post date: dec 28,2021 expiry date: jun 26,2022 detailed description: cas no. :6704-31-0 purity 98%+ cas registry number: 6704-31-0 synonyms: ;1,3-epoxy-2-propanone;oxentan-3-one;oxetan-3-one; molecular formula: c3h4o2 molecular weight: 72.06 molecular structure: