Isoprene

• Category :

  Organic chemicals and Derivatives

• Synonyms :

  2-Methyl-1,3-butadiene;

• CAS NO :

  78-79-5

• EC NO :

  201-143-3

• Molecular Formula :

  C₅H₈

• Molecular Weight :

  68.12

• Main Specifications :

• InChI :

  InChI=1/C5H8/c1-4-5(2)3/h4H,1-2H2,3H3

• Packing :

  15 tons/Iso Tank

• Product description :

  Specification：

  Number	Item	Unit	Special?Grade	Polymer?Grade?	Chemical?Grade
  1	Appearance	/	Transparent?and?no?mechanical?admixture
  2	Color(Pt-Co)No	Hazen	≤30	≤30	≤100
  3	Content	wt%	≥99.5	≥99.5	≥98.5
  4	Isoprene?dimer	wt%	≤0.15	≤0.20	/
  5	Paraffins?and?monoene	wt%	≤0.50	≤0.50	/
  6	Dicyclopentadiene	wt%	≤0.00010	≤0.00050	/
  7	Alkyne	wt%	/	≤0.0050	/
  8	2-Butyne	wt%	≤0.00080	/	/
  9	2-methylbut-1-en-3-yne	wt%	≤0.00050	/	/
  10	m-pentadiene	wt%	≤0.0020	≤0.0080	/
  11	DMF	wt%	≤0.0005	≤0.0010	/
  12	Sulphur	wt%	≤0.00050	≤0.00050	/
  13	Oxo-compound	wt%	≤0.0005	≤0.0010	/
  14	water	wt%	≤0.020	≤0.020	0.030
  15	TBCa	wt%	0.0040-0.0200		/
  TBC：?4-(1,1-dimethyl?ethyl)-2-benzenediol?.

  ?

  Properties:?this?product?is?colorless?or?yellowish?transparent?flammable?liquids.?Specific?gravity:?0.6806,?melting?point:?147.7?℃,?boiling?point:?34.1?℃,?flash?point:?53.89?℃,?spontaneous?combustion?point:?220?℃,?explosion?limit?(V/V)?:?1.5%?to?9.7%.

  Usages:?Isoprene?rubber,?SIS?elastic?cpolymers,?Butyl?rubber,?Spices,?pesticide,?medicine.

• Uses :

  Isoprene rubber, SIS elastic cpolymers, Butyl rubber, Spices, pesticide, medicine.

• Molecular Structure :