile (5.7 g/100 mL) and practically insoluble in n-hexane. (Solubility limits are expressed as g/100 mL solvent)
Specific optical rotation: -90 deg at 25 °C/D (c = 1 in acetone)

Regulatory Status

GHS notification summary	1.7% (2 / 119)

GHS Hazard Classification

GHS notification summary	1.7% (2 / 119)
Reported hazard statements	H302 (89.1%), H319 (89.1%)

This chemical does not meet GHS hazard criteria for 1.7% (2 of 119) of reports.

H302 (89.1%): Harmful if swallowed [Warning Acute toxicity, oral]

Documented Uses

Use (kg) in Switzerland (2009): >2500
Use (kg; approx.) in Germany (2009): >50000
Use (kg; exact) in Germany (2009): 53353
Consumption (g per capita) in Switzerland (2009): 0.32
Consumption (g per capita; approx.) in Germany (2009): 0.61
Consumption (g per capita; exact) in Germany (2009): 0.65

Synonyms

Levetiracetam; 102767-28-2; Keppra; (2S)-2-(2-oxopyrrolidin-1-yl)butanamide; Keppra XR; Spritam; UCB-L 059; ucb L059; matever; Levetiracetame; Levetiracetamum; Levetiracetam teva; UCB-L059; Elepsia; (S)-alpha-Ethyl-2-oxo-1-pyrrolidineacetamide; Levetiracetam sun

Frequently Asked Questions

What are the CAS number and molecular formula of Levetiracetam?

CAS 102767-28-2; molecular formula C8H14N2O2; molecular weight — g/mol.

What other names is Levetiracetam known by?

Levetiracetam, 102767-28-2, Keppra, (2S)-2-(2-oxopyrrolidin-1-yl)butanamide, Keppra XR, Spritam.

Is Levetiracetam classified as hazardous?

1.7% of GHS notifications report no hazard classification (2 of 119).

What are the key physical properties of Levetiracetam?

Melting Point: 115-119C; Melting Point: 117 °C; Solubility: 104g/100mL; Vapor Pressure: 3.5X10-6 mm Hg at 25 °C.

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.