英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

xylene    
n. 二甲苯

二甲苯

xylene
n 1: a colorless flammable volatile liquid hydrocarbon used as a
solvent [synonym: {xylene}, {xylol}]

Xylene \Xy"lene\, n. [Gr. xy`lon wood.] (Chem.)
Any of a group of three metameric hydrocarbons of the
aromatic series, found in coal and wood tar, and so named
because found in crude wood spirit. They are colorless, oily,
inflammable liquids, {C6H4.(CH3)2}, being dimethyl benzenes,
and are called respectively {orthoxylene}, {metaxylene}, and
{paraxylene}. Called also {xylol}.
[1913 Webster]

Note: Each of these xylenes is the nucleus and prototype of a
distinct series of compounds.
[1913 Webster]

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Xylene - Wikipedia
    Xylene is also a skin irritant and strips the skin of its oils, making it more permeable to other chemicals The use of impervious gloves and masks, along with respirators where appropriate, is recommended to avoid occupational health issues from xylene exposure
  • 二甲苯_百度百科
    二甲苯可以通过精馏的方法从催化重整产物及裂解汽油中分离出二甲苯，也可通过甲苯歧化及碳八异构化将甲苯、乙苯、碳九芳烃转化为二甲苯。其广泛应用于涂料、树脂、染料、油墨等行业的溶剂，医药、炸药、农药等行业的合成单体，是有机化工的重要原料。 [20]此外，还可以加在汽油中以提高
  • 二甲苯 | 1330-20-7 - ChemicalBook
    二甲苯 性质、用途与生产工艺 概述 二甲苯 (英文dimethylbenzene)为无色透明有芳香味的液体,是苯环上两个氢被甲基取代的产物,沸点为137～140℃,二甲苯根据两个甲基的位置不同分为邻二甲苯、间二甲苯、对二甲苯三种异构体,在工业上,二甲苯即指上述异构体及乙基苯的混合物。级别一般为净水3℃和5
  • Xylene - PubChem
    There are three forms of xylene in which the methyl groups vary on the benzene ring: meta-xylene, ortho-xylene, and para-xylene (m-, o-, and p-xylene) These different forms are referred to as isomers
  • 二甲苯_化工百科 - ChemBK
    中文名:邻二甲苯,英文名:o-Xylene,CAS:95-47-6,化学式:C8H10,分子量:106 17,密度:0 879 g mL at 20 °C (lit ),熔点:-26--23 °C (lit ),沸点:143-145 °C (lit ),闪点:90°F,水溶性:Sparingly soluble in water (0 2g L),蒸汽压:<0 1 atm ( 21 1 °C),折射率:n20 D 1 505 (lit ),MSDS
  • Xylenes | Public Health Statement | ATSDR
    Xylene is also known as xylol or dimethylbenzene Xylene is primarily a synthetic chemical Chemical industries produce xylene from petroleum Xylene also occurs naturally in petroleum and coal tar and is formed during forest fires It is a colorless, flammable liquid with a sweet odor
  • 二甲苯 - 维基百科，自由的百科全书
    二甲苯, （英语：Xylene, Dimethylbenzene，来自 希腊语： ξύλο，低聚木糖，“木”），又译作 茬， 化学式 C 8 H 10。 二甲苯或二甲苯芳族烃混合物，组成的苯环在不同位置两个甲基基团。 二甲苯的三种异构体分子式C 8 H 10，或通过半结构式C 6 H 4 （CH 3） 2 表示。
  • Xylene | Solvent, Aromatic Hydrocarbon, Organic Compound | Britannica
    Xylene, any of three isomeric dimethylbenzenes [which have the same chemical formula, C6H4 (CH3)2, but different molecular structure], used as solvents, as components of aviation fuel, and as raw materials for the manufacture of dyes, fibres, and films
  • Xylene: An overview of its health hazards and preventive measures
    Xylene is an aromatic hydrocarbon known for its wide usage in tissue processing, staining and cover slipping in the histology laboratory The hazards of xylene are well documented, making it a potential occupational hazard for the histopathological
  • xylene（英语单词）_百度百科
    xylene为英语单词，名词性，中文译为二甲苯，化学式为C8H10，分子量106 165。 该物质为无色透明液体，沸点136-140℃，不溶于水，易燃且具芳香气味，存在邻、间、对三种异构体，工业品多为混合物。





中文字典-英文字典  2005-2009