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.

Search Within Results

2,071 – 2,085 of 7,041 results

2,071

Medchemexpress LLC Magainin 1 | 108433-99-4 | 99.9% | 2409.85 | 500 UG

Magainin 1 is an antimicrobial and amphipathic peptide isolated from the skin of *Xenopus laevis*. It exhibits antibiotic activity against various Gram-negative and Gram-positive bacteria by interacting with acidic lipids to form an amphiphilic helix, leading to membrane leakage.

Antimicrobial and amphipathic peptide
Isolated from *Xenopus laevis* skin
Exhibits antibiotic activity against Gram-negative and Gram-positive bacteria
Interacts with acidic lipids through electrostatic and hydrophobic interactions
Forms an amphiphilic helix
Induces leakage of calcein from negatively-charged vesicles
Binds to bovine brain phosphatidylserine sonicated vesicles

Pricing & Availability

2,072

Medchemexpress LLC D-Cl-amidine hydrochloride | 2985338-61-0 | MFCD33398967 | 99.9% | 347.24 g/mol | C14H20Cl2N4O2 | 10 MG

D-Cl-amidine hydrochloride is a potent, selective inhibitor of protein arginine deiminase 1 (PAD1). Supplied as the hydrochloride salt and available as a solid or as a 10 mM DMSO solution, it is used in biochemical and cell-based studies to probe PAD1-mediated citrullination, influence on cell viability, and induction of apoptosis.

High purity (≈99.9%) suitable for research use.
Available as small solid batches and a DMSO solution for flexible dosing.
Readily soluble in DMSO and water for assay preparation.
Documented in vitro activity and measurable exposure in vivo.
Suitable for biochemical and cell-based assays.
Store protected from light and under inert atmosphere for stability.

Pricing & Availability

2,073

eMolecules 1108743-60-7 | ENTRECTINIB(RXDX-101) | AstaTech | MFCD28129099 | 560.650 | C31H34F2N6O2 | 95.000 | CN1CCN(CC1)c1ccc(C(=O)Nc2n[nH]c3ccc(Cc4cc(F)cc(F)c4)cc23)c(NC2CCOCC2)c1 | 0.1g | 524392491

ENTRECTINIB(RXDX-101) | AstaTech | 1108743-60-7 | MFCD28129099 | 560.650 | C31H34F2N6O2 | 95.000 | CN1CCN(CC1)c1ccc(C(=O)Nc2n[nH]c3ccc(Cc4cc(F)cc(F)c4)cc23)c(NC2CCOCC2)c1 | 0.1g | 524392491

Pricing & Availability

2,074

eMolecules 943319-70-8 | Medchem Express | Ponatinib | 10mg | 446260626 | HY-12047 | MFCD17215203 | 532.571 | C29H27F3N6O

Medchem Express | Ponatinib | 10mg | 446260626 | HY-12047 | 943319-70-8 | MFCD17215203 | 532.571 | C29H27F3N6O

Pricing & Availability

2,075

Alkali Scientific Thiamiphenicol, 25 G

Thiamphenicol is available in this 25 g powder form for laboratory research and clinical applications. It serves as an antibiotic that inhibits bacterial protein synthesis, particularly in Gram-negative and Gram-positive bacteria. Thiamphenicol binds to bacterial ribosomes, blocking protein elongation and halting cell growth. This 25 g quantity is used for preparing large batches of stock solution, which are then diluted for treatment or experimentation. In clinical settings, it is used in the treatment of various bacterial infections, while in research it is utilized for studying bacterial resistance, testing susceptibility, and examining the mechanisms behind antibiotic action and bacterial survival.

Pricing & Availability

2,076

Research Products International Corp Ticarcillin Disodium Salt, 5 Grams

Ticarcillin disodium salt is an antibiotic that belongs to the class of drugs known as penicillin. It is a broad-spectrum antibiotic effective against various bacterial infections.

Ticarcillin disodium salt is commonly used in the field of life sciences for research applications.

In the life science marketplace, ticarcillin disodium salt is primarily utilized as a selective agent in microbiology and molecular biology experiments.

It is often incorporated into culture media to inhibit the growth of certain bacteria, allowing for the selective growth of desired organisms or the detection of specific bacterial strains.

Researchers and scientists working in fields such as microbiology, immunology, and molecular biology may employ ticarcillin disodium salt to study bacterial resistance mechanisms, evaluate the efficacy of antimicrobial compounds, or isolate and identify specific bacterial species.

Pricing & Availability

2,077

Medchemexpress LLC Sotorasib racemate 100mg | 2252403-56-6 | 100 MG

Sotorasib racemate is the racemic form of sotorasib, a covalent KRAS G12C inhibitor for use in cancer research. Supplied as a research-grade solid, it includes reported purity, solubility, and storage recommendations for preclinical and in vitro studies.

Racemic sotorasib with covalent KRAS G12C inhibition
Suitable for in vitro and preclinical cancer research
Reported purity of 98.99%
Soluble in DMSO (≈3.85 mg/mL); ultrasonic agitation recommended
Store under nitrogen at -20°C; in solution store at -80°C for extended storage

Pricing & Availability

2,078

Medchemexpress LLC Cl-amidine (hydrochloride) | 1373232-26-8 | 99.4% | 347.25 g·mol⁻¹ | C14H20Cl2N4O2 | 100 MG

Cl-amidine hydrochloride is the hydrochloride salt of Cl-amidine, a peptidylarginine deiminase (PAD) inhibitor used in biochemical and cellular research. It is supplied as a white to light yellow solid with batch-specific high purity and is applied to inhibit PAD-mediated protein citrullination in vitro and in vivo studies.

High purity suitable for biochemical and cellular research.
Pan-PAD inhibition activity for PAD1, PAD3, and PAD4 studies.
White to light yellow solid for stable storage and handling.
Molecular weight 347.25 g·mol⁻¹ for accurate dosing.
Recommended storage at -20°C under nitrogen to preserve stability.

Pricing & Availability

2,079

Medchemexpress LLC (1R,2R)-2-PCCA hydrochloride | 1609563-71-4 | 98.1% | 528.56 g/mol | C30H39Cl2N3O | 5 MG

(1R,2R)-2-PCCA hydrochloride is a diastereomer of 2-PCCA and a potent small-molecule agonist of the GPR88 receptor for research applications. It shows high potency in biochemical assays and measurable cellular activity, supplied as a solid hydrochloride salt with defined purity and solubility for in vitro and in vivo use.

Potent GPR88 receptor agonist with EC50 3 nM in cell-free assay.
Demonstrates cellular activity with EC50 603 nM in cell-based assays.
High purity solid (98.08%).
Soluble in DMSO (50 mg/mL) and compatible with stated in vivo formulations.
Light yellow to khaki solid; store at 4°C under nitrogen; solutions stable at -80°C for six months.

Pricing & Availability

2,080

Medchemexpress LLC HY-112473 100mg Medchemexpress, NAV-2729 CAS:419547-11-8 Purity:98%

Medchemexpress,HY-112473 100mg NAV-2729 CAS:419547-11-8 Formula:C25H17ClN4O3 NAV-2729 is a dual Arf1/Arf6 activation inhibitor. 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

2,081

Medchemexpress LLC D-Cl-amidine hydrochloride | 2985338-61-0 | 99.9% | 347.24 g/mol | C14H20Cl2N4O2 | 100 MG

D-Cl-amidine hydrochloride is a research-grade small-molecule inhibitor provided as the hydrochloride salt and intended for in vitro and preclinical studies. It is supplied as a solid powder with high reported purity and should be handled and stored under recommended conditions to preserve stability.

Selective inhibitor of protein arginine deiminase 1 (PAD1).
Hydrochloride salt, solid form.
High purity (99.9%).
White to light yellow powder.
Store at -20°C, protect from light and moisture.
Available in research quantities such as 100 MG.

Pricing & Availability

2,082

Chem-Impex International, Inc. Lincomycin hydrochloride | MFCD00083647 | 1G

Lincomycin hydrochloride, MFCD00083647, 1G

Pricing & Availability

2,083

Medchemexpress LLC Valproic acid-d6 | 87745-18-4 | MFCD01074058 | 99.8% | 150.25 | C8H10D6O2 | 5 MG

Valproic acid-d6 is the deuterium-labeled analogue of valproic acid used as an internal standard and tracer in analytical chemistry and biochemical research. It contains six deuterium atoms for clear mass differentiation and is intended for quantitative assays where isotopic labeling improves accuracy and precision.

deuterium-labeled internal standard (d6) for quantitative analysis
high isotopic purity, 99.8%
molecular formula C8H10D6O2; molecular weight 150.25
suitable for NMR, GC-MS, and LC-MS applications
store at -20°C for long-term; follow recommended solvent storage conditions
colorless to light yellow liquid appearance

Pricing & Availability

2,084

Apexbio Technology LLC Butoconazole nitrate 64872-77-1 50mg

Butoconazole nitrate (CAS 64872-77-1) is a small-molecule inhibitor designed to disrupt fungal sterol biosynthesis thereby impacting fungal cell membrane integrity Butoconazole nitrate exerts its biological activity primarily through inhibition of fungal sterol (ergosterol) production In laboratory studies butoconazole nitrate demonstrates inhibitory effects against Candida species especially Candida albicans with an IC50 in the low micromolar range Based on these pharmacological properties butoconazole nitrate holds research potential in studies on fungal pathogenesis antifungal resistance mechanisms and in vitro fungal infection models

Pricing & Availability

2,085

Medchemexpress LLC Clarithromycin (Standard) | 81103-11-9 | 99.9% | 747.95 | 25 MG

Clarithromycin (Standard) is the analytical standard of Clarithromycin, intended for research and analytical applications. It exhibits a broad spectrum of antimicrobial activity. It inhibits CYP3A4-catalyzed triazolam alpha-hydroxylation with an IC50 (Ki) value of 56 (43) μM and significantly inhibits the HERG potassium current. Clarithromycin affects autophagic flux by impairing the signaling pathway linking hERG1 and PI3K.

Intended for research and analytical applications.
Exhibits a broad spectrum of antimicrobial activity.
Inhibits CYP3A4-catalyzed triazolam alpha-hydroxylation.
Significantly inhibits the HERG potassium current.
Affects autophagic flux by impairing the signaling pathway linking hERG1 and PI3K.
Commonly used in qualitative, quantitative, and methodological research experiments in HPLC, GC, and MS.

Pricing & Availability

Antibiotics

Filtered Search Results

Narrow Results

Medchemexpress LLC Magainin 1 | 108433-99-4 | 99.9% | 2409.85 | 500 UG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC D-Cl-amidine hydrochloride | 2985338-61-0 | MFCD33398967 | 99.9% | 347.24 g/mol | C14H20Cl2N4O2 | 10 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Research Products International Corp Ticarcillin Disodium Salt, 5 Grams Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Sotorasib racemate 100mg | 2252403-56-6 | 100 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Cl-amidine (hydrochloride) | 1373232-26-8 | 99.4% | 347.25 g·mol⁻¹ | C14H20Cl2N4O2 | 100 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC (1R,2R)-2-PCCA hydrochloride | 1609563-71-4 | 98.1% | 528.56 g/mol | C30H39Cl2N3O | 5 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC HY-112473 100mg Medchemexpress, NAV-2729 CAS:419547-11-8 Purity:98% Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC D-Cl-amidine hydrochloride | 2985338-61-0 | 99.9% | 347.24 g/mol | C14H20Cl2N4O2 | 100 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Valproic acid-d6 | 87745-18-4 | MFCD01074058 | 99.8% | 150.25 | C8H10D6O2 | 5 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Clarithromycin (Standard) | 81103-11-9 | 99.9% | 747.95 | 25 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More