CAS 1533442-54-4 appears in our catalog under these names: 5-(oxan-4-yl)-1H-pyrazole, 98%, 3-(Tetrahydro-2H-pyran-4-yl)-1H-pyrazole, 98%, 3-(Tetrahydro-2H-pyran-4-yl)-1H-pyrazole, 98%, 98%. Offered by: Fluorochem, AmBeed, Chemat. Available pack sizes: 100mg, 250mg, 500mg, 1g, 2.5g, 5g.