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649  Isoprene  (78-79-5)
     
Product Number Your Price Lead Time
649-100g 166 RMB 3 days
649-500g 390 RMB 3 days
649-1000g 525 RMB 3 days
Chinese Name: 异戊二烯
CAS Number: 78-79-5
Synonyms: 2-Methyl-1,3-butadiene
Formula: CH2=CHC(CH3)=CH2
Molecular Weight: 68.12
MDL Number: MFCD00008600
Beilstein Registry Number: 969158
Specifications
Properties
mp: −146 °C(lit.)
bp: 34 °C(lit.)
purity: 97%
density: 0.681 g/mL at 25 °C(lit.)
More Information: vapor density 2.35 (vs air) vapor pressure 8.82 psi ( 20 °C) autoignition temp. 428 °F contains 100 ppm p-tert-butylcatechol as inhibitor expl. lim. 10 % refractive index n20/D 1.422(lit.)
Safety
Hazard Codes: F+,T
Risk Statements: 45-12-52/53-68
Safety Statements: 53-45-61
WGK Germany: 1
RTECS: NT4037000
RIDADR: UN 1218 3/PG 1
Flash Point: -54 °C
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