硬脂酸异丁酯

Name: 硬脂酸异丁酯
Brand: 济南圣和化工有限公司

CAS 646-13-9C22H44O2MW 340.6

硬脂酸异丁酯（CAS 646-13-9）属有机化学品类产品，分子式 C22H44O2，分子量 340.6。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	646-13-9
分子式	C22H44O2
分子量	340.6
熔点	28.9 °C
沸点	223 °C @ 15 mm Hg
LogP	9.9
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

硬脂酸异丁酯在有机化学品领域使用广泛。采购前请确认纯度等级与包装形式，以批次 COA 为验收依据。

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 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

硬脂酸异丁酯的 CAS 号是多少？

硬脂酸异丁酯的 CAS 号为 646-13-9。

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。

硬脂酸异丁酯有什么用途？

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

isobutyl stearate · CAS 646-13-9 · C22H44O2. UNII V8DPR6HNX3. Boiling Point: 223 °C @ 15 mm Hg; Melting Point: 28.9 °C; Density: 0.8498 @ 20 °C.

Identification

CAS Registry Number	646-13-9
PubChem CID	12588
Molecular formula	C22H44O2
IUPAC name	2-methylpropyl octadecanoate
UNII (FDA)	V8DPR6HNX3

Computed Descriptors

Molecular Weight	340.6
XLogP3	9.9
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	19
Exact Mass	340.334130642
Monoisotopic Mass	340.334130642
Topological Polar Surface Area	26.3
Heavy Atom Count	24
Formal Charge	0

Physical & Chemical Properties

Boiling Point	223 °C @ 15 mm Hg
Melting Point	28.9 °C
Density	0.8498 @ 20 °C
Vapor Pressure	0.0000279 [mmHg]

Physical description & handling notes

Liquid
Waxy solid; mp = 20 deg C; [Hawley] mp = 28.9 deg C; [HSDB] Off-white liquid; [MSDSonline]
WAX
Paraffin-like, crystal substance @ low temp
Waxy, crystalline solid
Very sol in ether

Regulatory Status

Regulatory & Food Contact	EU Flavoring substances FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS Flavoring Agents CIR / INCI: Cosmetic ingredients (Isobutyl Stearate) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Emollient; Skin conditioning
GHS notification summary	92% (23 / 25)

GHS Hazard Classification

GHS notification summary	92% (23 / 25)

This chemical does not meet GHS hazard criteria for 92% (23 of 25) of all reports.

Reported as not meeting GHS hazard criteria by 23 of 25 companies (only 8% companies provided GHS information). For more detailed information, please visit ECHA C&L website.

Documented Uses

CIR ingredient: Isobutyl Stearate
Used in waterproof coatings, polishes, face creams, rouges, ointments, soaps, inks, and lubricants; Also used in rubber manufacturing and in dye solutions; [HSDB]
In waterproof coatings, polishes, face creams, rouges, ointments, soaps, rubber mfr, dye soln, inks, lubricants
Cosmetics, inks, coatings, polishes
Cosmetics -> Emollient; Skin conditioning
Fabricated Metal Product Manufacturing

Synonyms

ISOBUTYL STEARATE; 2-Methylpropyl octadecanoate; Octadecanoic acid, 2-methylpropyl ester; Stearic acid, isobutyl ester; isobutyl octadecanoate; HSDB 2177; UNII-V8DPR6HNX3; V8DPR6HNX3; Stearic acid isobutyl ester; Uniflex IBYS; Kessco IBS; EINECS 211-466-1; BRN 1792857; Kemester 5415; Emerest 2324; Stearic acid, 2-methylpropyl ester

Frequently Asked Questions

What are the CAS number and molecular formula of isobutyl stearate?

CAS 646-13-9; molecular formula C22H44O2; molecular weight — g/mol.

What other names is isobutyl stearate known by?

ISOBUTYL STEARATE, 2-Methylpropyl octadecanoate, Octadecanoic acid, 2-methylpropyl ester, Stearic acid, isobutyl ester, isobutyl octadecanoate, HSDB 2177.

What is the regulatory status of isobutyl stearate?

Documented regulatory listings: EU Flavoring substances; FDA Cumulative Estimated Daily Intake (CEDI): FCS; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS.

Is isobutyl stearate classified as hazardous?

92% of GHS notifications report no hazard classification (23 of 25).

What are the key physical properties of isobutyl stearate?

Boiling Point: 223 °C @ 15 mm Hg; Melting Point: 28.9 °C; Density: 0.8498 @ 20 °C; Vapor Pressure: 0.0000279 [mmHg].

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.