Merck
All Photos(2)

H26456

Sigma-Aldrich

二乙二醇

ReagentPlus®, 99%

Synonym(s):
2,2′-氧代二乙醇, 2-羟基乙基醚, 二(羟乙基)醚, 二甘醇
Linear Formula:
(HOCH2CH2)2O
CAS Number:
Molecular Weight:
106.12
Beilstein:
969209
EC 号:
MDL编号:
PubChem化学物质编号:

蒸汽密度

2.14 (vs air)

质量水平

蒸汽压

0.01 mmHg ( 20 °C)

描述

non-ionic

产品线

ReagentPlus®

测定

99%

形式

liquid
viscous liquid

自燃温度

442 °F

expl. lim.

2-12.3 %

折射率

n20/D 1.447 (lit.)

pH值(酸碱度)

5.0-8 (20 °C, 500 g/L)

bp

245 °C (lit.)

mp

−10 °C (lit.)

密度

1.118 g/mL at 25 °C (lit.)

SMILES string

OCCOCCO

InChI

1S/C4H10O3/c5-1-3-7-4-2-6/h5-6H,1-4H2

InChI key

MTHSVFCYNBDYFN-UHFFFAOYSA-N

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This Item
931710312832160
Diethylene glycol ReagentPlus®, 99%

Sigma-Aldrich

H26456

二乙二醇

Diethylene glycol BioUltra, ≥99.0% (GC)

Sigma-Aldrich

93171

二乙二醇

Diethylene glycol analytical standard

Supelco

03128

二乙二醇

Diethylene glycol puriss. p.a., ≥99.0% (GC), colorless

Sigma-Aldrich

32160

二乙二醇

description

non-ionic

description

non-ionic

description

non-ionic

description

non-ionic

product line

ReagentPlus®

product line

BioUltra

product line

-

product line

-

assay

99%

assay

≥99.0% (GC)

assay

≥99.5% (GC)

assay

≥99.0% (GC)

form

liquid, viscous liquid

form

liquid, viscous liquid

form

viscous liquid (clear)

form

viscous liquid (clear)

mp

−10 °C (lit.)

mp

−10 °C (lit.)

mp

−10 °C (lit.)

mp

−10 °C (lit.)

density

1.118 g/mL at 25 °C (lit.)

density

1.118 g/mL at 25 °C (lit.)

density

1.115-1.117 g/mL at 20 °C, 1.118 g/mL at 25 °C (lit.)

density

1.116 g/mL at 20 °C, 1.118 g/mL at 25 °C (lit.)

一般描述

二乙二醇(DEG)在聚(对苯二甲酸乙二醇酯)(PET)的合成过程中可用作共聚单体。在用硝酸处理时,其会发生氧化。已对其毒性进行了评估。DEG的臭氧化和改性Fenton氧化已有研究。

应用

二乙二醇可用于制备双(2,2′:6′,2″-吡啶-4′-基)二甘醇,可作为制备水溶性配位聚合物的前体。

法律信息

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Acute Tox. 4 Oral

储存分类代码

10 - Combustible liquids

WGK

WGK 1

闪点(F)

280.4 °F - closed cup

闪点(C)

138 °C - closed cup

个人防护装备

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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).

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