CAS 1640247-87-5 appears in our catalog under these names: GS-9901/ 99.14% (existing batch purity), GS-4997, GS-9901, GS-9901, 99.97%. Offered by: TargetMol, Biosynth, Chemat, MedChemExpress. Available pack sizes: 1mg, 5mg, 10mg, 25mg, 50mg, 100mg, 500mg, 200mg.