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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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1

Medchemexpress LLC Hexaammineruthenium(II) chloride | 15305-72-3 | MFCD00011477 | 98.0% | 274.16 g/mol | [Ru(NH3)6]Cl2 | 250 MG
SDP

Hexaammineruthenium(II) chloride is a yellow crystalline coordination compound (formula [Ru(NH3)6]Cl2, CAS 15305-72-3) used as a research reagent in catalysis, electrochemistry, and analytical chemistry. It is supplied in small laboratory quantities for bench-scale experiments, characterization, and redox studies.

  • Coordination compound with formula [Ru(NH3)6]Cl2.
  • CAS number 15305-72-3.
  • Yellow crystalline solid, limited solubility in water.
  • Commonly used as a catalyst and redox reagent in electrochemical studies.
  • Available in small pack sizes suitable for research (e.g., 25 mg-1 g).
  • Purity commonly offered around 98% (supplier dependent).
  • Handle with appropriate safety precautions and consult the SDS before use.

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2

Medchemexpress LLC Chloroneb 250mg | 2675-77-6 | 207.05 g/mol | C8H8Cl2O2 | 250 MG
SDP

Chloroneb (1,4-dichloro-2,5-dimethoxybenzene) is a chlorinated dimethoxybenzene fungicide provided as an analytical reference standard for research and residue analysis. Supplied as a solid reference material, it is intended for laboratory and analytical applications; consult the SDS for handling, storage, and safety information.

  • Analytical reference standard for pesticide and fungicide residue analysis.
  • High chemical purity suitable for chromatographic and spectrometric methods.
  • Stable as a solid at room temperature for extended storage.
  • Soluble in common organic solvents for solution preparation.
  • Intended for research use only; not for human or clinical use.

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3

Medchemexpress LLC Ethyl 2-chloronicotinate | 1452-94-4 | MFCD00674129 | 100.0% | 185.61 g/mol | C8H8ClNO2 | 250 G
SDP

Ethyl 2-chloronicotinate (CAS 1452-94-4) is an organic intermediate and biochemical reagent used in medicinal chemistry and small-molecule synthesis. It functions as a chlorinated nicotinate ester for constructing heterocyclic scaffolds and performing ester-related transformations in research applications. Supplied for research use only.

  • High purity (99.96%) suitable for synthesis.
  • Molecular weight 185.61 g/mol.
  • Molecular formula C8H8ClNO2.
  • Available in multiple pack sizes, including 250 g.
  • Recommended storage: pure form -20°C for up to 3 years.

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4

Medchemexpress LLC 5,7-dichloro-[1,3]thiazolo[5,4-d]pyrimidine | 13479-88-4 | MFCD09702027 | ≥98.0% | 206.05 g/mol | C5HCl2N3S | 250 MG
SDP

5,7-Dichlorothiazolo[5,4-d]pyrimidine (CAS 13479-88-4) is a chlorinated heterocyclic building block used as an intermediate in small-molecule and medicinal chemistry synthesis. It is supplied in research-scale quantities and is offered by chemical suppliers in defined purity grades for use in route scouting and heterocycle construction.

  • Used as a synthetic building block for heterocycle construction and medicinal chemistry.
  • Molecular formula C5HCl2N3S and molecular weight 206.05 g/mol.
  • CAS number 13479-88-4 for unambiguous identification.
  • Offered in small pack sizes suitable for research (50 mg-500 mg).
  • Available in high-purity grades (reported ≥98% by some suppliers).
  • Supplied with standard documentation such as COA and SDS for quality verification.

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