8.08697
邻二甲苯
for synthesis
别名:
1,2-二甲苯
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关于此项目
线性分子式:
C6H4(CH3)2
化学文摘社编号:
分子量:
106.17
UNSPSC Code:
12352005
NACRES:
NA.22
EC Index Number:
202-422-2
MDL number:
Beilstein/REAXYS Number:
1815558
Grade:
synthesis grade
Assay:
≥98% (GC)
Bp:
143-145 °C (lit.)
Vapor pressure:
<0.1 atm ( 21.1 °C)
16 mmHg ( 37.7 °C)
7 mmHg ( 20 °C)
16 mmHg ( 37.7 °C)
7 mmHg ( 20 °C)
产品名称
邻二甲苯, for synthesis
InChI key
CTQNGGLPUBDAKN-UHFFFAOYSA-N
SMILES string
Cc1ccccc1C
InChI
1S/C8H10/c1-7-5-3-4-6-8(7)2/h3-6H,1-2H3
grade
synthesis grade
vapor density
3.7 (vs air)
vapor pressure
<0.1 atm ( 21.1 °C)
16 mmHg ( 37.7 °C)
7 mmHg ( 20 °C)
assay
≥98% (GC)
form
liquid
autoignition temp.
867 °F
expl. lim.
7 %
dilution
(for synthesis)
refractive index
n20/D 1.505 (lit.)
bp
143-145 °C (lit.)
mp
-26--23 °C (lit.)
transition temp
flash point 30 °C
density
0.879 g/mL at 20 °C (lit.)
storage temp.
2-30°C
Quality Level
Application
邻二甲苯可用作：
- 涂料溶液的添加剂，以制备PES（聚醚砜）中空纤维膜。
- 产生邻苯二甲酸酐。
General description
邻二甲苯是一种芳香烃，由两个甲基取代基连接到相邻的碳原子上。它在水中的溶解度极低。它可用于生产增塑剂、染料和颜料。石油裂解可产生邻二甲苯，用于生产邻苯二甲酸酐，邻苯二甲酸酐是许多产品、药物和化学品的前体。
Analysis Note
含量测定（GC，面积%）： ≥ 98.0 %（a/a）
密度（d 20 °C/ 4 °C）：0.878 - 0.881
鉴别（IR）：符合检验
密度（d 20 °C/ 4 °C）：0.878 - 0.881
鉴别（IR）：符合检验
signalword
Danger
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Asp. Tox. 1 - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
3 - Flammable liquids
wgk
WGK 2
flash_point_f
89.6 °F - closed cup
flash_point_c
32.0 °C - closed cup
法规信息
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