Dehydroacetic acid /6-methyl-3-acetyl-2-piperazine

English name：DHA；Dehydroacetic acid；3-Acetyl-4-hydroxy-6-methyl-2H-pyran-2-one；2-Acetyl-5-hydroxy-3-oxo-4-hexenoic acid delta-lactone

Other names:  6-methyl-3-acetyl-2-piperone; 6-methyl-3-acetyl- α,γ- Pyranone; 3-acetyl-6-methyl-2h-pyran-2,4 (3H) Dione

CAS No.: 520-45-6

C8H8O4=168.15

Grade: CP

Content: ≥ 98%

Burning residue: ≤ 0.1%

Melting point: 109 ~ 111 ℃

Acetone dissolution test: acceptable

Physicochemical properties: white or light yellow crystalline powder, tasteless. Solubility at 25 ℃ (w/w): acetone 22%, benzene 18%, methanol 5%, carbon tetrachloride 3%, ethanol 3%, ether 5%, glycerol <0.1%, n-heptane 0.7%, olive oil 1.6%, propylene glycol 1.7%, water <0.1%. Boiling point 269.9 ℃. Low toxicity, LD50 (rat, oral) 1000mg/kg. Irritating

Purpose: biochemical research. Organic synthesis, fungicides, plasticizers, organic acid preservatives

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