Butyrolactone I
Based on 1 Customer Validation
Butyrolactone I is an orally active and ATP-competitive inhibitor of CDK1. Butyrolactone I inhibits NF-κB, cdc2 kinase, Bax, ROS production, modulates the PERK/CHOP. Butyrolactone I mitigates heat-stress-induced Apoptosis. Butyrolactone I shows anti-inflammatory and intestinal protective activity. Butyrolactone I has antitumor effects against non-small cell lung, small cell lung, prostate cancer and leukemia. Butyrolactone I can be used in NASH research.
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- Purity : 99.80%
- CAS No.: 87414-49-1
- 화학식: C24H24O7
- 분자량:424.44
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보관:
4°C, protect from light
* In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)
To place orders, for customer services and technical support, please contact: MedChemExpress USA
Tel: 609-228-6898 E-mail: [email protected] [email protected]
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Biological Activity
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Chemical Information
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용액&용해도
- Protocol
- 순도&문서
- References
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Help & FAQs
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Biological Activity
제품 설명
IC50 & Target
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CDK1 |
Cellular Effect
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Cell Line
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Type | Value | Description | References |
|---|---|---|---|---|
| BEAS-2B | IC50 |
>20 μM
Compound: 7
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Antiproliferative activity against human BEAS2B cells after 24 hrs by CCK8 assay
Antiproliferative activity against human BEAS2B cells after 24 hrs by CCK8 assay
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[PMID: 30392953] |
| HCC1806 | IC50 |
>20 μM
Compound: 7
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Antiproliferative activity against human HCC1806 cells after 24 hrs by CCK8 assay
Antiproliferative activity against human HCC1806 cells after 24 hrs by CCK8 assay
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[PMID: 30392953] |
| HepG2 | IC50 |
>20 μM
Compound: 7
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Antiproliferative activity against human HepG2 cells after 24 hrs by CCK8 assay
Antiproliferative activity against human HepG2 cells after 24 hrs by CCK8 assay
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[PMID: 30392953] |
| HT-29 | IC50 |
>20 μM
Compound: 7
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Antiproliferative activity against human HT-29 cells after 24 hrs by CCK8 assay
Antiproliferative activity against human HT-29 cells after 24 hrs by CCK8 assay
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[PMID: 30392953] |
| PANC-1 | IC50 |
>20 μM
Compound: 7
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Antiproliferative activity against human PANC1 cells after 24 hrs by CCK8 assay
Antiproliferative activity against human PANC1 cells after 24 hrs by CCK8 assay
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[PMID: 30392953] |
| RBL-2H3 | IC50 |
13.5 μM
Compound: 1; BTL-1
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Antiallergic activity in rat RBL-2H3 cell model assessed as inhibition rate of IgE-mediated degranulation in by measuring beta-aminosidase
Antiallergic activity in rat RBL-2H3 cell model assessed as inhibition rate of IgE-mediated degranulation in by measuring beta-aminosidase
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[PMID: 38640354] |
In Vitro
Butyrolactone I (20 μg/mL, concentration equivalent to IC50 value, 2 h) inhibits the cdc2 kinase activity in PC-14 cells[1].
Butyrolactone I (35-100 μM) inhibits cell proliferation and causes an incomplete cell cycle arrest in G2/M, resulting in occasional skipping of mitosis and subsequent cell cycle progression in human prostate cell lines (DU145, PC-3, LNCaP)[2].
Butyrolactone I (10-50 μM, 24 h) mitigates heat-stress-induced apoptosis in IPEC-J2 cells by modulating the ROS/PERK/CHOP signaling pathway[3].
Butyrolactone I (63-1,000 μM, 2 h) induces morphological and sporulation changes in A. terreus and enhances secondary metabolite production[4].
Butyrolactone I exhibits potent anti-cancer activity against HL-60 (human leukemia) cells and PC-3 cells with the IC50s value of 13.2 μM and 41.7 μM, respectively[5].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only. Further protocols information, click here.
In Vivo
Butyrolactone-I (1-5 mg/kg, p.o., 14 days) alleviates intestinal barrier damage caused by DSS through regulating lactobacillus johnsonii and its metabolites in mice[6].
Butyrolactone I (10-40 mg/kg, p.o., from the 17th week to 24th week) attenuates inflammation in murine NASH by inhibiting the NF-κB signaling pathway[7].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
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Animal Model:Male C57BL/6J mice (heat-stressed)[3]
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Dosage:1, 5 mg/kg
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Administration:Oral gavage (p.o.), 14 days
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Result:Downregulated HSP70 mRNA and mitigated weight loss.
Returned water intake and body temperature to normal levels.
Increased colon length.
Decreased Bax mRNA.
Inhibited the increases in the ROS and MDA levels.
Inhibited endoplasmic reticulum stress (ERS).
Inhibited p-PERK/PERK, p-eIF2α/eIF2α, ATF4, and CHOP.
Chemical Information
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CAS No. 87414-49-1
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Appearance Solid
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분자량 424.44
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화학식 C24H24O7
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Color White to yellow
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SMILES
COC([C@]1(C(C2=CC=C(C=C2)O)=C(C(O1)=O)O)CC3=CC(C/C=C(C)\C)=C(C=C3)O)=O
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Synonyms
Olomoucin
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선적
Room temperature in continental US; may vary elsewhere.
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보관
4°C, protect from light
* In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)
용액&용해도
In Vitro:
DMSO : 100 mg/mL (235.60 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (protect from light). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (protect from light). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
In Vivo:
Select the appropriate dissolution method based on your experimental animal and administration route.
- For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
- To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for In Vivo experiments, it is recommended to prepare freshly and use it on the same day.
- The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.
Add each solvent one by one: 10% DMSO 40% PEG300 5% Tween-80 45% Saline
Solubility: ≥ 2.5 mg/mL (5.89 mM); Clear solution
This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).
Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.
Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
Add each solvent one by one: 10% DMSO 90% (20% SBE-β-CD in Saline)
Solubility: ≥ 2.5 mg/mL (5.89 mM); Clear solution
This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).
Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.
Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:
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Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Please enter your animal formula composition:
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%DMSO +
Recommended: Keep the proportion of DMSO in working solution below 2% if your animal is weak.
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%+
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+%Tween-80 + +
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%Saline +
The co-solvents required include: DMSO, . All of co-solvents are available by MedChemExpress (MCE). , Tween 80. All of co-solvents are available by MedChemExpress (MCE).
Working solution concentration: 0.22 mg/mL
Method for preparing stock solution: mg drug dissolved in μL DMSO. Stock solution concentration: mg/mL. * In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)
1. Take μL DMSO stock solution;
2. Add μL .
μL , mix evenly;
3. Then add μL Tween 80, mix evenly;
4. Then add μL
Please ensure that the stock solution in the first step is dissolved to a clear state, and add co-solvents in sequence. You can use ultrasonic heating (ultrasonic cleaner, recommended frequency 20-40 kHz), vortexing, etc. to assist dissolution.
Protocol
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Apoptosis
Apoptosis, also called programmed cell death, is generally characterized by distinct morphological characteristics.
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TUNEL staining for apoptotic DNA fragmentation
TUNEL staining detects DNA strand breaks by using terminal deoxynucleotidyl transferase to add labeled nucleotides to exposed 3′-OH DNA termini, generating either microscopic staining in fixed cells or tissue sections, or fluorescence/cytometric signal in cell suspensions. TUNEL positivity reflects DNA fragmentation but should not be interpreted alone as definitive apoptosis, because TUNEL can also label necrotic, autolytic, mechanically damaged, or DNA-repair-associated DNA breaks.
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Annexin V plus membrane-impermeant dye apoptosis staining
Annexin V-based apoptosis assays rely on the detection of phosphatidylserine (PS) externalization from the inner leaflet of the plasma membrane to the outer leaflet, an early biochemical hallmark of apoptosis. Fluorescently labeled Annexin V binds PS in a calcium-dependent manner, enabling identification of early apoptotic cells by flow cytometry or fluorescence microscopy. When combined with a membrane-impermeant DNA-binding dye (e. g. , propidium iodide), this approach allows discrimination between viable (Annexin V−/dye−), early apoptotic (Annexin V+/dye−), and late apoptotic or necrotic (Annexin V+/dye+) cell populations by assessing membrane integrity and PS exposure.
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ROS/oxidative-stress fluorescent staining
ROS/oxidative-stress fluorescent staining uses cell-permeant fluorogenic probes that become fluorescent after oxidation inside cells or tissues; commonly used examples include DCFH-DA/DCFDA for broad cellular oxidant detection, DHE for superoxide-related signal detection, MitoSOX for mitochondrial superoxide-related signal detection, and CellROX probes for oxidative-stress-associated fluorescence readouts. The assay detects probe oxidation rather than a single ROS species unless the probe and analysis method have been chemically validated for that species. DCFH-DA enters cells, is deacetylated by intracellular esterases to DCFH, and produces fluorescent DCF after oxidation, so the readout is used as an operational measure of total cellular oxidative stress rather than a species-specific ROS measurement. DHE and MitoSOX can report superoxide-related oxidation, but red fluorescence alone can include non-specific ethidium-like oxidation products; HPLC or optimized spectral approaches are
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Apoptosis Solutions
Apoptosis is a regulated, generally non-lytic cell-death pathway that removes unwanted, damaged, infected, or abnormal cells through coordinated morphological changes, caspase activation, DNA fragmentation, and membrane remodeling. The intrinsic apoptosis pathway is controlled mainly by mitochondrial outer membrane permeabilization, BCL-2 family proteins, cytochrome c release, apoptosome formation, caspase-9 activation, and downstream executioner caspase-3/7 activation. The extrinsic apoptosis pathway is initiated by death receptors such as Fas, TNFR, and TRAIL receptors, which recruit adaptor proteins and activate caspase-8 before engaging executioner caspases or mitochondrial amplification through BID cleavage. Apoptosis is linked to many phenotypes, including cancer cell killing, tissue homeostasis, immune regulation, neurodegeneration, infection response, and treatment-induced cytotoxicity; unresolved questions include how apoptosis interacts with necroptosis, pyroptosis, ferroptos
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Research Protocol for Inflammation-related Diseases
The NLRP3 inflammasome is a cytosolic innate immune signaling platform that integrates priming signals and danger-signal activation to promote caspase-1 activation, maturation of IL-1β and IL-18, and gasdermin D-mediated pyroptotic cell death. The core experimental logic is to determine whether inflammatory disease phenotypes are driven by increased NLRP3 expression, ASC-containing inflammasome assembly, caspase-1 cleavage, GSDMD cleavage, and extracellular release of IL-1β/IL-18 rather than by nonspecific cell injury alone. The pathway is strongly linked to inflammation-related disease phenotypes because monosodium urate crystals activate NALP3/NLRP3 inflammasome signaling in gout-like crystal inflammation, cholesterol crystals activate NLRP3 inflammasomes in atherogenesis models, and DSS-induced intestinal inflammation has been reported to involve NLRP3 inflammasome activity. However, experimental colitis studies also show context-dependent protective effects of NLRP3 inflammasome co
순도&문서
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Data Sheet (281 KB)
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SDS (393 KB)
- English - EN (393 KB)
- Français - FR (393 KB)
- Deutsch - DE (393 KB)
- Norwegian - NO (393 KB)
- Español - ES (393 KB)
- Swedish - SV (393 KB)
- Italian - IT (393 KB)
- Korean - KR (393 KB)
- Portuguese - PT (393 KB)
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Handling Instructions (2659 KB)
References
[1]. Nishio K, et al. Antitumor effects of butyrolactone I, a selective cdc2 kinase inhibitor, on human lung cancer cell lines. Anticancer Res. 1996 Nov-Dec;16(6B):3387-95. P [Content Brief]
[2]. Suzuki M, et al. Butyrolactone I induces cyclin B1 and causes G2/M arrest and skipping of mitosis in human prostate cell lines. Cancer Lett. 1999 Apr 26;138(1-2):121-30. [Content Brief]
[3]. Niu X, et al. Butyrolactone-I from Marine Fungal Metabolites Mitigates Heat-Stress-Induced Apoptosis in IPEC-J2 Cells and Mice Through the ROS/PERK/CHOP Signaling Pathway. Mar Drugs. 2024 Dec 17;22(12):564. [Content Brief]
[4]. Schimmel TG, et al. Effect of butyrolactone I on the producing fungus, Aspergillus terreus. Appl Environ Microbiol. 1998 Oct;64(10):3707-12. [Content Brief]
[5]. An X, et al. Isolation and identification of phase I metabolites of butyrolactone I in rats. Xenobiotica. 2017 Mar;47(3):236-244. [Content Brief]
[6]. Chen S, et al. Butyrolactone-I from marine fungi alleviates intestinal barrier damage caused by DSS through regulating lactobacillus johnsonii and its metabolites in the intestine of mice. J Nutr Biochem. 2025 Jan;135:109786. [Content Brief]
[7]. Tian-Qi C, et al. Butyrolactone I attenuates inflammation in murine NASH by inhibiting the NF-κB signaling pathway. Biochem Biophys Res Commun. 2022 Oct 20;626:167-174. [Content Brief]
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (protect from light). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| DMSO | 1 mM | 2.3560 mL | 11.7802 mL | 23.5605 mL | 58.9011 mL |
| 5 mM | 0.4712 mL | 2.3560 mL | 4.7121 mL | 11.7802 mL | |
| 10 mM | 0.2356 mL | 1.1780 mL | 2.3560 mL | 5.8901 mL | |
| 15 mM | 0.1571 mL | 0.7853 mL | 1.5707 mL | 3.9267 mL | |
| 20 mM | 0.1178 mL | 0.5890 mL | 1.1780 mL | 2.9451 mL | |
| 25 mM | 0.0942 mL | 0.4712 mL | 0.9424 mL | 2.3560 mL | |
| 30 mM | 0.0785 mL | 0.3927 mL | 0.7853 mL | 1.9634 mL | |
| 40 mM | 0.0589 mL | 0.2945 mL | 0.5890 mL | 1.4725 mL | |
| 50 mM | 0.0471 mL | 0.2356 mL | 0.4712 mL | 1.1780 mL | |
| 60 mM | 0.0393 mL | 0.1963 mL | 0.3927 mL | 0.9817 mL | |
| 80 mM | 0.0295 mL | 0.1473 mL | 0.2945 mL | 0.7363 mL | |
| 100 mM | 0.0236 mL | 0.1178 mL | 0.2356 mL | 0.5890 mL |
Butyrolactone I Related Classifications
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