Cat. No JKB08065_25_G
J&K Chemical

Product Information

Product Name
L-Pyroglutamic acid, 99%
Brand Name
J&K
Product Number
229913
CAS
98-79-3
Molecular Formula
C5H7NO3
Molecular Weight
129.11
Certificate of Analysis (COA)​
COA not found

General Information

Synonyms
H-Pyr-OH
PubChem CID
7405
IUPAC Name
(2S)-5-oxopyrrolidine-2-carboxylic acid
InChI Key
ODHCTXKNWHHXJC-VKHMYHEASA-N
SMILES
C1CC(=O)NC@@H1C(=O)O

Properties

Melting Point
160-163
Optical Activity
-12 to -8 (C=5, H2O)

Safety Information

Signal Word
Warning
Hazard Statement
H315
H319
H335
Precautionary Statement
P280
P321
P261
P271
P319
P405
P501
P302+P352
P332+P317
P362+P364
P264+P265
P305+P351+P338
P337+P317
P304+P340
P403+P233

References Data Source From Pubchem

Comparative urinary metabolomics reveals unique and shared pathways in COVID-19 and liver diseases

Publication Name: Metabolomics : Official journal of the Metabolomic Society
Publication Date: 2026-02-27
DOI: 10.1007/s11306-026-02394-9

Synthesis and Properties of 4-Amino-5-oxoproline Derivatives (A Review)

Publication Name: Russian Journal of General Chemistry
Publication Date: 2026-02-24
DOI: 10.1134/s1070363225606003

Pseudomonas Pichavaramensis sp. nov., Isolated from Brackish Water of Pichavaram Mangrove forest, Tamil Nadu

Publication Name: Current Microbiology
Publication Date: 2026-02-16
DOI: 10.1007/s00284-026-04741-4

RAW 264.7 macrophage cell line as a metabolomic model for analyzing and understanding inflammation processes

Publication Name: Naunyn-Schmiedeberg's Archives of Pharmacology
Publication Date: 2026-02-12
DOI: 10.1007/s00210-026-05038-w

L-Pyroglutamic acid, 99%

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