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Merck
CN

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:
Assay:
≥99%
Grade:
anhydrous
Bp:
138-139 °C (lit.)
Vapor pressure:
16 mmHg ( 37.7 °C)
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grade

anhydrous

Quality Level

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.)

SMILES string

Cc1cccc(C)c1

InChI

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

InChI key

IVSZLXZYQVIEFR-UHFFFAOYSA-N

Application

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。


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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

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分析证书(COA)

Lot/Batch Number

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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)



全球贸易项目编号

货号GTIN
296325-100ML04061837532825
296325-1L04061826650615
296325-2L04061826650646
296325-4X2L04061837532832