CAS 1887040-81-4 appears in our catalog under these names: PPC-NB, PPC–NB, PPC-NB 98%, 4-Nitrophenyl 2-(pyridin-2-yldisulfanyl)propyl carbonate, 98%, 98%, PPC-NB, 99.90%. Offered by: TargetMol, GLPBio, Ambeed, Chemat, MedChemExpress. Available pack sizes: 2mg, 5mg, 100mg, 250mg, 50mg, 25mg, 1g, 50 mg.