colorless to white flaky crystal or white crystal powder with slight special odor and bitter taste, will be melted and decomposed at about 283oC, slightly soluble in water, ethanol and ether.

Molecular formula

C9H11NO2

Structual formula

Molecular weight

165.9

Quality index

content(in dry basis)

98.5-101.5%

Drying loss

≤0.3%

Specific rotation
(C=2，H2O)

+33.0°— +35.0°

Ignition residue

≤0.1%

pH(1.0g/100ML H2O)

5.4-6.0

Chloride [CL-]

≤0.02%

Ammonium[NH4+]

≤0.05%

Arsenic(As)

≤2mg/kg

Heavy metal(Pb)

≤10mg/kg

Main use

It can ease pain; an important medical intermediate used in the synthesis of nateglinide.

Packing

25kg cardboard drum or upon clients' request

Storage

Sealed, avoid light, stored in cool and dry place