十八烷

Name: 十八烷
Brand: 济南圣和化工有限公司

CAS 593-45-3C18H38MW 254.5

十八烷（CAS 593-45-3）属有机化学品类产品，分子式 C18H38，分子量 254.5。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	593-45-3
分子式	C18H38
分子量	254.5
熔点	82.9 °F (NTP, 1992)
沸点	601 °F at 760 mmHg (NTP, 1992)
LogP	9.3
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

采购提示：本产品按按订单/批次确认(不公开发布)起订发货，收到货物后请先核对包装完好性再行入库。储存条件为阴凉干燥、密封保存；如需 MSDS 或运输说明，可在询价时一并索取。

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，精选产品齐全，覆盖有机化学品、无机化学品、食品添加剂、医药中间体等多个大类。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

十八烷的 CAS 号是多少？

十八烷的 CAS 号为 593-45-3。

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。

十八烷有什么用途？

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

Octadecane · CAS 593-45-3 · C18H38. UNII N102P6HAIU. Boiling Point: 601 °F at 760 mmHg (NTP, 1992); Boiling Point: 316 °C; Boiling Point: 316.00 to 317.00 °C. @ 760.00 mm Hg.

Identification

CAS Registry Number	593-45-3
PubChem CID	11635
Molecular formula	C18H38
IUPAC name	octadecane
UNII (FDA)	N102P6HAIU

Computed Descriptors

Molecular Weight	254.5
XLogP3	9.3
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	0
Rotatable Bond Count	15
Exact Mass	254.297351212
Monoisotopic Mass	254.297351212
Topological Polar Surface Area	0
Heavy Atom Count	18
Formal Charge	0

Physical & Chemical Properties

Boiling Point	601 °F at 760 mmHg (NTP, 1992)
Boiling Point	316 °C
Boiling Point	316.00 to 317.00 °C. @ 760.00 mm Hg
Boiling Point	316.3 °C @760 [mm Hg]
Melting Point	82.9 °F (NTP, 1992)
Melting Point	[CAMEO] 82 °F
Melting Point	28.17 °C
Melting Point	28 °C
Flash Point	212 °F (NTP, 1992)
Flash Point	166 °C (331 °F) - closed cup

Physical description & handling notes

N-octadecane is a colorless liquid. (NTP, 1992)
Liquid; Dry Powder; Other Solid
Clear liquid; [CAMEO] White, low melting solid; [MSDSonline]
Solid
Needles from alcohol, ether-methanol
Colorless liquid

Regulatory Status

Regulatory & Food Contact	CIR / INCI: Skin conditioning; Solvent; Emollient
GHS notification summary	9.9% (163 / 1644)

GHS Hazard Classification

GHS notification summary	9.9% (163 / 1644)
Reported hazard statements	H304 (89.7%)

This chemical does not meet GHS hazard criteria for 9.9% (163 of 1644) of reports.

H304 (89.7%): May be fatal if swallowed and enters airways [Danger Aspiration hazard]

Documented Uses

Used as a solvent and in organic synthesis; [Hawley]
Octadecane is used as a solvent, in organic synthesis, and as a calibration standard.
They are used mainly in applications for which isoalkanes are not acceptable for biological reasons, e.g., the production of detergents or proteins. /Higher n-Alkanes/
Solid n-alkanes (paraffin waxes) are used in a variety of applications, e.g., ... oxidation, and chlorination reactions. /Higher n-Alkanes/
Cosmetics -> Skin conditioning; Solvent; Emollient
Not Known or Reasonably Ascertainable

Synonyms

OCTADECANE; n-Octadecane; 593-45-3; N102P6HAIU; DTXSID9047172; NSC-4201; DTXCID7027172; CHEBI:32926; RefChem:6081; octadecane, 14C-labeled cpd; 209-790-3; Octadecan; Octadecane, n-; TS Paraffin TS 8; Octadecane, 99%; NSC 4201

Frequently Asked Questions

What are the CAS number and molecular formula of Octadecane?

CAS 593-45-3; molecular formula C18H38; molecular weight — g/mol.

What other names is Octadecane known by?

OCTADECANE, n-Octadecane, 593-45-3, N102P6HAIU, DTXSID9047172, NSC-4201.

What is the regulatory status of Octadecane?

Documented regulatory listings: CIR / INCI: Skin conditioning; Solvent; Emollient.

Is Octadecane classified as hazardous?

9.9% of GHS notifications report no hazard classification (163 of 1644).

What are the key physical properties of Octadecane?

Boiling Point: 601 °F at 760 mmHg (NTP, 1992); Boiling Point: 316 °C; Boiling Point: 316.00 to 317.00 °C. @ 760.00 mm Hg; Boiling Point: 316.3 °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.

十八烷