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Structure

Dl-pyroglutamic acid

CAS
149-87-1
Catalog Number
ACM149871
Category
Other Products
Molecular Weight
129.11
Molecular Formula
C5H7NO3

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Specification

Synonyms
2-Pyrrolidone-5-carboxylic acid
IUPAC Name
5-Oxopyrrolidine-2-carboxylic acid
Canonical SMILES
C1CC(=O)NC1C(=O)O
InChI
InChI=1S/C5H7NO3/c7-4-2-1-3(6-4)5(8)9/h3H,1-2H2,(H,6,7)(H,8,9)
InChI Key
ODHCTXKNWHHXJC-UHFFFAOYSA-N
Boiling Point
239.15 °C
Melting Point
183-185 °C (lit.)
Appearance
White solid
Hazard Statements
Xn,Xi
pH
1.7 (50g/l, H₂O, 20°C)
pKa
3.48±0.20
Safety Description
26-37/39
Solubility In Water
52 g/L
Supplemental Hazard Statements
H318-H302-H315-H319-H335
Symbol
GHS05,GHS07
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