Protocatechuic Aldehyde 原儿茶醛

Protocatechuic Aldehyde is extracted from the roots of Salvia miltiorrhiza (Danshen) through processes including crushing, extraction, and purification.

【English Name】 Protocatechuic Aldehyde
【Molecular Formula】 C₇H₆O₃
【Molecular Weight】 138
【Appearance】 Brownish-yellow or yellow powder
【Specification】 1%–5% (HPLC)
【Properties】

• Easily      soluble in ethanol, acetone, ethyl acetate, ether, and hot water

• Soluble      in cold water

• Insoluble      in benzene and chloroform

• Hygroscopic      (absorbs moisture)

• Prone      to oxidation and discoloration in water
       【Packaging      & Storage】 Packed      in double-layer plastic bags inside cardboard drums. Store in a cool, dry      place, protected from light.