Home » Products » Pharmaceuticals » APIs » D-Proline

Contact Us

D-Proline

Product Name:D-Proline
CAS: 344-25-2
MF: C5H9NO2
white crystal or crystalline powder
The detailed specifications are as below:

Test ItemsSpecifications
AppearanceWhite to off-white powder
SolubilityColorless & clear (c=5, Water)
Specific Rotation [20/D]+83.5 to +86.5 Degree (c=4, Water)
Loss on DryingNot more than 0.40%
Residue on Ignition (Sulfate)Not more than 0.1%
Chloride (Cl)Not more than 0.03%
Sulfate (SO4)Not more than 0.03%
Heavy Metals (Pb)Not more than 10ppm
Iron (Fe)Not more than 10ppm
Ammonium Salts (NH4)Not more than 0.02%
Arsenic (As)Not more than 1ppm
Other Amino AcidNot detected by TLC
Assay98.5% to 101.0%
L-EnantiomerNot more than 0.5%