Isoprene(CAS 78-79-5)
UN No.:
UN 1218 3 /PG I
| Purity | Grade | Package | Stock | Price | Quantity |
| 99%,stabilized with 200 ppm 4-tert-Butylcatechol | RG | 25ML | In Stock | 7 USD
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| 99%,stabilized with 200 ppm 4-tert-Butylcatechol | RG | 100ML | In Stock | 20 USD
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| 99%,stabilized with 200 ppm 4-tert-Butylcatechol | RG | 500ML | In Stock | 74 USD
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| 99%,stabilized with 200 ppm 4-tert-Butylcatechol | RG | 2.5L | In Stock | 342 USD
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| 99%,stabilized with 200 ppm 4-tert-Butylcatechol | RG | 25L | In Stock | 2326 USD
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Applications of 78-79-5
Isoprene has several important applications:
- Natural Rubber Production: About 95% of industrially produced isoprene is used to create cis-1,4-polyisoprene, a synthetic version of natural rubber.
- Chemical Intermediates: Isoprene serves as a precursor for various chemicals and materials used in plastics, adhesives, and coatings.
- Atmospheric Research: Due to its role in atmospheric chemistry, isoprene emissions are studied for their impact on air quality and climate change .
Physical and chemical properties of 78-79-5
Acidity coefficient |
>14 (Schwarzenbach et al., 1993) |
|---|---|
Boiling Point |
34 °C |
BRN |
969158 |
carcinogen classification |
2B (Vol. 60, 71) 1999 |
Decomposition |
When heated to decomposition, it emits acrid smoke and fumes. |
Density |
Relative density (water = 1): 0.7 |
Exact Mass |
68.062599 |
explosive limit |
1-9.7%(V) |
Flash Point |
-65 °F (-54 °C) (Closed cup) |
Freezing Point |
-145.96℃ |
Index of Refraction |
Index of refraction: 1.42160 at 20 °C/D |
LogP |
2.30 |
Melting Point |
-146 °C |
Merck |
14,5201 |
Molecular Formula |
C5H8 |
Molecular Weight |
68.117 |
Odor |
Petroleum-lke |
Odor Threshold |
0.048ppm |
Stability |
Stability Extremely flammable. Readily forms explosive mixtures with air. Note low flash point, low boiling point, high vapour pressure. Unstable - prone to spontaneous polymerization. May contain a polymerization inhibitor. Incompatible with strong oxidizing agents. |
Storage condition |
Store at <= 20°C. |
Vapour density |
Relative vapor density (air = 1): 2.4 |
Vapour Pressure |
Vapor pressure, kPa at 20 °C: 53.2 |
Water Solubility |
0.07 g/100 mL |
λmax |
231nm(neat)(lit.) |
Retrosynthesis analysis of 78-79-5
Cas:463-51-4
Cas:5435-44-9
Cas:78-94-4
Cas:115-11-7
Cas:50-00-0
Cas:75-65-0
Q&A for CAS 78-79-5
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Download SDS of 78-79-5
Pictograms |
  |
|---|---|
Signal Word |
Danger |
Hazard Statements |
H224 Extremely flammable liquid and vapor H341 Suspected of causing genetic defects H350 May cause cancer H412 Harmful to aquatic life with long lasting effects |
Safety Data Sheet |
Download COA of 78-79-5
Operate under the ISO 9001 system
