CAS 34800-90-3 appears in our catalog under these names: 1–Naphthaleneacethydrazide, 1-Naphthaleneacethydrazide, 2-(Naphthalen-1-yl)acetohydrazide 95%, 1-NAPHTHALENEACETHYDRAZIDE, 95%, 95%, 2-(Naphthalen-1-yl)acetohydrazide, 97%. Offered by: GLPBio, Biosynth, Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 25g, 5g, 2,5g, 0,25g, 500g, 10g, 100g.