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CAS 10132-99-7

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Benzenesulfonic acid, 4-[4-[2-(3-chloro-2-hydroxy-5-nitrophenyl)diazenyl]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-, sodium salt (1:1)

Description:
Benzenesulfonic acid, 4-[4-[2-(3-chloro-2-hydroxy-5-nitrophenyl)diazenyl]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-, sodium salt (1:1), commonly referred to by its CAS number 10132-99-7, is a complex organic compound characterized by its azo dye structure. This substance features a sulfonic acid group, which enhances its solubility in water, making it useful in various applications, particularly in dyeing and as a pH indicator. The presence of the chloro and nitro substituents on the aromatic ring contributes to its reactivity and potential applications in organic synthesis. The sodium salt form indicates that it is a stable, ionic compound, which can facilitate its use in aqueous solutions. Additionally, the compound's structure suggests potential biological activity, which may be explored in pharmaceutical or agrochemical contexts. Overall, its unique combination of functional groups and structural features makes it a compound of interest in both industrial and research settings.
Formula:C16H12ClN5O7S·Na
InChI:InChI=1S/C16H12ClN5O7S.Na/c1-8-14(19-18-13-7-10(22(25)26)6-12(17)15(13)23)16(24)21(20-8)9-2-4-11(5-3-9)30(27,28)29;/h2-7,14,23H,1H3,(H,27,28,29);
InChI key:InChIKey=OPVHKGWJZQHFIB-UHFFFAOYSA-N
SMILES:O=C1N(N=C(C)C1N=NC2=CC(N(=O)=O)=CC(Cl)=C2O)C3=CC=C(S(=O)(=O)O)C=C3.[Na]
Synonyms:
  • 4-[4-[(3-Chloro-2-hydroxy-5-nitrophenyl)azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulfonic acid sodium salt
  • Benzenesulfonic acid, 4-[4-[(3-chloro-2-hydroxy-5-nitrophenyl)azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-, monosodium salt
  • Benzenesulfonic acid, p-[4-[(3-chloro-2-hydroxy-5-nitrophenyl)azo]-3-methyl-5-oxo-2-pyrazolin-1-yl]-, sodium salt
  • Benzenesulfonic acid, 4-[4-[2-(3-chloro-2-hydroxy-5-nitrophenyl)diazenyl]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-, sodium salt (1:1)
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