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1ST9039 / L-Pyroglutamic acid
Size Price (USD) Availability Brand
MSDS Specification CoA Qc
Product 1ST9039
CAS# 98-79-3 MFL #
Product Name L-Pyroglutamic acid
Symbol H-Pyr-OH
Formul C5H7NO3 MW 129.11
Form /Crystallines Color /White
Purity (%) 99+% Concentration
mp (°C) 160-163 °C (lit.) bp (°C)
fp (°C) Density (g/ml)
Storage /Ambient Transportation
Synonyms 5-Oxoproline; Pidolic acid; (S)-(-)-2-Pyrrolidone-5-carboxylic acid
Additional Info


比旋光度: -27.5 º (c=10, 1 N NaOH)

折射率 : -10 ° (C=5, H2O)

溶解度: H2O: 1 M at 20 °C, clear, colorless; 10-15 g/100 mL (20 ºC)

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