110175

All Photos(2)

三缩四乙二醇

99%

All Photos(2)

Synonym(s):

双[2-(2-羟基乙氧基)乙基]醚, 四(乙二醇), 四甘醇

Linear Formula:

HO(CH₂CH₂O)₃CH₂CH₂OH

CAS Number:

112-60-7

Molecular Weight:

194.23

Beilstein:

1634320

EC 号:

203-989-9

MDL编号:

MFCD00002879

eCl@ss:

39020714

PubChem化学物质编号:

24846965

NACRES:

NA.23

蒸汽密度

6.7 (vs air)

质量水平

200

蒸汽压

<0.01 mmHg

测定

99%

分子量

average M_n 200

折射率

n20/D 1.459 (lit.)

bp

314 °C (lit.)

mp

−5.6 °C (lit.)

密度

1.125 g/mL at 25 °C (lit.)

Ω端

hydroxyl

α端

hydroxyl

SMILES string

OCCOCCOCCOCCO

InChI

1S/C8H18O5/c9-1-3-11-5-7-13-8-6-12-4-2-10/h9-10H,1-8H2

InChI key

UWHCKJMYHZGTIT-UHFFFAOYSA-N

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Related Categories

Polyethylene Glycol (PEGs and PEOs)

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1 of 4

This Item	335754	259268	187593
Sigma-Aldrich 110175 三缩四乙二醇	Sigma-Aldrich 335754 五甘醇	Sigma-Aldrich 259268 六甘醇	Sigma-Aldrich 187593 三丙二醇
assay 99%	assay 98%	assay 97%	assay 97%
mol wt average M_n 200	mol wt average M_n 250	mol wt average M_n 300	mol wt -
mp −5.6 °C (lit.)	mp -	mp 5-7 °C (lit.)	mp -
density 1.125 g/mL at 25 °C (lit.)	density 1.126 g/mL at 25 °C (lit.)	density 1.127 g/mL at 25 °C (lit.)	density 1.021 g/mL at 25 °C (lit.)
Ω-end hydroxyl	Ω-end hydroxyl	Ω-end hydroxyl	Ω-end -
α-end hydroxyl	α-end hydroxyl	α-end hydroxyl	α-end -

一般描述

四-乙二醇(TEG)是聚乙二醇的一种低聚物，是一种透明、无色、无味、低挥发性、易吸湿的液体，可溶于乙醇，极易溶于水。

应用

用于合成四甘醇甲基丙烯酸酯单体。

TEG辉光放电等离子体沉积使表面抵抗蛋白质吸附和细胞附着。

注意

不要与三缩四乙二醇混淆，它有时也称为四甘醇。

储存分类代码

10 - Combustible liquids

WGK

WGK 2

闪点(F)

359.6 °F - closed cup

闪点(C)

182 °C - closed cup

个人防护装备

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

三缩四乙二醇

99%

Properties