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trans-Propenylbenzene

Names
Preferred IUPAC name benzene
Other names trans-β-methylstyrene
Identifiers
CAS Number	873-66-5
3D model (JSmol)	Interactive image
ChemSpider	221082
ECHA InfoCard	100.011.680
EC Number	212-848-0
PubChem CID	252325
RTECS number	DA8400500
UNII	A5S9N1785O
UN number	2618
CompTox Dashboard (EPA)	DTXSID101026543
InChI InChI=1S/C9H10/c1-2-6-9-7-4-3-5-8-9/h2-8H,1H3/b6-2+Key: QROGIFZRVHSFLM-QHHAFSJGSA-N
SMILES C(=C/C)\C1=CC=CC=C1
Properties
Chemical formula	C9H10
Molar mass	118.179 g·mol
Appearance	colorless liquid
Density	0.911 g/cm
Melting point	−29.3 °C (−20.7 °F; 243.8 K)
Boiling point	175 °C (347 °F; 448 K)
Hazards
GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H225, H226
Precautionary statements	P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Infobox references

trans-Propenylbenzene is an organic compound with the formula C₆H₅CH=CHCH₃. It is the more stable of the two isomers of 1-propenylbenzene. Both isomers are colorless flammable liquids. It is formed by the isomerization of allylbenzene.

References

1. "Trans-beta-Methylstyrene".
2. ^ Hassam, Mohammad; Taher, Abu; Arnott, Gareth E.; Green, Ivan R.; van Otterlo, Willem A. L. (2015). "Isomerization of Allylbenzenes". Chemical Reviews. 115 (11): 5462–5569. doi:10.1021/acs.chemrev.5b00052. PMID 25993416.

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