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L-Pyroglutamic Acid

L-Pyroglutamic Acid / CAS : 98-79-3

Appearance White fine crystal UN -
HS 29337900 DG Class -
Synonyms Hydroxy-Pyridin-3-Yl-Acetic Acid; L-Pyroglutamicacid; 5 Oxoproline; L-Proline, 5-Oxo-; (5s)-2-Oxopyrrolidine-5-Carboxylicacid; (s)-5-oxo-2-Pyrrolidinecarboxylicacid
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Properties

Summary

Formula
C5H7NO3
Molecular Mass
129.11400
Exact Mass
129.04300
PSA
66.40000
Logp
-0.32160
IUPAC
(2S)-5-oxopyrrolidine-2-carboxylic acid
SMILES
C1CC(=O)NC1C(=O)O

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates
Cosmetics > Cosmetic Raw Materials
Food(Feed) Additives > Nutritional Fortifier

Chemical and Physical Properties

Melting Point
160-163 °C
Density
1.3816
Boiling Point
239.15°C
Flash Point
227.8ºC
Appearance
White fine crystal

Export information

HS Code
29337900
Export Rebate
13%
Risk Code
R36/37/38
Safety Label
Xi

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