PZ0022 Sigma-Aldrich

BLI-489 hydrate

≥98% (HPLC)

Synonym: 6-[(5,6-Dihydro-8H-imidazo[2,1-c][1,4]oxazin-2-yl)methylene]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid sodium salt hydrate, WAY-185489



Related Categories Approved Therapeutics/Drug Candidates, B, Bioactive Small Molecule Alphabetical Index, Bioactive Small Molecules, Cell Biology,
Quality Level   100
assay   ≥98% (HPLC)
form   powder, yellow
mfr. no.   Pfizer®
solubility   H2O: >20 mg/mL
originator   Pfizer
storage temp.   room temp
SMILES string   O.[Na+].[O-]C(=O)C1=CS[C@H]2N1C(=O)\C2=C\c3cnc4COCCn34
InChI   1S/C13H11N3O4S.Na.H2O/c17-11-8(12-16(11)9(6-21-12)13(18)19)3-7-4-14-10-5-20-2-1-15(7)10;;/h3-4,6,12H,1-2,5H2,(H,18,19);;1H2/q;+1;/p-1/b8-3-;;/t12-;;/m1../s1



5, 25 mg in glass bottle

Biochem/physiol Actions

BLI-489 is a penem β-lactamase inhibitor, which has shown activity against class A, C, and D β-lactamases. BLI-489 is being tested in combination therapy for drug-resistant bacteria.

Features and Benefits

This compound is also offered as part of Sigma′s Library of Pharmacologically Active Compounds (LOPAC®1280), a biologically annotated collection of high-quality, ready-to-screen compounds. Click here to learn more.

This compound is also offered as part of Sigma′s Library of Pharmacologically Active Compounds (LOPAC®Pfizer), a collection of 90 Pfizer-developed drugs and research tools. Click here to learn more.

Other Notes

This compound was developed by Pfizer for Immunology research. To learn more about Sigma′s partnership with Pfizer and view other authentic, high-quality Pfizer compounds, visit

To browse the list of other pharma-developed compounds and Approved Drugs/Drug Candidates, click here.

Legal Information

Sold for research purposes under agreement from Pfizer Inc.

LOPAC is a registered trademark of Sigma-Aldrich Co. LLC

Pfizer is a registered trademark of Pfizer, Inc.

Safety & Documentation

Safety Information

NONH for all modes of transport
WGK Germany 
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable


Certificate of Analysis (COA)

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