Piperonylic acid
CAS: 94-53-1
Molecular Formula: C8H6O4
Molecular Weight: 166.1308
Product description:An aromatic acid production from the pepper. Preparation of fresh product is a colorless needle crystal, if exposed to light will quickly become yellow. In the process of the melting point of 216 ~ 217 ℃, melting will be sublimated into yellow needle and a portion of the decomposition. The biggest ultraviolet absorption in methanol, 340 nm (epsilon 28, 800); 1 solubility: soluble in 50 boiling alcohol, 1 soluble in anhydrous ethanol of 25 ℃, basic does not dissolve in water, ethyl ether, benzene and carbon disulfide.Organic synthesis intermediates.
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