Category : |
Organic chemicals and Derivatives |
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CAS NO : |
149-87-1 |
EC NO : |
205-748-3 |
MF : |
C5H7NO3 |
MW : |
129.114 |
Product description : |
Appearance
White crystalline powder
Melting Point(?C)
160.0 to 162.0?C
Chloride(C1)
Not more than0.02%
Ammonium(NH4)
Not more than0.02%
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 1ppm
Loss on drying
Not more than 0.50%
Residue on ignition
Not more than0.1%
Assay
99.0-101.0%
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Synonyms : |
DL-2-Pyrrolidone-5-Carboxylic Acid;Dl-5-Oxoproline;H-Dl-Pyr-Oh;Dl-Proline, 5-Oxo-;(+/-)-2-Pyrrolidone-5-Carboxylic Acid;2-Pyrrolidone-5-Carboxylic Acid;(+/-)-2-Pyrrolidinone-5-Carboxylic Acid;5-Oxo-Dl-Proline;Dl-A-Pyroglutamic Acid;Dl-Glutamic Acid Lactam;5-oxo-L-proline; |
Molecular Structure : |
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