diboron trioxide 69.620 0 PMID:23882810 Boric anhydride CAS:1303-86-2 InChI=1S/B2O3/c3-1-5-2-4 Boron oxide JKWMSGQKBLHBQQ-UHFFFAOYSA-N B2O3 diboron trioxide Gmelin:11108 Reaxys:9549840 70.00335 B2O3 B(OB=O)=O boron trioxide A boron oxide with formula B2O3. Boric oxide chebi_ontology CHEBI:30163 boron sesquioxide boron oxide