CAS 29978-83-4 appears in our catalog under these names: 2-(Propargyloxy)benzaldehyde, >98.0%(GC), 2-(2-Propynyloxy)benzenecarbaldehyde, 2-(Prop-2-yn-1-yloxy)benzaldehyde 98%, 2-(Prop-2-yn-1-yloxy)benzaldehyde, 98%, 98%, 2-Prop-2-ynoxybenzaldehyde, 98%. Offered by: TCI, Biosynth, Ambeed, Chemat, Fluorochem. Available pack sizes: 200mg, 1g, 10g, 250mg, 5g, 25g, 500mg.