-  Details for L-Pyroglutamic acid
- 
                    L-Pyroglutamic acid 98-79-3
                    
                      | Category : | Intermediates/Pharmaceutical intermediates |  |  
                      | CAS NO : | 98-79-3 |  
                      | EC NO : | 202-700-3 |  
                      | MF : | C5H6NO3 |  
                      | MW : | 128.1066 |  
                      | Packing : | 25kg/Drum |  
                      | Product description : | Appearance
 White crystalline powder
 
Specific rotation(a)D20
(C=5 H2O)
 -11.0 to -12.0?
 
Chloride(C1)
 Not more than 0.02%
 
Ammonium(NH4)
 Not more than 0.02%
 
Sulfate(SO4)
 Not more than 0.02%
 
Heavy metals(Pb)
 Not more than 10ppm
 
Iron(Fe)
 Not more than 10ppm
 
Arsenic(As2O3)
 Not more than 1 PPM
 
Loss on drying
 Not more than 0.5%
 
Residue on ignition
 Not more than 0.1%
 
Assay
 99.0-101.0% |  
                      | Synonyms : | 5-Oxo-L-proline;Pyroglutamicacid;pidolic acid;glutiminic acid;5-oxoproline;Pyr-OH;L-Pyroglutamic acid;H-Pyr-OH;L-2-Pyrrolidone-5-carboxylic acid;(S)-(-)-2-Pyrrolidinone-5-carboxylic acid;L-Pyrpglutamic Acid;5-Oxopyrrolidine-2-carboxylic acid;5-Pyrrolidone-2-carboxylic acid;L-5-Pyrrolidone-2-carboxylic acid;pyroglutamic acid;Pyrrolidonecarboxylic Acid;L-pyro glutamic acid;(2S)-5-oxopyrrolidine-2-carboxylate; |  
                      | Molecular Structure : |  |