1-Buten-3-ol 1-Methyl-2-propenol 2-Methyl-2-propenol 3-Buten-2-ol 3-Butene-2-ol 3-Hydroxy-1-butene 598-32-3 Methyl vinylcarbinol NSC17481 Propenol, 1-methyl WLN: QY1&U2