Isoprene CAS#: 78-79-5; ChemWhat Code: 32102
Names & Identifiers |
| Product Name | Isoprene |
| Synonyms | 3-methyl-1,3-butadiene;beta-Methylbivinyl;CH2=C(CH3)CH=CH2;Isopentadiene;isopentadiene(isoprene);isoprene,inhibited;nsc9237;SODIUM ACETATE ACETIC ACID |
| CAS Registry Number | 78-79-5 |
| Molecular Formula | C5H8 |
| Molecular Weight | 68.12 |
| EINECS | 201-143-3 |
| Other Registry Numbers | ; |
| More Identifiers on PubChem | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 323-329 °C(lit.) |
| Boiling Point | 34 °C(lit.) |
| Density | 0.681 g/mL at 25 °C(lit.) |
| vapor Density | 2.35 (vs air) |
| vapor pressure | 8.82 psi ( 20 °C) |
| Refractive Index | n |
| Flash Point | −65 °F |
| Storage | 2-8°C |
| Solubulity | 0.7g/l |
| form | solid |
| Color | Clear Colorless to very pale yellow |
| Explosive Limit | 1-9.7%(V) |
| Water Solubility | 0.07 g/100 mL |
| Freezing Point | -145.96℃ |
| Merck | 14,5201 |
| BRN | 969158 |
| 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. |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| NIST Chemistry Reference | 1,3-Butadiene, 2-methyl-(78-79-5) |
| EPA Substance Registry System | 1,3-Butadiene, 2-methyl-(78-79-5) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | F+,T,N |
| R Phrase | 45-12-52/53-68-51/53 |
| S Phrase | 53-45-61-36/37-16 |
| RIDADR | UN 1218 3/PG 1 |
| WGK Germany | 1 |
| RTECS | NT4037000 |
| TSCA | Yes |
| Storage Class | 3 |
| Packing Group | I |
| Hazardous Substances Data | 78-79-5(Hazardous Substances Data) |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
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