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Isoprene

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Product Description

PRODUCT

Isoprene

CAS #

78-79-5

SYNONYM

Isoterpene; 1,3-Butadiene, 2-methyl-

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FORMULA

C5H8

Typical Product Specifications

DIMETHYL ACETYLENE

< 1 ppm

SULFUR

15 ppm

ISOPRENE

> 99.0%

INHIBITOR

c. 100 ppm

PEROXIDES

< 10 ppm

DIMER

0.01%

CYCLOPENTADIENE

0.01%

CHEMICAL STRUCTURE

Isoprene distributor CAS: 78-79-5 C5H8 chemical structure

VAPOR PRESSURE

493 mm hg (20 c)

MELTING POINT

-146 to -120 c

ODOR

mild, aromatic odor

REFRACTIVE INDEX

1.4216 (20 c)

MOLECULAR WEIGHT

68.11

COLOR

colorless to pale yellow clear volatile liquid

FLASH POINT

-53 c

SPECIFIC GRAVITY

0.6810 (204 c)

SOLUBILITY

mgml in water

BOILING POINT

34 c

SURFACE TENSION

16.9 dynescm

NOTES

This naturally occurring compound is a monomer of natural rubber.  It is produced industrially for the manufacture of synthetic rubbers and other isoprenoids.  

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