D-Pyroglutamic acid
**** Identification ****
Name: D-Pyroglutamic acid
Synonyms: 5-Oxo-D-proline; D-5-Pyrrolidone-2-carboxylic acid; (R)-( )-2-Pyrrolidone-5-carboxylic acid
Molecular Structure: 
Molecular Formula: C5H7NO3
Molecular Weight: 129.11
CAS Number: 4042-36-8
EINECS: 223-735-0
**** Properties ****
Melting point: 155-162°C
Alpha: 27.5° (c=10,1N NaOH)
Water solubility: soluble
**** Safety Data ****
Hazard Symbols: 
Xi Details
Risk Codes: R36/37/38 Details
Safety Description: S26;S37/39 Details
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