所有图片(3)

324558

Sigma-Aldrich

乙二醇

anhydrous, 99.8%

别名:
1,2-乙二醇
线性分子式:
HOCH2CH2OH
CAS号:
分子量:
62.07
Beilstein:
505945
EC 号:
MDL编号:
eCl@ss:
39020501
PubChem化学物质编号:
NACRES:
NA.21

质量水平

100

等级

anhydrous

蒸汽密度

2.1 (vs air)

蒸汽压

0.08 mmHg ( 20 °C)

测定

99.8%

形式

liquid

自燃温度

752 °F

expl. lim.

15.3 %

杂质

<0.003% water
<0.005% water (100 mL pkg)

折射率

n20/D 1.431 (lit.)

bp

195-198 °C

mp

−13 °C (lit.)

密度

1.113 g/mL at 25 °C (lit.)

SMILES string

OCCO

InChI

1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2

InChI key

LYCAIKOWRPUZTN-UHFFFAOYSA-N

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一般描述

乙二醇是防冻剂制品的主要成分。

应用

在硼酸三异丙酯存在情况下,乙二醇通过与手性1,2-氨基醇反应可用于制备螺硼酸酯。它还可以作为溶剂用于通过2,2′-联吡嗪与氯化钌(III)反应而进行的三(2,2′-联吡嗪基)氯化钌(II)制备。

包装

1, 6×1, 2 L in Sure/Seal™
100 mL in Sure/Seal™

其他说明

Scripps Center for Metabolomics(斯克里普斯代谢组学中心)独立生成的串联质谱数据,可以PDF格式查看或下载。 324558.pdf 经过测试的代谢物在Scripps Center for Metabolomics(斯克里普斯代谢组学中心) METLIN 代谢物数据库中有重点介绍。更多信息请见sigma.com/metlin。

分析证书

原产地证书 (CofO)

  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  5. What is the molarity of ethylene glycol?

    Ethylene glycol is 17.93M.  This is calculated using the density (1.113 g/ml) and the molecular weight (62.07 g/mol).  If the product is less than 100% pure, correct for the purity.

  6. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Synthesis of spiroborate esters from 1,2-aminoalcohols, ethylene glycol and triisopropyl borate: preparation of (S)-1-(1,3,2-dioxaborolan-2-yloxy)-3-methyl-1,1-diphenylbutan-2-amine
Stepanenko V, et al.
Organic Syntheses, 87, 26-26 (2010)
Bis(tetrakis(3,5-bis(trifluoromethyl)phenyl)borate)
Lies SD, et al.
Organic Syntheses, 93, 178-178 (2016)
The spectrum of ethylene glycol poisoning.
Moriarty RW & McDonald RH.
Clinical Toxicology, 7(6), 583-596 (1974)
Gregory Charles Nordmann et al.
Scientific reports, 10(1), 915-915 (2020-01-24)
The transcription factor ZENK is an immediate early gene that has been employed as a surrogate marker to map neuronal activity in the brain. It has been used in a wide variety of species, however, commercially available antibodies have limited
Peter Mygind Leth et al.
Forensic science international, 155(2-3), 179-184 (2005-10-18)
Ethylene glycol (EG) can be found in many agents, such as antifreeze. Ingestion of EG may cause serious poisoning. Adults are typically exposed when EG is ingested as a cheap substitute for ethanol or in suicide-attempts. Children may be exposed

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