2-羟乙基纤维素(HEC)

CAS: 9004-62-0 货号: H434474 EC号: 618-387-5
有货
级别和纯度: average Mv ~90,000
储存条件
室温
★
规格
库存
价格
数量
50g
H434474-50g
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¥259.90
250g
H434474-250g
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¥800.90
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为什么选择此级别

,适用于对基线干扰要求严格的色谱和分析工作流程。

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储存与运输

室温。 。请查阅批次 COA 获取详细规格。

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质量文档

SDS、COA、产品数据表及规格说明书均可下载。可通过批号查询获取批次 COA。

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文献证明

在色谱分析、有机合成和交叉偶联反应领域已被 211 篇同行评审文献引用。

概述

2-羟乙基纤维素(HEC)是一种水溶性生物聚合物,主要用作增稠剂和粘合剂。具有保水性能和良好的成膜能力,用于保护性覆盖物。 非离子型水溶性聚合物。水溶液为假塑性的。易于分散,不会结块。


应用

增稠剂、保护胶体、粘合剂、稳定剂和悬浮剂。

2-Hydroxyethyl cellulose (HEC) is a water soluble biopolymer that is majorly used as a thickener and an adhesive. It has water retention properties and good film forming ability for protective covering. Non-ionic water soluble polymer. Aqueous solutions are pseudoplastic. Readily disperses without lumping.


Application

Thickener, protective colloid, binder, stabilizer and suspending agent.

规格

英文别名
H11622 | Hydroxyethyl-cellulose | 2-Hydroxyethyl cellulose | DTXSID60873934 | 2-O-(2-Hydroxyethyl)-4-O-methylhexopyranosyl-(1->4)-[4-O-methylhexopyranosyl-(1->6)]hexopyranosyl-(1->5)-2,6-anhydro-1-deoxyheptitol | FT-0627136 | SCHEMBL23306563 | 5-[6-[[3,4-
规格或纯度
average Mv ~90,000
英文名称
2-Hydroxyethyl cellulose
储存条件
室温
名称和识别符
PubChem SID
EC号
618-387-5
分子类型
聚合物
IUPAC Name
5-[6-[[3,4-dihydroxy-6-(hydroxymethyl)-5-methoxyoxan-2-yl]oxymethyl]-3,4-dihydroxy-5-[4-hydroxy-3-(2-hydroxyethoxy)-6-(hydroxymethyl)-5-methoxyoxan-2-yl]oxyoxan-2-yl]oxy-6-(hydroxymethyl)-2-methyloxane-3,4-diol
INCHI
1S/C29H52O21/c1-10-15(34)16(35)24(13(8-33)45-10)49-28-20(39)18(37)25(50-29-26(43-5-4-30)21(40)23(42-3)12(7-32)47-29)14(48-28)9-44-27-19(38)17(36)22(41-2)11(6-31)46-27/h10-40H,4-9H2,1-3H3
InChi Key
CWSZBVAUYPTXTG-UHFFFAOYSA-N
Smiles
CC1C(C(C(C(O1)CO)OC2C(C(C(C(O2)COC3C(C(C(C(O3)CO)OC)O)O)OC4C(C(C(C(O4)CO)OC)O)OCCO)O)O)O)O
Isomeric SMILES
CC1C(C(C(C(O1)CO)OC2C(C(C(C(O2)COC3C(C(C(C(O3)CO)OC)O)O)OC4C(C(C(C(O4)CO)OC)O)OCCO)O)O)O)O
Reaxy-Rn
24866087
Reaxys-RN link address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=24866087&ln=

技术文档

📋 安全数据表 (SDS)

全面的危险、操作、储存及法规合规文件。

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✅ 分析证书 (COA)

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📊 产品数据表

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🔬 规格说明书

该级别的完整质量属性和验收标准。

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高级数据

系统学分类

分类树(Taxonomy Tree)

界(kingdom) 有机化合物
超类(Superclass) 有机氧化合物
类(Class) 有机氧化合物
亚类(Subclass) 碳水化合物和碳水化合物结合物
中间层级节点(Intermediate Tree Nodes) 暂无
直接上位类(Direct Parent) 寡糖
其他上位类(Alternative Parents) O-糖基化合物  氧烷  仲醇  氧环化合物  二烷基醚  缩醛  伯醇  碳氢化合物衍生物  
分子骨架(Molecular Framework) 脂肪族杂单环化合物
取代基(Substituents) 乙醛酸 - 羟基苯甲酸酯 - 脂肪族杂单环化合物 - 二烷基醚 - 乙醚 - 糖基化合物 - 烃衍生物 - O-羧基化合物 - 萜类化合物 - 有机杂环化合物 - 氧杂环 - 氧杂环丁烷 - 初级醇 - 醛基
描述(Description) 该化合物属于有机化合物中的寡糖类。这类碳水化合物由3至10个单糖单元通过糖苷键相互连接构成。
外部描述符(External Descriptors) 暂无
三维结构
交互式化学结构模型





化学和物理性质
密度
0.6g/mLat 25°C (lit.)
熔点
288-290°C
分子量
736.700 g/mol
XLogP3
-7.700
氢键供体数Hydrogen Bond Donor Count
11
氢键受体数Hydrogen Bond Acceptor Count
21
可旋转键计数Rotatable Bond Count
15
精确质量Exact Mass
736.3 Da
单同位素质量Monoisotopic Mass
736.3 Da
拓扑极表面积Topological Polar Surface Area
315.000 Ų
重原子数Heavy Atom Count
50
形式电荷Formal Charge
0
复杂度Complexity
999.000
同位素原子数Isotope Atom Count
0
定义的原子立体中心计数Defined Atom Stereocenter Count
0
未定义的原子立体中心计数Undefined Atom Stereocenter Count
20
定义的键立体中心计数Defined Bond Stereocenter Count
0
未定义的键立体中心计数Undefined Bond Stereocenter Count
0
所有立体化学键的总数The total count of all stereochemical bonds
0
共价键合单元计数Covalently-Bonded Unit Count
1
安全和危险性(GHS)
象形图
信号词
警告
危险声明

H315: 引起皮肤刺激

预防措施声明

P261: 避免吸入灰尘/烟雾/气体/雾/蒸汽/喷雾

P264: 处理后要彻底洗手。

P271: 仅在室外或通风良好的地方使用。

P280: 戴防护手套/穿防护服/戴防护眼罩/戴防护面具。

P302+P352: 如皮肤沾染:用水充分清洗。

P304+P340: 如误吸入:将人转移到空气新鲜处,保持呼吸舒适体位。

P305+P351+P338: 如进入眼睛:用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出,取出隐形眼镜。继续冲洗。

P362+P364: 脱掉沾污的衣服,清洗后方可重新使用。

P405: 密闭存放

P403+P233: 存放在通风良好的地方。保持容器密闭。

P501: 将内容物/容器处理到。。。

WGK Germany
1
RTECS
FJ5958000
Merck Index
4673
个人防护装备
Eyeshields,Gloves,type N95 (US),type P1 (EN143) respirator filter
质检证书(CoA,COO,BSE/TSE 和分析图谱)
C of A & Other Certificates(BSE/TSE, COO):
输入批号以搜索分析图谱:

通过匹配包装上的批号来查找并下载产品的 COA,每批产品都进行了严格的验证,您可放心使用!

找到9个结果

批号(Lot Number) 证书类型 货号
G2629091 分析证书 H434474
L2504355 分析证书 H434474
L2504356 分析证书 H434474
H2521576 分析证书 H434474
D2507542 分析证书 H434474
K2327064 分析证书 H434474
E2325841 分析证书 H434474
E2325904 分析证书 H434474
H2307949 分析证书 H434474
技术文档和文章
微晶纤维素(MCC)全面科普与选型指南:结构特点、关键性能指标与应用场景解析
Microcrystalline Cellulose (MCC): A Comprehensive Primer and Selection Guide—Structural Features, Key Performance Metrics, and Application Scenarios
亲水性聚合物的水相行为解析:水化机制、结构旋钮与任务导向选型导航(含表1–表3)
Understanding Hydrophilic Polymers in Aqueous Systems: Hydration Mechanisms, Structural Knobs, and Task-Oriented Selection Guide (Including Tables 1–3)
丙烯酸树脂在涂料中的应用与选型:建筑、工业及配套材料解析
Applications and Selection of Acrylic Resins in Coatings: Analysis of Architectural, Industrial, and Supporting Materials
涂料配方中的天然树脂:作用定位、结构-性能关系与选型验证
Natural Resins in Coating Formulations: Functional Positioning, Structure–Property Relationships, and Selection Validation
水性树脂技术解析:水性化形态、性能平衡与技术地图
Waterborne Resin Technology Explained: Waterborne Forms, Performance Balance, and a Technology Map
水性树脂应用指南:配方协同、问题排查与技术发展趋势
Waterborne Resin Application Guide: Formulation Synergy, Troubleshooting, and Technology Development Trends
为什么日化清洁配方常用 LABSA(磺酸):中和机理、去污作用与配方应用要点
Why LABSA (Sulfonic Acid) Is Commonly Used in Household Cleaning Formulations: Neutralization Mechanism, Detergency Action, and Formulation Application Points
从结构看性能:日化功能原料的调理、成膜、增稠与螯合应用
From Structure to Performance: Conditioning, Film-Forming, Thickening, and Chelating Applications of Functional Ingredients in Personal Care and Home Care
从结构到流变:卡波姆如何形成凝胶结构并实现增稠、悬浮与乳液辅助稳定?
From Structure to Rheology: How Carbomer Forms Gel Structures and Enables Thickening, Suspension, and Auxiliary Emulsion Stabilization
三乙醇胺与二乙醇胺有何不同:从分子结构看日化配方作用、应用差异与选用逻辑
What Is the Difference Between Triethanolamine and Diethanolamine: Understanding Their Formulation Functions, Application Differences, and Selection Logic from a Molecular-Structure Perspective
黄原胶在日化配方中的增稠、悬浮、辅助稳定与结团机制:从分子结构到工艺应用
Thickening, Suspension, Auxiliary Stabilization, and Agglomeration Mechanisms of Xanthan Gum in Personal Care Formulations: From Molecular Structure to Processing Applications
日化清洁配方中的分散剂、抗再沉积剂与抗垢材料:作用机制、选型逻辑与代表产品
Dispersants, Anti-Redeposition Agents, and Scale-Control Materials in Household Cleaning Formulations: Mechanisms of Action, Selection Logic, and Representative Products
日化清洁配方中的 AES(脂肪醇聚氧乙烯醚硫酸盐):结构、性能与低温流动性解析
AES (Fatty Alcohol Polyoxyethylene Ether Sulfate) in Personal and Home-Care Cleansing Formulations: An Analysis of Structure, Performance, and Low-Temperature Flowability
从结构看懂 CAPB:椰油酰胺丙基甜菜碱如何改善泡沫、提升温和性并辅助增稠?
Understanding CAPB from Its Structure: How Cocamidopropyl Betaine Improves Foam, Enhances Mildness, and Supports Thickening
从结构到流变:日化用纤维素醚的增稠、稳定与选型逻辑
From Structure to Rheology: Thickening, Stabilization, and Selection Logic of Cellulose Ethers for Personal Care Applications
强酸清洁体系如何选择增稠剂:增稠机制比较与脂肪胺乙氧基化物应用思路
How to Select Thickeners for Strongly Acidic Cleaning Systems: Comparison of Thickening Mechanisms and Application Considerations for Fatty Amine Ethoxylates
腻子用羟丙基甲基纤维素(HPMC)生产工艺解析:从大配比与小配比看取代结构和凝胶温度差异
Analysis of the Production Process of Hydroxypropyl Methylcellulose (HPMC) for Putty: Understanding Differences in Substitution Structure and Gelation Temperature from High-Ratio and Low-Ratio Formulations
夏季日化产品为什么容易返稀?核心机理、排查方法与解决思路
Why Are Daily Chemical Products Prone to Viscosity Thinning in Summer? Core Mechanisms, Troubleshooting Methods, and Solutions
腻子中常用纤维素醚的类型、作用机理、质量指标与选择应用
Types, Mechanisms of Action, Key Quality Indicators, and Selection and Application of Common Cellulose Ethers in Wall Putty
中性腻子起泡影响因素及控制思路:基于HPMC用量、粘度与重钙细度的实验分析
Influencing Factors and Control Strategies for Blistering in Neutral Wall Putty: An Experimental Analysis Based on HPMC Dosage, Viscosity, and Ground Calcium Carbonate Fineness
中性腻子胶结/凝胶材料怎么选?4组应用小试看预糊化淀粉、PVA与乳胶粉的性能差异
How to Select Binding/Gel Materials for Neutral Wall Putty? A Comparison of Pregelatinized Starch, PVA, and Redispersible Polymer Powder Based on Four Application Trials
耐水腻子打磨脱层的原因与机理分析
Causes and Mechanism Analysis of Delamination During Sanding of Water-Resistant Putty
聚乙烯醇1788、2488、2699有什么区别?从聚合度和醇解度看施工性、粘结强度与相对耐水性
What Are the Differences Between Polyvinyl Alcohol 1788, 2488, and 2699? Understanding Workability, Bonding Strength, and Relative Water Resistance from the Perspective of Degree of Polymerization and Degree of Hydrolysis
夏季高温条件下中性腻子常见问题及配方调整思路
Common Problems and Formulation Adjustment Strategies for Neutral Putty Under High Summer Temperatures
中性腻子配方中木薯与玉米来源预糊化淀粉的区别及应用选择
Differences and Application Selection of Cassava- and Corn-Based Pregelatinized Starch in Neutral Putty Formulations
中性腻子中膨润土的作用、选型、开裂风险分析与添加量控制
The Role, Selection, Cracking Risk Analysis, and Dosage Control of Bentonite in Neutral Putty
日化清洁配方中的分散剂、抗再沉积剂与抗垢材料:作用机制、选型逻辑与代表产品
Dispersants, Anti-Redeposition Agents, and Scale-Control Materials in Household Cleaning Formulations: Mechanisms of Action, Selection Logic, and Representative Products
羧甲基纤维素(CMC)溶液在酶学检测、混悬体系与功能材料中的实验应用
Experimental Applications of Carboxymethyl Cellulose (CMC) Solution in Enzyme Assays, Suspension Systems, and Functional Materials
烟酰胺提亮机制与配方设计:黑素小体转移、pH调控与复配策略
Niacinamide Brightening Mechanisms and Formulation Design: Melanosome Transfer, pH Regulation, and Combination Strategies
此产品的引用文献
溶液计算器