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28220

Cumene

analytical standard

Synonym(s):

(1-Methylethyl)benzene, 2-Phenylpropane, Isopropylbenzene, NSC 8776

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About This Item

Linear Formula:
C6H5CH(CH3)2
CAS Number:
98-82-8
Molecular Weight:
120.19
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329753092
EC Number:
202-704-5
Beilstein/REAXYS Number:
1236613
MDL number:
MFCD00008881
Technical Service
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grade

analytical standard

Quality Segment

vapor density

4.1 (vs air)

vapor pressure

8 mmHg ( 20 °C), 9.7 mmHg ( 37.7 °C)

assay

≥99.5% (GC)

autoignition temp.

797 °F

shelf life

limited shelf life, expiry date on the label

expl. lim.

6.5 %

technique(s)

HPLC: suitable, chromatography: suitable, gas chromatography (GC): suitable

refractive index

n20/D 1.491

bp

152-154 °C (lit.)

mp

−96 °C (lit.)

density

0.864 g/mL at 25 °C (lit.)

application(s)

environmental

format

neat

storage temp.

2-8°C

SMILES string

CC(C)c1ccccc1

InChI

1S/C9H12/c1-8(2)9-6-4-3-5-7-9/h3-8H,1-2H3

InChI key

RWGFKTVRMDUZSP-UHFFFAOYSA-N

General description

Cumene is a colourless aromatic liquid which is mainly used as solvent in production of phenol, acetone and acetophenone. It is insoluble in water and is miscible with organic solvents. It forms peroxide on exposure to air for long and reacts exothermically with concentrated nitric or sulphuric acid.

Application

It has been used as reference standard in GC-MS analysis for the determination of cumene in lake water sample.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

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Signal Word

Danger

Hazard Classifications

Aquatic Chronic 2 - Asp. Tox. 1 - Carc. 1B - Flam. Liq. 3 - STOT SE 3

Target Organs

Respiratory system

Storage Class

3 - Flammable liquids

WGK

WGK 3

Flash Point (°F)

87.8 °F - closed cup

Flash Point (°C)

31.0 °C - closed cup

PPE (personal protective equipment)

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

98-82-8

CAS No.

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