正十一烷

Name: 正十一烷
Brand: 济南圣和化工有限公司

CAS 1120-21-4C11H24MW 156.31

正十一烷（CAS 1120-21-4）属有机化学品类产品，分子式 C11H24，分子量 156.31。济南圣和化工有限公司常年现货供应该产品，常规纯度按批次COA提供(不公开发布)，可按客户需求安排分装包装，欢迎邮件或来电询价。

产品概览

CAS号	1120-21-4
分子式	C11H24
分子量	156.31
熔点	-14.1 °F (NTP, 1992)
沸点	384.6 °F at 760 mmHg (NTP, 1992)
LogP	5.6
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	有机化学品
类别	有机化学品

应用领域

有机化学品

该产品的下游应用集中在有机化学品。不同客户工艺差异较大，我们支持按需提供样品与小批量试用。

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：正十一烷常规包装为按订单/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

正十一烷的 CAS 号是多少？

正十一烷的 CAS 号为 1120-21-4。

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。

正十一烷有什么用途？

主要应用于有机化学品。

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

n-Undecane · CAS 1120-21-4 · C11H24. UNII JV0QT00NUE. Boiling Point: 384.6 °F at 760 mmHg (NTP, 1992); Boiling Point: 195.9 °C; Boiling Point: 195.00 to 198.00 °C. @ 760.00 mm Hg.

Identification

CAS Registry Number	1120-21-4
PubChem CID	14257
Molecular formula	C11H24
IUPAC name	undecane
UNII (FDA)	JV0QT00NUE

Computed Descriptors

Molecular Weight	156.31
XLogP3	5.6
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	0
Rotatable Bond Count	8
Exact Mass	156.187800766
Monoisotopic Mass	156.187800766
Topological Polar Surface Area	0
Heavy Atom Count	11
Formal Charge	0

Physical & Chemical Properties

Boiling Point	384.6 °F at 760 mmHg (NTP, 1992)
Boiling Point	195.9 °C
Boiling Point	195.00 to 198.00 °C. @ 760.00 mm Hg
Boiling Point	195.6 °C @760 [mm Hg]
Melting Point	-14.1 °F (NTP, 1992)
Melting Point	-25.54 °C
Melting Point	-26.00 °C. @ 760.00 mm Hg
Melting Point	-25.75 °C
Flash Point	149 °F (NFPA, 2010)
Flash Point	300 °F

Physical description & handling notes

Undecane appears as a colorless liquid. Insoluble in water and less dense than water. Used to make other chemicals.
Liquid
Clear liquid; [CAMEO]
Colorless liquid
Faint odor
boiling point equals 385 °F

Regulatory Status

GHS notification summary	0.8% (4 / 486)

GHS Hazard Classification

GHS notification summary	0.8% (4 / 486)
Reported hazard statements	H304 (99%), H226, H335, H227

This chemical does not meet GHS hazard criteria for 0.8% (4 of 486) of reports.

H304 (99%): May be fatal if swallowed and enters airways [Danger Aspiration hazard]

Documented Uses

Undecane is a component of gasoline. Used in organic synthesis and as a solvent for inks and as a degreaser; [HSDB]
Metal Degreasing [Category: Clean]
Silk-Screen Printing [Category: Other]
Petroleum research, organic synthesis, distillation chaser.
Chemical intermediate for chlorinated paraffins (C10-C30 n-paraffins), linear alkylbenzenes (C10-C14 n-paraffins), primary detergent alcohols-C11-C14 paraffins; feedstock for citric acid production by fermentation (as mixture); solvent, especially for printing inks and degreasing applications; chemical intermediate for linear secondary alcohols (former use); chemical intermediate, e.g., for random internal olefins and sulfonates.
Not Known or Reasonably Ascertainable

Synonyms

Undecane; N-UNDECANE; 1120-21-4; Hendecane; DTXSID9021689; JV0QT00NUE; NSC-66159; DTXCID301689; CHEBI:46342; RefChem:6337; 214-300-6; MFCD00008959; n-Hendecane; Decane, methyl-; Undecane, >=99%; n-Undecane; Hendecane

Frequently Asked Questions

What are the CAS number and molecular formula of n-Undecane?

CAS 1120-21-4; molecular formula C11H24; molecular weight — g/mol.

What other names is n-Undecane known by?

Undecane, N-UNDECANE, 1120-21-4, Hendecane, DTXSID9021689, JV0QT00NUE.

Is n-Undecane classified as hazardous?

0.8% of GHS notifications report no hazard classification (4 of 486).

What are the key physical properties of n-Undecane?

Boiling Point: 384.6 °F at 760 mmHg (NTP, 1992); Boiling Point: 195.9 °C; Boiling Point: 195.00 to 198.00 °C. @ 760.00 mm Hg; Boiling Point: 195.6 °C @760 [mm Hg].

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.