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Isoprene

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  Post Date: Jan 29,2025
  Expiry Date: Jul 28,2025
  Detailed Description: Cas No. :78-79-5 Specs:Polymer-grade isoprene content≥99.3%, chemical-gra

Specification:

ItemPolymer-gradeChemical-grade
AppearanceTransparent liquid without mechanical admixture
Color Value (Pt-Co) 30 max100 max
Isoprene，%  99.5 min98.5 min
Isoprene dimer *，%  0.2 max-
Paraffins and monoene，%  balance-
Cyclopentadiene，%  0.0001 max-
Alkyne，%  0.005 max-
m-pentadiene，%  0.008 max-
N,N-dimethylformamide，%  0.001 max-
Sulphur， %  0.0005 max-
Carbonyl compound，%  0.001 max-
Water，%  0.02 max0.03
TBC**，%   agreed by both sides　

* Only guarantee the index of the product leave factory

**TBC: 4-(1,1-dimethyl ethyl)-2-benzenediol or p-tert-Butylcatechol

Application

Isoprene can be used to make, via polymerization, synthetic rubber, plastics and terpene compounds. Also through a variety of chemical reactions can be used to synthesize spices, pesticide, medicine and other fine chemical products, such as, linalool, vitamin E, etc.

Packing: Bulk

Storage & Transportation

Storage: Stored at low temperature and well ventilated place, kept away from open fire, heat source and direct sunlight. The product is not suitable for long term storage due to its sensibility to polymerization. Avoid contact with the materials such as oxidants, acids, halogens, etc.

Transportation: As hazardous matters class I, the bulk can be handled by tank truck.

  CAS Registry Number:

78-79-5
  Synonyms: ;2-Methyl-1,3-butadiene;
  Molecular Formula: C5H8
  Molecular Weight: 68.12
  Molecular Structure: 78-79-5 Isoprene
  Hazard Symbols:  F+:Highly flammable;
 T:Toxic;
  Risk Codes: R12:;
R45:;
R52/53:;
R68:;
  Safety Description: S45:;
S53:;
S61:;

  Company: Shanghai Shangyi Chemical Technology Co., Ltd     [ China ]          
  Contact: Steven Wu
  Tel: +86-21-56207799
  Fax: +86-21-33686276
  Email: info@shangyichem.com
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