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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®
方案
99%
表单
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)
沸点
245 °C (lit.)
mp
−10 °C (lit.)
密度
1.118 g/mL at 25 °C (lit.)
官能团
ether
hydroxyl
SMILES字符串
OCCOCCO
InChI
1S/C4H10O3/c5-1-3-7-4-2-6/h5-6H,1-4H2
InChI key
MTHSVFCYNBDYFN-UHFFFAOYSA-N
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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 Merck KGaA, Darmstadt, Germany
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
Diethylene glycol poisoning.
Schep LJ, et al.
Clinical Toxicology, 47(6), 525-535 (2009)
Metallo-supramolecular diethylene glycol: water-soluble reversible polymers.
Schmatloch S, et al.
Macromolecular Rapid Communications, 23(16), 957-961 (2002)
Oxidation of diethylene glycol with nitric acid.
Svetlakov NV, et al.
Russ. J. Org. Chem., 38(5), 753-753 (2002)
Degradation mechanism of diethylene glycol units in a terephthalate polymer.
Lecomte HA and Liggat. JJ.
Polymer Degradation and Stability, 91(4), 681-689 (2006)
Tuba Turan-Ertas et al.
Chemosphere, 47(3), 293-301 (2002-05-09)
This paper describes a study of oxidation of diethylene glycol (DEG) by ozone and modified Fenton process (hydrogen peroxide and ferric salt mixture) in aqueous solution. Both oxidation processes were able to oxidize relatively high concentrations of DEG effectively. DEG
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