Di-tert-butyl dicarbonate Alternative name: di-tert-butyl pyrocarbonate/di-t-butyl-dicarbonate dicarbonic acid/ (t.-boc)2o/ diboc/boc anhydride/ boc-20. Cas no.:24424-99-5 Purity:99%min Appearance: transparent crystal M.P.:22-24centigrade B.P.:56-57centigrade Flash point:37centigrade Molecular formula: c10h18o5 Molecular weight: 218.25 Package:50kg/drum Un no.:2930 Dangerous class:class 6.14.1 Hazard mark:t+ Production: 60mt/month Uses:medical and organic intermediates, an important amino protective agent. 24424-99-5