Antibiotics

Compounds and substances that kill or slow the growth of bacteria; used as a means of preventing bacterial contamination in cell cultures; various formulations and volumes available.

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6,361 – 6,375 of 6,973 results

6,361

Medchemexpress LLC HY-B0496 500mg , PMSF Phenylmethylsulfonyl fluoride;Benzylsulfonyl fluoride CAS:329-98-6 Purity:98%

Medchemexpress, HY-B0496 500mg PMSF Phenylmethylsulfonyl fluoride;Benzylsulfonyl fluoride CAS:329-98-6 Formula:C7H7FO2S Purity:98% PMSF is an irreversible serine/cysteine protease inhibitor. Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.

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6,362

United States Biological Corporation Erythromycin A 9,11-Imino Ether | 161193-44-8 | 5 mg

Erythromycin A 9,11-Imino Ether | Purity: ≥95% | Mol Wt: 730.93 | 161193-44-8 | 5 mg

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6,363

Apexbio Technology LLC Istaroxime hydrochloride 374559-48-5 2mg

Istaroxime hydrochloride (CAS 374559-48-5) also known as PST2744 is a small-molecule inhibitor of Na /K -ATPase with an IC50 of 0 43 0 15 M In vitro studies demonstrate that istaroxime selectively inhibits Na /K -ATPase activity in canine kidney preparations without significant interactions with unrelated receptors The compound enhances cellular contractility increasing inotropic response by up to 60% and augments atrial contractility in isolated guinea pig hearts across concentrations of 0 3 30 M Preclinical studies indicate that istaroxime has a safety profile superior to digoxin Clinically istaroxime is under investigation for its potential in treating acute heart failure by improving intracellular calcium cycling and cardiac contractility

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6,364

Apexbio Technology LLC Norfloxacin 70458-96-7 5g

Norfloxacin (70458-96-7) is a small-molecule inhibitor targeting bacterial DNA gyrase It is designed to inhibit DNA gyrase thereby interfering with bacterial DNA replication and transcription Norfloxacin exerts its biological activity primarily through inhibition of topoisomerase activity by binding to bacterial DNA gyrase disrupting DNA supercoiling and strand separation Norfloxacin demonstrates broad-spectrum antibacterial inhibition with reported IC50 values ranging from approximately 0 1 to 10 M depending on bacterial species and assay conditions Based on these pharmacological properties norfloxacin holds research potential in studies of bacterial DNA replication mechanisms antimicrobial susceptibility assays and resistance analyses

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6,365

Medchemexpress LLC Valinomycin | 2001-95-8 | 25 MG

Valinomycin is a potassium-specific ionophore that forms a complex with K+ ions. This complex can be incorporated into biological bilayer membranes, disrupting the normal K+ gradient across the membrane and consequently killing cells. When incorporated into liposomes, its cytotoxicity is significantly reduced, and its targeting effect is enhanced. Valinomycin demonstrates antibiotic, antifungal, antiviral, antitumor, and insecticidal efficacy, making it suitable for relevant research.

Potassium-specific ionophore
Disrupts normal K+ gradient across membranes
Reduced cytotoxicity and enhanced targeting effect when incorporated into liposomes
Exhibits antibiotic, antifungal, antiviral, antitumor, and insecticidal efficacy

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6,366

eMolecules 6140-61-0 | 4,4-DIMETHYL-5-OXOPENTANENITRILE | AstaTech | MFCD00039734 | 125.171 | C7H11NO | 95.000 | CC(C)(CCC#N)C=O | 0.25g | 449734422

4,4-DIMETHYL-5-OXOPENTANENITRILE | AstaTech | 6140-61-0 | MFCD00039734 | 125.171 | C7H11NO | 95.000 | CC(C)(CCC#N)C=O | 0.25g | 449734422

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6,367

Selleck Chemical LLC Azithromycin S1835-1g

Azithromycin is an antibiotic by inhibiting protein synthesis used for the treatment of bacterial infections

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6,368

Medchemexpress LLC N-(6-chloro-3-pyridinyl)-3,4-difluoro-benzamide | 325457-89-4 | ≥98.0% | 10 MG

ICA-27243 is a selective, potent, orally active KCNQ2/KCNQ3 potassium channel opener used as a research tool to study neuronal M-currents and anticonvulsant pharmacology.

Selective activation of KCNQ2/KCNQ3 channels
Orally active with reported EC50 of 0.38 μM
Demonstrated antiepileptic and anticonvulsant effects in preclinical models
High chemical purity suitable for research use
Solid form, stored at -20 °C for stability

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6,369

Medchemexpress LLC Vancomycin (hydrochloride) | 1404-93-9 | 99.5% | 1485.71 | 5 G

Vancomycin hydrochloride is an antibiotic used for treating bacterial infections. It functions by inhibiting the second stage of cell wall synthesis in susceptible bacteria. It also modifies cell membrane permeability and selectively inhibits ribonucleic acid synthesis.

Antibiotic for bacterial infections.
Inhibits the second stage of cell wall synthesis in susceptible bacteria.
Alters cell membrane permeability.
Selectively inhibits ribonucleic acid synthesis.
Active against a large number of Gram-positive bacteria, including Staphylococcus aureus, Staph. epidermidis, Str. agalactiae, Str. bovis, Str. mutans, viridans streptococci, and enterococci.
Glycopeptide compound with a molecular weight of 1450 Da.

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6,370

Medchemexpress LLC Thiophanate-Methyl | 23564-05-8 | 99.9% | 500 MG

Thiophanate-Methyl is a systematic fungicide intended for research applications.

Acts as a fungal inhibitor.
Aids in the control of fungal infections.

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6,371

Medchemexpress LLC Natamycin | 7681-93-8 | MFCD00078278 | ≥98% | 5 G

Natamycin (Pimaricin) is a macrolide antibiotic agent produced by several *Streptomyces* strains. It inhibits the growth of fungi via inhibition of amino acid and glucose transport across the plasma membrane. It serves as a food preservative, an antifungal agent in agriculture, and is extensively used in fungal keratitis research.

Acts as a macrolide antibiotic agent.
Inhibits fungal growth by blocking amino acid and glucose transport.
Functions as a food preservative.
Used as an antifungal agent in agriculture.
Applicable in fungal keratitis research.

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6,372

Alkali Scientific Rapamycin, 5 Mg

Rapamycin (5mg) is a potent cell growth inhibitor used extensively in research to study cell signaling and growth regulation. It targets and inhibits mTOR (mechanistic target of rapamycin), a key regulator of cell metabolism, growth, and proliferation. By suppressing mTOR activity, Rapamycin effectively halts cell cycle progression, making it valuable in cancer research, immunology, and aging studies. Additionally, Rapamycin's immunosuppressive properties are utilized in clinical applications to prevent organ rejection in transplant patients. In laboratory settings, it is used to study the effects of mTOR inhibition on cellular responses to stress and nutrient availability.

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6,373

Sigma Aldrich Fine Chemicals Biosciences Orbifloxacin United States Pharmacopeia (USP) Reference Standard | 113617-63-3 | MFCD00864858 | 350MG

Orbifloxacin United States Pharmacopeia (USP) Reference Standard | Mol Wt: 395.38 | 113617-63-3 | MFCD00864858 | 350MG

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6,374

Medchemexpress LLC HY-15489 10mg Medchemexpress, Scriptaid CAS:287383-59-9 Purity:>98%

Medchemexpress, HY-15489 10mg Scriptaid CAS:287383-59-9 Scriptaid is a potent histone deacetylase (HDAC) inhibitor, used in cancer research. Scriptaid is also a sensitizer to antivirals and has potential for epstein-barr virus (EBV)-associated lymphomas treatment. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.

Pricing & Availability

6,375

Medchemexpress LLC Bio-THZ1 | 1604811-14-4 | 98.1% | 10 MG

bio-THZ1 is a biotinylated version of THZ1 that irreversibly binds to CDK7. THZ1 is identified as a selective and potent covalent CDK7 inhibitor with an IC50 of 3.2 nM.

Biotinylated version of THZ1
Irreversibly binds to CDK7
Selective and potent covalent CDK7 inhibitor
IC50 of 3.2 nM

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Antibiotics

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Medchemexpress LLC HY-B0496 500mg , PMSF Phenylmethylsulfonyl fluoride;Benzylsulfonyl fluoride CAS:329-98-6 Purity:98% Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

United States Biological Corporation Erythromycin A 9,11-Imino Ether | 161193-44-8 | 5 mg Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Valinomycin | 2001-95-8 | 25 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC N-(6-chloro-3-pyridinyl)-3,4-difluoro-benzamide | 325457-89-4 | ≥98.0% | 10 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Vancomycin (hydrochloride) | 1404-93-9 | 99.5% | 1485.71 | 5 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Thiophanate-Methyl | 23564-05-8 | 99.9% | 500 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Natamycin | 7681-93-8 | MFCD00078278 | ≥98% | 5 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC HY-15489 10mg Medchemexpress, Scriptaid CAS:287383-59-9 Purity:>98% Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Bio-THZ1 | 1604811-14-4 | 98.1% | 10 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More