CAS 115621-24-4
:Formula:C5H7NO3
InChI:InChI=1S/C5H7NO3/c7-4-2-1-3-6(4)5(8)9/h1-3H2,(H,8,9)
InChI key:DQAKJEWZWDQURW-UHFFFAOYSA-N
SMILES:C1CC(=O)N(C1)C(=O)O
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Pyrrolidone carboxylic acid
CAS:Pyrrolidone carboxylic acid (PCA) is a key component of the natural moisturizing factor (NMF) and acts as a humectant. It can serve as an essential skin biomarker for assessing skin barrier function and health.Formula:C5H7NO3Molecular weight:129.12
