trans-Propenylbenzene

*trans*-Propenylbenzene
Names
	Preferred IUPAC name [(E)-Prop-1-enyl]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−1
Appearance	colorless liquid
Density	0.911 g/cm3
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 [77 °F], 100 kPa). Infobox references

trans-Propenylbenzene is an organic compound with the formula C₆H₅CH=CHCH₃. It is the more stable^[2] of the two isomers of 1-propenylbenzene. Both isomers are colorless flammable liquids. It is formed by the isomerization of allylbenzene.^[2]

References

^ "Trans-beta-Methylstyrene".
^ ^a ^b 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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[1] "Trans-beta-Methylstyrene".

[CR-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.

[1]

[2]