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CAS 633328-98-0

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5-Chloro-1H-pyrazolo[4,3-d]pyrimidine

Description:
5-Chloro-1H-pyrazolo[4,3-d]pyrimidine is a heterocyclic compound characterized by its fused pyrazole and pyrimidine rings, which contribute to its unique chemical properties. This compound typically exhibits a pale yellow to off-white crystalline appearance and is soluble in organic solvents such as dimethyl sulfoxide (DMSO) and dimethylformamide (DMF), but has limited solubility in water. The presence of the chlorine atom at the 5-position of the pyrazolo ring enhances its reactivity and potential for forming derivatives. It is often studied for its biological activity, particularly in medicinal chemistry, where it may exhibit properties such as anti-inflammatory or anticancer effects. The compound's molecular structure allows for various substitutions, making it a versatile scaffold in drug design. Additionally, its stability under standard laboratory conditions makes it suitable for further chemical modifications and applications in research. As with many heterocycles, it may also participate in various chemical reactions, including nucleophilic substitutions and cycloadditions, expanding its utility in synthetic organic chemistry.
Formula:C5H3ClN4
InChI:InChI=1S/C5H3ClN4/c6-5-7-1-4-3(9-5)2-8-10-4/h1-2H,(H,8,10)
SMILES:c1c2c(cn[nH]2)nc(Cl)n1
Synonyms:
  • 1H-Pyrazolo[4,3-d]pyrimidine, 5-chloro-
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