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Merck
CN

247642

Sigma-Aldrich

二甲苯

ACS reagent, ≥98.5% xylenes + ethylbenzene basis

别名:

二甲苯异构体混合物

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关于此项目

线性分子式:
C6H4(CH3)2
化学文摘社编号:
1330-20-7
分子量:
106.17
MDL编号:
MFCD00077264
UNSPSC代码:
12352002
PubChem化学物质编号:
329752747
NACRES:
NA.21

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等级

ACS reagent

质量水平

200

蒸汽密度

3.7 (vs air)

蒸汽压

18 mmHg ( 37.7 °C)

方案

≥98.5% xylenes + ethylbenzene basis

表单

liquid

组成

C6H5CH2CH3, ≤25%

expl. lim.

7 %

dilution

(for analytical testing)

杂质

H2SO4, passes test
≤0.003% S compounds
≤0.05% water

蒸发残留物

≤0.002%

颜色

APHA: ≤10

折射率

n20/D 1.497 (lit.)

沸点

137-140 °C (lit.)

mp

-34 °C

密度

0.86 g/mL at 25 °C (lit.)

SMILES字符串

Cc1ccc(C)cc1.Cc2cccc(C)c2.Cc3ccccc3C

InChI

1S/3C8H10/c1-7-3-5-8(2)6-4-7;1-7-4-3-5-8(2)6-7;1-7-5-3-4-6-8(7)2/h3*3-6H,1-2H3

InChI key

MVZVDAGWAAZJPE-UHFFFAOYSA-N

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相关类别

一般描述

二甲苯是二甲苯的邻、间和对异构体的混合物，二甲苯是一种芳香烃，广泛用作各种化学反应的溶剂。
Our premium ACS solvents are ideal for routine chemical synthesis, drying, purification, and critical labware cleaning. They meet or exceed the rigorous standards of the American Chemical Society (ACS), ensuring high-quality results for your research needs.

Premium ACS Solvents: Our solvents meet or exceed the stringent standards set by the American Chemical Society, ensuring high quality and reliability for your laboratory applications.

Replicable and Publishable Results: Designed for consistency, our solvents deliver results that can be reliably reproduced, making them ideal for research that requires publication.

Versatile Applications: Suitable for routine chemical synthesis, drying, purification, and critical labware cleaning, our solvents cater to a wide range of research needs in the laboratory.

应用

二甲苯可作为溶剂用于：
  • 在四膦/钯催化下，与位阻芳基卤化物和芳基硼酸进行Suzuki交叉偶联，合成三邻位取代联芳基加合物。
  • 用于胺或氨与醇的 N-烷基化反应，以合成 N-烷基胺。
  • 以不对称磷酸二胺和二酐为原料，采用溶液聚合法制备芳香族聚酰亚胺。

包装

以聚乙烯涂层瓶包装出售：产品编号247642-1L-CB、247642-4L-CB和247642-4X4L-CB

警示用语：

Danger

危险分类

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Asp. Tox. 1 - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT RE 2 - STOT RE 2 Inhalation - STOT SE 3

靶器官

Central nervous system,Liver,Kidney, hearing organs, Respiratory system

储存分类代码

3 - Flammable liquids

WGK

WGK 2

闪点(°F)

77.0 °F - closed cup

闪点(°C)

25 °C - closed cup

法规信息

危险化学品
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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
SHBT1599
SHBT0746
BCCN4098
SHBS8751
SHBS7537

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Transport and isomerization of xylenes over HZSM-5 zeolites.
Mirth G, et al.
J. Catal., 139(1), 24-33 (1993)
A study of nonrigid aromatic molecules by supersonic molecular jet spectroscopy. I. Toluene and the xylenes.
Breen PJ, et al.
J. Chem. Phys. , 87(4), 1917-1926 (1987)
Magdalena Pasarica et al.
Diabetes, 58(3), 718-725 (2008-12-17)
Based on rodent studies, we examined the hypothesis that increased adipose tissue (AT) mass in obesity without an adequate support of vascularization might lead to hypoxia, macrophage infiltration, and inflammation. Oxygen partial pressure (AT pO2) and AT temperature in abdominal
Qiming Wang et al.
Nature communications, 5, 4899-4899 (2014-09-17)
Cephalopods can display dazzling patterns of colours by selectively contracting muscles to reversibly activate chromatophores--pigment-containing cells under their skins. Inspired by this novel colouring strategy found in nature, we design an electro-mechano-chemically responsive elastomer system that can exhibit a wide
Sailendra Nath Sarma et al.
Toxicology, 271(3), 122-130 (2010-04-03)
Benzene, toluene, o-xylene, ethylbenzene, trichloroethylene and dichloromethane are the most widely used volatile organic compounds (VOCs), and their toxic mechanisms are still undefined. This study analyzed the genome-wide expression profiles of human promyelocytic leukemia HL-60 cells exposed to VOCs using
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