Butadiene (data page)

|+ Properties

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General

| Name

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CH₂=CH-CH=CH₂

| Chemical formula

| C₄H₆

| Molar mass

| Synonyms

| butadiene, biethylene, divinyl, erythrene, vinylethylene

| CAS number

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Phase behavior

| Melting point

| 164.3 K (-108.9 °C)

| Boiling point

| Triple point

? bar

| Critical point

43.2 bar

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Structure

| Symmetry group

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Gas properties

| Δ_fH⁰

| S⁰

| C_p

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Liquid properties

| Δ_fH⁰

| S⁰

| C_p

| Liquid density

| 0.64 ×10³ kg/m³

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Safety

| Acute effects

| Possible irritation to skin and mucous membranes. Inhalation of concentrated vapors causes drowsiness and CNS depression.

| Chronic effects

| Flash point

| Autoignition temperature

| Explosive limits

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More info

| Properties

| [http://webbook.nist.gov/cgi/cbook.cgi?ID=106-99-0&Units=SI NIST WebBook]

| MSDS

| [http://www.inchem.org/documents/icsc/icsc/eics0017.htm ICSC 0017]

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SI units were used where possible. Unless otherwise stated, standard conditions were used.

Disclaimer and references