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(S)-Bromoenol lactone ((S)-BEL) is a mechanism-based, irreversible inhibitor of calcium-independent phospholipase A2 (iPLA2). In contrast to its enantiomer (R)-BEL, (S)-BEL exhibits a preference for iPLA2γ (Group VIB), typically being about 10- to 100-fold more potent at inhibiting iPLA2γ than iPLA2β (Group VIA). This compound, used in conjunction with (R)-BEL, is a critical pharmacological tool for discriminating the specific functions of iPLA2β versus iPLA2γ in processes such as cellular signaling, arachidonic acid release, and smooth muscle contraction.

| Pack Size | Price | USA Warehouse | Global Warehouse | Quantity |
|---|---|---|---|---|
| 500 μg | $113 | - | In Stock | |
| 1 mg | $198 | 35 days | 35 days | |
| 5 mg | $833 | 35 days | 35 days | |
| 10 mg | $1,320 | 35 days | 35 days |
| Description | (S)-Bromoenol lactone ((S)-BEL) is a mechanism-based, irreversible inhibitor of calcium-independent phospholipase A2 (iPLA2). In contrast to its enantiomer (R)-BEL, (S)-BEL exhibits a preference for iPLA2γ (Group VIB), typically being about 10- to 100-fold more potent at inhibiting iPLA2γ than iPLA2β (Group VIA). This compound, used in conjunction with (R)-BEL, is a critical pharmacological tool for discriminating the specific functions of iPLA2β versus iPLA2γ in processes such as cellular signaling, arachidonic acid release, and smooth muscle contraction. |
| Synonyms | (S,E)-Bromoenol lactone, (S)-BEL |
| Molecular Weight | 317.18 |
| Formula | C16H13BrO2 |
| Cas No. | 478288-94-7 |
| Smiles | O=C1[C@H](C=2C3=C(C=CC2)C=CC=C3)CC/C(=C\Br)/O1 |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. |
Dissolve 2 mg of the compound in 100 μL DMSO
to obtain a stock solution at a concentration of 20 mg/mL . If the required concentration exceeds the compound's known solubility, please contact us for technical support before proceeding.
1) Add 100 μL of the DMSO
stock solution to 400 μL PEG300
and mix thoroughly until the solution becomes clear.
2) Add 50 μL Tween 80 and mix well until fully clarified.
3) Add 450 μL Saline,PBS or ddH2O
and mix thoroughly until a homogeneous solution is obtained.
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