1-Methylethylcarbonic acid 1-oxo-2-(2,4,6-trimethylphenyl)-1H-inden-3-yl ester 40580-61-8 BRN 2303932 CARBONIC ACID, 1-METHYLETHYL-, 1-OXO-2-(2,4,6-TRIMETHYLPHENYL)-1H-INDEN-3-YL EST Carbonic acid, 1-methylethyl-, 1-oxo-2-(2,4,6-trimethylphenyl)-1H-inden-3-yl ester