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          1.  
                     Diketene
                     Dehydroacetic acid
                     2-Hydroxybenzyl alcohol
                     Acetoacetanilide(AAA)
                     Acetoacet-o-chloroamilide(AAOCA)
                     Acetoacet-p-chloroamilide(AAPCA)
                     Acetoacet-o-toluidide(AAOT)
                     Acetoacet-p-toluidide(AAPT)
                     Acetoacet-p-anisidide(AAOA)
                     More
             
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            Dehydroacetic acid

            CAS RN: 520-45-6 
            EINECS No.: 208-293-9 

            Molecular formula: C8H8O4 
            Molecular weight: 168.15 
            Appearance: white crystalline powder
            Purity: ≥99% 
            Melting point: ≥109.℃ 
            Loss on dry: ≤0.5% 
            Use: Used as a preservative, organic synthesis intermediate

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