CAS 39986-90-8 appears in our catalog under these names: Laricitrin 3–O–glucoside, 2-(3,4-Dihydroxy-5-methoxyphenyl)-5,7-dihydroxy-3-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one, ≥98%, ≥98%, Laricitrin 3-O-glucoside. Offered by: GLPBio, Chemat, MedChemExpress. Available pack sizes: 5mg, 10mg, 20mg, 50mg, 100mg, 5 mg, 1 mg.