4874 T3D4819 Indene Indene is a flammable polycyclic hydrocarbon. It is composed of a benzene ring fused with a cyclopentene ring. This aromatic liquid is colorless although samples often are pale yellow. The principal industrial use of indene is in the production of indene/coumarone thermoplastic resins. 95-13-6 7219 C9H8 -1.8°C 182°C No indication of carcinogenicity to humans (not listed by IARC). It is composed of a benzene ring fused with a cyclopentene ring. 2014-09-11T05:17:58Z 2014-12-24T20:26:57Z Indene C11565 33051 DB02815 true C1C=CC2=CC=CC=C12 C9H8 InChI=1S/C9H8/c1-2-5-9-7-3-6-8(9)4-1/h1-6H,7H2 InChIKey=YBYIRNPNPLQARY-UHFFFAOYSA-N 116.1598 116.062600256 Exogenous Liquid 2.92 6949 <p>Hisatake Sato, Masaharu Makino, &#8220;Method for preparing light-colored indene-coumarone resin.&#8221; U.S. Patent US4946915, issued July, 1930.</p>