1,2-Propanediol, 3-(5,6,7,8-tetrahydro-1-naphthyloxy)- 3-(5,6,7,8-Tetrahydro-1-naphthyloxy)-1,2-propanediol 4-06-00-03852 (Beilstein Handbook Reference) 63991-83-3 BRN 3279485 alpha-Tnp