8.21258
2-Methyl-1,3-butadiene
(stabilised) for synthesis
Synonym(s):
2-Methyl-1,3-butadiene, Isoprene
Select a Size
About This Item
vapor pressure
605 hPa ( 20 °C)
Quality Segment
assay
≥98.0% (GC)
form
liquid
autoignition temp.
220 °C
potency
>2000 mg/kg LD50, oral (Rat)
expl. lim.
1-9.7 % (v/v)
bp
34 °C/1013 hPa
mp
-146 °C
transition temp
flash point -54 °C
density
0.68 g/cm3 at 20 °C
SMILES string
CC(=C)C=C
InChI
1S/C5H8/c1-4-5(2)3/h4H,1-2H2,3H3
InChI key
RRHGJUQNOFWUDK-UHFFFAOYSA-N
Analysis Note
Density (d 20 °C/ 4 °C): 0.681 - 0.683
Identity (IR): passes test
signalword
Danger
hcodes
Hazard Classifications
Aquatic Chronic 3 - Carc. 1B - Flam. Liq. 1 - Muta. 2
Storage Class
3 - Flammable liquids
wgk
WGK 3
flash_point_f
-65.2 °F - closed cup
flash_point_c
-54 °C - closed cup
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.
Substances Subject to be Indicated Names
ishl_indicated
Substances Subject to be Notified Names
ishl_notified
Class I Designated Chemical Substances
prtr
Group 4: Flammable liquids + Special flammables + Hazardous rank I
fsl
Choose from one of the most recent versions:
Already Own This Product?
Find documentation for the products that you have recently purchased in the Document Library.