CAS 54141-72-9 appears in our catalog under these names: Neoisoastilbin/ 100%, Neoisoastilbin, (2S,3R)-2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-3-(((2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)chroman-4-one, Neoisoastilbin, 99.93%. Offered by: TargetMol, GLPBio, Chemat, MedChemExpress. Available pack sizes: 1mg, 5mg, 10mg, 25mg, 20mg, 50mg, 100mg, 5 mg.