2,2,4-Trimethyl-1,2-dihydroquinoline

2,2,4-Trimethyl-1,2-dihydroquinoline
	Monomer
Names
	Preferred IUPAC name 2,2,4-Trimethyl-1,2-dihydroquinoline
	Other names 1,2-Dihydro-2,2,4-trimethylquinoline; TMQ Antioxidant
Identifiers
CAS Number	26780-96-1;
3D model (JSmol)	Interactive image;
ChEMBL	ChEMBL294154;
ChemSpider	8633;
ECHA InfoCard	100.005.172
EC Number	500-051-3;
PubChem CID	8981;
UNII	0553M374Q3;
CompTox Dashboard (EPA)	DTXSID0025070 ;
	InChI InChI=1S/C12H15N/c1-9-8-12(2,3)13-11-7-5-4-6-10(9)11/h4-8,13H,1-3H3 Key: ZNRLMGFXSPUZNR-UHFFFAOYSA-N;
	SMILES CC=1C=2C(NC(C)(C)C1)=CC=CC2;
Properties
Chemical formula	C12H15N
Molar mass	173.259 g·mol−1
Appearance	Solid
Density	1.042 at 20°C
Melting point	48 °C (118 °F; 321 K)
Solubility in water	1 mg/L
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H412
Precautionary statements	P273
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

2,2,4-Trimethyl-1,2-dihydroquinoline (usually abbreviated TMQ, known historically as Acetone-anil) is an aminic antioxidant commonly used as a stabiliser in rubbers and some plastics.