1-Methylnaphthalene

1-Methylnaphthalene

Names
IUPAC name 1-Methylnaphthalene
Other names α-methylnaphthalene
Identifiers
CAS Number	90-12-0 Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:50717 Y
ChEMBL	ChEMBL383808 Y
ChemSpider	6736 Y
ECHA InfoCard	100.001.788
EC Number	201-966-8
KEGG	C14082 Y
PubChem CID	7002
CompTox Dashboard (EPA)	DTXSID9020877
InChI InChI=1S/C11H10/c1-9-5-4-7-10-6-2-3-8-11(9)10/h2-8H,1H3 Y Key: QPUYECUOLPXSFR-UHFFFAOYSA-N Y InChI=1/C11H10/c1-9-5-4-7-10-6-2-3-8-11(9)10/h2-8H,1H3 Key: QPUYECUOLPXSFR-UHFFFAOYAD
SMILES c1cccc2cccc(c12)C
Properties
Chemical formula	C11H10
Molar mass	142.20 g/mol
Appearance	Liquid
Density	1.001 g/mL
Melting point	−22 °C (−8 °F; 251 K)
Boiling point	240–243 °C (464–469 °F; 513–516 K)
Vapor pressure	4.91
Hazards
Flash point	82 °C
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Y verify (what is YN ?) Infobox references

1-Methylnaphthalene is an aromatic hydrocarbon. It has a cetane number of zero, and was previously used as the lower reference for cetane number. However, due to the expense and handling difficulty of 1-Methylnaphthalene, it was replaced in this capacity by isocetane, with a CN of 15.

External links

• PubChem Entry for 1-methylnaphthalene