Pyrimidines And Derivatives

Aromatic organic compounds that consist of an aromatic six-membered ring containing two non-adjacent nitrogen atoms and four carbon atoms; includes compounds derived from pyrimidines.

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991 – 1,005 of 9,535 results

991

Medchemexpress LLC Moschamine | 193224-22-5 | 98.1% | 352.38 g/mol | C20H20N2O4 | 250 MG

Moschamine is an endogenous metabolite supplied for research use that inhibits excessive mitochondrial superoxide production. It is provided as a solid for in vitro research applications and is not for human or clinical use.

Inhibits excessive mitochondrial superoxide production.
High reported purity of 98.1%.
Molecular weight 352.38 g/mol and formula C20H20N2O4.
Soluble in DMSO at approximately 100 mg/mL; ultrasonic assistance may be required.
Stable as a solid at room temperature (3 years); in solvent: -80°C (2 years), -20°C (1 year).
Available in multiple pack sizes, including a 250 mg vial for convenient handling.

Pricing & Availability

992

eMolecules 23680-40-2 | Methyl 3-bromopropiolate | Synthonix | MFCD22989330 | 162.970 | C4H3BrO2 | 95.000 | COC(=O)C#CBr | 250mg | 649427516

Methyl 3-bromopropiolate | Synthonix | 23680-40-2 | MFCD22989330 | 162.970 | C4H3BrO2 | 95.000 | COC(=O)C#CBr | 250mg | 649427516

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993

Medchemexpress LLC Tisolagiline methylsulfate | 1894207-45-4 | 99.8% | 25 MG

Tisolagiline (KDS2010) methylsulfate is a selective, reversible, and orally active inhibitor for MAO-B with an IC50 of 8 nM. It demonstrates neuroprotective and anti-neuroinflammatory activities.

Selective, reversible, and orally active MAO-B inhibitor
IC50 of 8 nM
Demonstrates neuroprotective activities
Demonstrates anti-neuroinflammatory activities

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994

eMolecules 51953-14-1 | 2,4-Dihydroxypyrimidine | MFCD00068245 | 5g

Combi-Blocks | 2,4-Dihydroxypyrimidine | 5g | 205411440 | SS-8349 | 96.000 | 51953-14-1 | MFCD00068245 | 112.088 | C4H4N2O2

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995

Apexbio Technology LLC Phytic acid 83-86-3 250mg

Phytic acid (CAS 83-86-3) is a naturally occurring polyphosphorylated carbohydrate predominantly isolated from plant seeds It functions as a chelating agent binding mineral ions such as iron and calcium thereby modulating their bioavailability Through its antioxidant properties and regulation of cellular signaling pathways phytic acid is investigated for roles in cell proliferation apoptosis and metabolism Its utility extends to studies on mineral absorption cancer biology and oxidative stress The compound is soluble in water ethanol and acetone and it should be stored in a tightly sealed container under cool dry conditions to maintain stability

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996

Medchemexpress LLC Retinoic acid ethyl ester-d5 | 78995-96-7 | 99.2% | C22H27D5O2 | 10MG

Retinoic acid ethyl ester-d5 is the deuterium-labeled isotopologue of retinoic acid ethyl ester supplied for use as an internal standard in analytical chemistry. It is intended for isotope-dilution LC-MS/MS and related workflows to enable accurate quantitation and method validation.

Deuterium-labeled internal standard for isotope-dilution mass spectrometry.
High isotopic enrichment to improve quantitation accuracy.
High purity suitable for analytical workflows.
Supplied as an oil to facilitate solution preparation.
Stable under recommended storage conditions for consistent performance.

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997

Medchemexpress LLC Sodium 2-oxopropanoate-13C | 124052-04-6 | 98.9% | 111.04 g/mol | C2(13C)CH3NaO3 | 250 MG

Sodium 2-oxopropanoate-13C is the 13C-labeled form of sodium pyruvate intended for use as a metabolic tracer and reactive oxygen species (ROS) research reagent. It is supplied as a solid with confirmed isotopic enrichment and HPLC-verified chemical purity; store dry at room temperature, or in solution at -20°C to -80°C for extended storage.

13C isotopic labeling for tracer and quantitation applications.
High isotopic enrichment, approximately 99%.
High chemical purity, 98.9% by HPLC.
Solid, white to off-white appearance for easy handling.
Stable storage profile for long-term solutions at low temperatures.
For research use only.

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998

Medchemexpress LLC Methyl cinnamate | 103-26-4 | MFCD00008458 | 99.6% | 162.19 g·mol⁻¹ | C10H10O2 | 25 G

Methyl cinnamate (CAS 103-26-4) is an aromatic ester used as a flavor and fragrance component and as a reagent in organic synthesis and biological assays. Supplied as a high-purity crystalline compound, it is suitable for analytical, preparative, and research applications.

High purity for analytical use.
Molecular formula C10H10O2; molecular weight 162.19 g·mol⁻¹.
Common applications include flavor and fragrance studies and small-molecule research.
Available in multiple laboratory pack sizes for convenience.
Stable under standard laboratory storage conditions and easy to handle.

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999

Medchemexpress LLC Egnhs | 70539-42-3 | >97.5% | 250 MG

EGNHS is an alkyl/ether-based PROTAC linker utilized in the synthesis of PROTACs. PROTACs, or Proteolysis-Targeting Chimeras, consist of two different ligands connected by a linker; one ligand targets an E3 ubiquitin ligase, and the other targets the protein of interest. This mechanism exploits the intracellular ubiquitin-proteasome system to selectively degrade target proteins.

Alkyl/ether-based PROTAC linker
Used in the synthesis of PROTACs
Exploits intracellular ubiquitin-proteasome system to selectively degrade target proteins
Storage as powder: -20°C for 3 years, 4°C for 2 years
Storage in solvent: -80°C for 6 months, -20°C for 1 month

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1,000

Alkali Scientific X GAL (5 Bromo 4 chloro 3 indolyl β D galactoside), 250 Mg

X GAL (5-Bromo-4-chloro-3-indolyl β-D-galactoside), 250 mg, is a chromogenic substrate used in molecular biology to detect β-galactosidase activity. This reagent is essential in assays involving gene expression studies, particularly when monitoring bacterial cells that have been genetically engineered with the lacZ gene. When cleaved by β-galactosidase, X GAL produces a blue color, providing a visible marker for successful gene expression. This product is commonly used in bacterial cloning, gene mapping, and protein expression studies where β-galactosidase activity serves as a reporter. It is ideal for research applications requiring high-quality, consistent results.

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1,001

Apexbio Technology LLC Disperse Red 1 2872-52-8 250mg

Disperse Red 1 (CAS 2872-52-8) is an azobenzene derivative employed as a photosensitive molecular tool It modulates biomolecular or polymer conformations via reversible photoinduced cis-trans isomerization upon exposure to specific wavelengths of light enabling optical regulation of cellular processes Disperse Red 1 exerts its biological effects primarily through light-triggered isomerization of its azo bond facilitating structural changes in target systems In experimental studies it is utilized to investigate cellular signaling pathways receptor activation mechanisms photocontrolled drug delivery and to regulate neuronal activity or membrane permeability in neurobiology and cell biology research Based on these properties Disperse Red 1 holds research potential in the photoregulation of biological processes optogenetics and experimental pharmacology

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1,002

Medchemexpress LLC 2H-1-Benzopyran-6-carbonitrile, 3,4-dihydro-2,2-dimethyl-4-(2-oxo-1-pyrrolidinyl)-3-(phosphonooxy)- | 1802655-72-6 | C16H19N2O6P | 250 MG

Foslevcromakalim (QLS-101) is an ATP-sensitive potassium channel opener and is used as a proagent for ocular hypotensive effect.

ATP-sensitive potassium channel opener
Proagent for ocular hypotensive effect
High purity: 99.52%
Store powder at -20°C for 3 years or 4°C for 2 years
Store in solvent at -80°C for 6 months or -20°C for 1 month

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1,003

Medchemexpress LLC Cefoperazone (sodium salt) (Standard) | 62893-20-3 | 99.1% | 250 MG

Cefoperazone (sodium salt) (Standard) is the analytical standard of Cefoperazone (sodium salt). This product is intended for research and analytical applications. Cefoperazone sodium salt (CP 52640-2), a semisynthetic cephalosporin, has a broad spectrum of antibacterial activity.

Analytical standard for Cefoperazone (sodium salt)
Intended for research and analytical applications
Semisynthetic cephalosporin with broad-spectrum antibacterial activity
Used in qualitative, quantitative, and methodological research experiments in HPLC, GC, and MS
Store at 4°C, sealed and dry, away from light and moisture
Shipping at room temperature for short durations (less than 2 weeks)

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1,004

Medchemexpress LLC (R)-Ethyl 5-(2,2-dimethyltetrahydro-2H-pyran-4-yl)-1H-indole-2-carboxylate | 2758661-69-5 | 301.38 | 250 MG

(R)-Ethyl 5-(2,2-dimethyltetrahydro-2H-pyran-4-yl)-1H-indole-2-carboxylate is a drug intermediate for synthesis of various active compounds. It is intended for research use only and has not been fully validated for medical applications.

Drug intermediate for synthesis of active compounds
For research use only

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1,005

Medchemexpress LLC Ethyl tetradecanoate 500g

Ethyl tetradecanoate which is an ester formed by the condensation of ethanol and myristic acid is commonly used as a flavoring agent and fragrance in the food and cosmetic industries

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Pyrimidines And Derivatives

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Medchemexpress LLC Moschamine | 193224-22-5 | 98.1% | 352.38 g/mol | C20H20N2O4 | 250 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Tisolagiline methylsulfate | 1894207-45-4 | 99.8% | 25 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Apexbio Technology LLC Phytic acid 83-86-3 250mg Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Retinoic acid ethyl ester-d5 | 78995-96-7 | 99.2% | C22H27D5O2 | 10MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Sodium 2-oxopropanoate-13C | 124052-04-6 | 98.9% | 111.04 g/mol | C2(13C)CH3NaO3 | 250 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Methyl cinnamate | 103-26-4 | MFCD00008458 | 99.6% | 162.19 g·mol⁻¹ | C10H10O2 | 25 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Egnhs | 70539-42-3 | >97.5% | 250 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Alkali Scientific X GAL (5 Bromo 4 chloro 3 indolyl β D galactoside), 250 Mg Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Apexbio Technology LLC Disperse Red 1 2872-52-8 250mg Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC 2H-1-Benzopyran-6-carbonitrile, 3,4-dihydro-2,2-dimethyl-4-(2-oxo-1-pyrrolidinyl)-3-(phosphonooxy)- | 1802655-72-6 | C16H19N2O6P | 250 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Cefoperazone (sodium salt) (Standard) | 62893-20-3 | 99.1% | 250 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC (R)-Ethyl 5-(2,2-dimethyltetrahydro-2H-pyran-4-yl)-1H-indole-2-carboxylate | 2758661-69-5 | 301.38 | 250 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Ethyl tetradecanoate 500g Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More