296325
间二甲苯
anhydrous, ≥99%
别名:
1,3-二甲苯
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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
EC Number:
203-576-3
UNSPSC Code:
12352002
PubChem Substance ID:
Beilstein/REAXYS Number:
605441
MDL number:
Grade:
anhydrous
Assay:
≥99%
Bp:
138-139 °C (lit.)
Vapor pressure:
16 mmHg ( 37.7 °C)
产品名称
间二甲苯, anhydrous, ≥99%
InChI key
IVSZLXZYQVIEFR-UHFFFAOYSA-N
InChI
1S/C8H10/c1-7-4-3-5-8(2)6-7/h3-6H,1-2H3
SMILES string
Cc1cccc(C)c1
grade
anhydrous
vapor density
3.7 (vs air)
vapor pressure
16 mmHg ( 37.7 °C)
assay
≥99%
form
liquid
autoignition temp.
982 °F
expl. lim.
7 %
impurities
<0.002% water
<0.005% water (100 mL pkg)
evapn. residue
<0.0003%
refractive index
n20/D 1.497 (lit.)
bp
138-139 °C (lit.)
mp
−48 °C (lit.)
density
0.868 g/mL at 25 °C (lit.)
Quality Level
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Application
间二甲苯可以在二氧化钛负载型铁改性钨磷酸上，通过与苯甲酰氯发生Friedel-Craft酰化反应，合成2,4-二甲基二苯甲酮。在有机-水双相条件下，它也能在有机酸存在下发生氯甲基化反应，形成氯甲基-2,4-二甲基苯与1,3-双（氯甲基）-4,6-二甲基苯的混合物。
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
80.6 °F - closed cup
flash_point_c
27 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
法规信息
危险化学品
此项目有
Strong organic acids as efficient catalysts for the chloromethylation of m-xylene: the synthesis of 1, 3-bis (chloromethyl)-4, 6-dimethylbenzene.
Kishida T, et al.
Industrial & Engineering Chemistry Research, 48(4), 1831-1839 (2009)
Iron (III)-Modified Tungstophosphoric Acid Supported on Titania Catalyst: Synthesis, Characterization, and Friedel?Craft Acylation of m-Xylene.
Mu M, et al.
Industrial & Engineering Chemistry Research, 54(36), 8893-8899 (2015)
Influence of alkyl group and temperature on excess thermodynamic properties of diethyl carbonate and their binary mixtures at 0.1 MPa.
Srilakshmi M, et al.
Journal of Molecular Liquids, 211, 854-867 (2015)
Michalis Koutinas et al.
Environmental microbiology, 12(6), 1705-1718 (2010-06-18)
The structure of the extant transcriptional control network of the TOL plasmid pWW0 born by Pseudomonas putida mt-2 for biodegradation of m-xylene is far more complex than one would consider necessary from a mere engineering point of view. In order
Dragana Bozinovski et al.
FEMS microbiology ecology, 81(1), 134-144 (2012-03-01)
A sulfate-reducing consortium maintained for several years in the laboratory with m-xylene as sole source of carbon and energy was characterized by terminal restriction fragment length polymorphism (T-RFLP) fingerprinting of PCR-amplified 16S rRNA genes and stable isotope probing of proteins
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