1,4-Diisobutyl-1,4-dimethylbutynediol 126-86-3 2,4,7,9-Tetramethyl-5-decyne-4,7-diol 5-Decyne-4,7-diol, 2,4,7,9-tetramethyl- NSC5630 Surfynol 104 Surfynol 104A Surfynol 104E Syrfynol 104