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98-82-8

98-82-8 structural image
Product Name: Cumene
Formula: C9H12
Synonyms: Cumene;Isopropylbenzene;Cumene solution;(1-Methylethyl)benzene;2-Phenylpropane
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description Cumene appears as a clear colorless liquid with an aromatic odor. Less dense than water and insoluble in water. Vapors heavier than air. May be moderately toxic by inhalation, ingestion and skin absorption.
Color/Form Colorless liquid
Odor Gasoline-like odor
Boiling Point 306.3 °F at 760 mmHg (USCG, 1999)
Melting Point -140.9 °F (USCG, 1999)
Flash Point 96 °F (USCG, 1999)
Solubility Insoluble (NIOSH, 2023)
Density 0.866 at 59 °F (USCG, 1999) - Less dense than water; will float
Vapor Density 4.1 (Air = 1)
Vapor Pressure 25.85 mmHg (USCG, 1999)
LogP log Kow = 3.66
Henry's Law Constant Henry's Law constant = 1.15X10-2 atm-cu m/mol at 25 °C
Stability/Shelf Life Volatile
Autoignition Temperature 797 °F (USCG, 1999)
Decomposition Hazardous decomposition products: Toxic gases and vapors (such as carbon monoxide) may be released.
Viscosity 0.737 mPa.sec at 25 °C
Heat of Vaporization 45.13 kJ/mol at 25 °C
Surface Tension 27.69 mN/m at 25 °C
Ionization Potential 8.75 eV
Dispersion Specific dispersion: 166.2
Odor Threshold Odor Threshold Low: 0.008 [mmHg] Odor Threshold High: 0.13 [mmHg] Detection odor threshold from AIHA (mean = 0.032 ppm)
Refractive Index Index of refraction: 1.4915
Kovats Retention Index 914.3 906.9 910.8 936.1 907.2 907.9 910 913 909.43 909.62 910 923 909.07 905.1 906 910.7 911.3 909 911 909.1 909.82 912.2 930 930 935.1 942.5 912 909 909 919 919 919.2 919.5 920.1 920.7 919 920 920 920 920 920 920 916 919 919 920 922 909.3 909.8 911.3 921 915 929 920 926 932 909 920.4 925.6 931.8 915.5 922 927 930 932 929 932 935 937 940 910.1 910.1 910.1 910.1 910.1 910.1 916 912 915 932 920 908.4 915 910 922.1 915.8 927.7 911.6 909 920 919 912.8 956 912 908 910.7 917.8 926.5 914 925 914 923 911 920 918 919 920 920 920 914 908 919 918.9 908 926 912 920 920 925 926 916 906 905 925 938 961 906 913 915 921 905 910 903 917 919 916 929 929 925
Other Experimental Properties Flammable
Chemical Classes Solvents -> Aromatic Solvents

SAFETY INFORMATION

Signal word Danger
Pictogram(s)

Flame
Flammables
GHS02

Exclamation Mark
Irritant
GHS07

Health Hazard
GHS08

Environment
GHS09
GHS Hazard Statements H226:Flammable liquids
H304:Aspiration hazard
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
H411:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P233:Keep container tightly closed.
P240:Ground/bond container and receiving equipment.
P273:Avoid release to the environment.
P331:Do NOT induce vomiting.
P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

COMPUTED DESCRIPTORS

Molecular Weight 120.19 g/mol
XLogP3 3.7
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 0
Rotatable Bond Count 1
Exact Mass 120.093900383 g/mol
Monoisotopic Mass 120.093900383 g/mol
Topological Polar Surface Area 0 Ų
Heavy Atom Count 9
Formal Charge 0
Complexity 68.1
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

Cumene appears as a clear colorless liquid with an aromatic odor. Less dense than water and insoluble in water. Vapors heavier than air. May be moderately toxic by inhalation, ingestion and skin absorption.

RELATED SUPPLIERS

SI Group India Limited

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product:98-82-8 Cumene 99%
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