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蒸汽密度
2.14 (vs air)
品質等級
蒸汽壓力
0.01 mmHg ( 20 °C)
描述
non-ionic
產品線
ReagentPlus®
化驗
99%
形狀
liquid
viscous liquid
自燃溫度
442 °F
expl. lim.
2-12.3 %
折射率
n20/D 1.447 (lit.)
pH值
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 字串
OCCOCCO
InChI
1S/C4H10O3/c5-1-3-7-4-2-6/h5-6H,1-4H2
InChI 密鑰
MTHSVFCYNBDYFN-UHFFFAOYSA-N
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一般說明
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。
應用
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。
法律資訊
ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany
訊號詞
Warning
危險聲明
危險分類
Acute Tox. 4 Oral
儲存類別代碼
10 - Combustible liquids
水污染物質分類(WGK)
WGK 1
閃點(°F)
280.4 °F - closed cup
閃點(°C)
138 °C - closed cup
個人防護裝備
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
其他客户在看
Diethylene glycol poisoning.
Clinical Toxicology, 47(6), 525-535 (2009)
Degradation mechanism of diethylene glycol units in a terephthalate polymer.
Polymer Degradation and Stability, 91(4), 681-689 (2006)
Oxidation of diethylene glycol with nitric acid.
Russ. J. Org. Chem., 38(5), 753-753 (2002)
Metallo-supramolecular diethylene glycol: water-soluble reversible polymers.
Macromolecular Rapid Communications, 23(16), 957-961 (2002)
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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