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296325

间二甲苯

Name: <I>间二甲苯
Brand: SIAL

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:

108-38-3

分子量:

106.17

EC Number:

203-576-3

UNSPSC Code:

12352002

PubChem Substance ID:

57648390

Beilstein/REAXYS Number:

605441

MDL number:

MFCD00008536

Assay:

≥99%

Grade:

anhydrous

Bp:

138-139 °C (lit.)

Vapor pressure:

16 mmHg ( 37.7 °C)

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属性

grade

anhydrous

Quality Level

100

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

说明

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。

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pictograms

GHS02,GHS08,GHS07

signalword

Danger

hcodes

H226,H304,H312 + H332,H315,H319,H335,H412

pcodes

P210 - P273 - P280 - P301 + P310 - P303 + P361 + P353 - P331

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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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)

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)

Adsorption of toluene, ethylbenzene and m-xylene on multi-walled carbon nanotubes with different oxygen contents from aqueous solutions.

Fei Yu et al.

Journal of hazardous materials, 192(3), 1370-1379 (2011-08-13)

The purified and oxidized multi-walled carbon nanotubes (MWCNTs) with different oxygen contents are employed as adsorbents to study their physicochemical properties and adsorption behaviors of toluene, ethylbenzene and m-xylene (TEX) in aqueous solutions. The results demonstrate that adsorption capacity is

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