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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1,831 – 1,845 of 7,081 results

1,831

Medchemexpress LLC HY-17561 1g , G-418 (disulfate) CAS:108321-42-2 Purity:>98%

HY-17561 1g G-418 (disulfate) CAS: 108321-42-2 G-418 disulfate (Geneticin sulfate), is an aminoglycoside antibiotic, inhibits protein synthesis in eukaryotes and prokaryotes. G-418 disulfate is commonly used as a selective agent for eukaryotic cells. 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.

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1,832

Medchemexpress LLC Samatasvir | 1312547-19-5 | 99.39% | 885.06 | 100 MG

Samatasvir is a potent, orally active NS5A inhibitor of HCV replication. It is effective and selective against infectious HCV and replicons, with EC50s ranging from 2 to 24 pM in genotype 1 through 5 replicons. This compound maintains full activity even in the presence of HIV and hepatitis B virus (HBV) antivirals and does not exhibit cross-resistance with HCV protease, nucleotide, and nonnucleoside polymerase inhibitor classes.

Potent, orally active NS5A inhibitor of HCV replication.
Effective and selective against infectious HCV and replicons across genotypes 1 through 5.
Retains full activity with HIV and HBV antivirals.
No cross-resistance with other HCV inhibitor classes (protease, nucleotide, and nonnucleoside polymerase inhibitor classes).

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1,833

Medchemexpress LLC L-buthionine-(S,R)-sulfoximine hydrochloride | 00-00-0 | MFCD00067000 | 258.77 | C8H19ClN2O3S | 50 MG

L-Buthionine-(S,R)-sulfoximine hydrochloride is a cell-permeable, potent, and irreversible inhibitor of γ-glutamylcysteine synthetase used in research to deplete intracellular glutathione and investigate oxidative stress and ferroptosis pathways.

Potent, irreversible inhibitor of γ-glutamylcysteine synthetase.
Cell-permeable and fast acting.
Depletes intracellular glutathione for studies of oxidative stress and ferroptosis.
High aqueous solubility: H2O 70 mg/mL (ultrasonic may be required).
Recommended storage: sealed, away from moisture; in solvent -80°C (6 months) or -20°C (1 month).

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1,834

Medchemexpress LLC HY-B0312 100mg Medchemexpress, Dipyridamole CAS:58-32-2 Purity:>98%

Medchemexpress, HY-B0312 100mg Dipyridamole CAS:58-32-2 0 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.

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1,835

eMolecules Medchem Express / TTA-P2 / 1mg / 789373538 / HY-10035 / / 1072018-68-8 / MFCD14636429 / 431.370 / C21H29Cl2FN2O2

Medchem Express / TTA-P2 / 1mg / 789373538 / HY-10035 / / 1072018-68-8 / MFCD14636429 / 431.370 / C21H29Cl2FN2O2

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1,836

Medchemexpress LLC Natamycin | 7681-93-8 | 99.1% | 200 MG

Natamycin is a macrolide antibiotic agent produced by several Streptomyces strains. It functions as a food preservative and an antifungal agent in agriculture, and is commonly used for fungal keratitis research. It inhibits the growth of fungi by preventing amino acid and glucose transport across the plasma membrane. Its mode of action does not rely on ergosterol-dependent permeabilization of the plasma membrane.

Inhibits fungal growth
Functions as a food preservative
Used as an antifungal agent in agriculture
Useful for fungal keratitis research
Does not rely on ergosterol-dependent permeabilization for its mode of action

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1,837

Medchemexpress LLC (E)-N-(3-methyl-1,1-dioxo-1,4-thiazinan-4-yl)-1-(5-nitrofuran-2-yl)methanimine | 23256-30-6 | MFCD00869254 | 99.7% | 287.29 g/mol | C10H13N3O5S | 100 MG

Nifurtimox is a nitrofuran antiprotozoal compound provided as a research-grade chemical for laboratory studies. It is commonly used in experimental models of Trypanosoma cruzi infection and in preclinical studies such as neuroblastoma research and enzyme activity assays.

Antiprotozoal nitrofuran compound for research applications.
Used in Trypanosoma cruzi infection models and neuroblastoma studies.
Reported to modulate lactate dehydrogenase (LDH) activity in assays.
Reported purity 99.72%.
Molecular formula C10H13N3O5S and molar mass ~287.29 g/mol.
Available as a 100 mg research pack.

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1,838

Medchemexpress LLC Chloramphenicol (Standard) | 56-75-7 | 99.7% | 25 MG

Chloramphenicol is an analytical standard intended for research and analytical applications. It is an orally active, potent, and broad-spectrum antibiotic with antibacterial activity. It represses the oxygen-labile transcription factor and hypoxia inducible factor-1 alpha (HIF-1α) in hypoxic A549 and H1299 cells, suppressing mRNA levels of vascular endothelial growth factor (VEGF) and glucose transporter 1, leading to decreased VEGF release.

Used as an analytical standard for research and analytical applications.
Potent, orally active, broad-spectrum antibiotic.
Exhibits antibacterial activity.
Represses HIF-1α in hypoxic A549 and H1299 cells.
Suppresses mRNA levels of VEGF and glucose transporter 1.
Decreases VEGF release.
Suitable for anaerobic infections and lung cancer research.
Commonly used in HPLC, GC, and MS as a reference standard.

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1,839

Medchemexpress LLC Rapamycin (sirolimus) | 53123-88-9 | MFCD00867594 | 99.9% | 914.2 g/mol | C51H79NO13 | 5 G

Rapamycin (sirolimus) is a macrolide compound and potent mTOR inhibitor supplied as a research-grade solid reagent for laboratory use. It modulates autophagy and immune responses, and is provided with high purity for experimental applications.

Macrolide mTOR inhibitor used for research applications.
High purity solid suitable for analytical and biological studies.
CAS number 53123-88-9 for precise identification.
Available in solid quantities including 5 G.
For research use only; not for human or clinical use.

Pricing & Availability

1,840

Medchemexpress LLC JH-X-119-01 | 2227368-54-7 | 99.0% | 452.46 g/mol | C25H20N6O3 | 100 MG

JH-X-119-01 is a research-grade, small-molecule inhibitor selective for interleukin-1 receptor-associated kinase 1 (IRAK1) with reported efficacy in an LPS-induced sepsis mouse model. It is provided as a high-purity powder for preclinical cellular and in vivo studies.

Potent and selective IRAK1 inhibition for signaling studies.
Demonstrated activity in LPS-induced sepsis in mice.
High reported purity suitable for biochemical assays and animal work.
Available in multiple powder package sizes to suit experiment scale.
Stable with recommended cold storage for long-term use.

Pricing & Availability

1,841

eMolecules N-(5-Aminopentyl)acetamide | 32343-73-0 | MFCD19204554 | 1g

Combi-Blocks | N-(5-Aminopentyl)acetamide | 1g | 267203706 | QH-3990 | 95.000 | 32343-73-0 | MFCD19204554 | 144.218 | C7H16N2O

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1,842

eMolecules Medchem Express / HQL-79 / 5mg / 455325943 / HY-108259 / / 162641-16-9 / MFCD00936179 / 377.492 / C22H27N5O

Medchem Express / HQL-79 / 5mg / 455325943 / HY-108259 / / 162641-16-9 / MFCD00936179 / 377.492 / C22H27N5O

Pricing & Availability

1,843

Medchemexpress LLC HY-14881A 50mg , Bedaquiline (fumarate) CAS:845533-86-0 Purity:>98%

HY-14881A 50mg Bedaquiline (fumarate) CAS: 845533-86-0 Bedaquiline fumarate, a diarylquinoline antibiotic that targets ATP synthase, is effective for the treatment of Mycobacterium tuberculosis infections. 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.

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1,844

Sigma Aldrich Fine Chemicals Biosciences Triamterene >=99% | 396-01-0 | MFCD00006708 | 10G

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1,845

Teknova 50mg/ml Chloramphenicol Solution, 25mL in 60mL Bottle, Sterile, 25Pk

50 mg/mL Chloramphenicol Solution in a bottle for laboratory use in microbial selection and cloning workflows. Chloramphenicol is a broad-spectrum inhibitor of prokaryotic protein synthesis that targets the 50S ribosomal subunit. This stock concentration is suitable for preparing working solutions to maintain chloramphenicol-selectable plasmids in bacterial cultures, including E. coli.

Common working concentrations are 25–34 µg/mL in agar or broth for E. coli and other chloramphenicol-selectable bacteria. Use aseptic technique when diluting into sterile media.

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Antibiotics

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Medchemexpress LLC HY-17561 1g , G-418 (disulfate) CAS:108321-42-2 Purity:>98% Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Samatasvir | 1312547-19-5 | 99.39% | 885.06 | 100 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC L-buthionine-(S,R)-sulfoximine hydrochloride | 00-00-0 | MFCD00067000 | 258.77 | C8H19ClN2O3S | 50 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC HY-B0312 100mg Medchemexpress, Dipyridamole CAS:58-32-2 Purity:>98% Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Natamycin | 7681-93-8 | 99.1% | 200 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC (E)-N-(3-methyl-1,1-dioxo-1,4-thiazinan-4-yl)-1-(5-nitrofuran-2-yl)methanimine | 23256-30-6 | MFCD00869254 | 99.7% | 287.29 g/mol | C10H13N3O5S | 100 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Chloramphenicol (Standard) | 56-75-7 | 99.7% | 25 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Rapamycin (sirolimus) | 53123-88-9 | MFCD00867594 | 99.9% | 914.2 g/mol | C51H79NO13 | 5 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC JH-X-119-01 | 2227368-54-7 | 99.0% | 452.46 g/mol | C25H20N6O3 | 100 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC HY-14881A 50mg , Bedaquiline (fumarate) CAS:845533-86-0 Purity:>98% Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Teknova 50mg/ml Chloramphenicol Solution, 25mL in 60mL Bottle, Sterile, 25Pk Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More