CAS 6359-86-0

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

Description:

Benzenesulfonic acid, 4-[4,5-dihydro-4-[2-(2-hydroxy-5-nitrophenyl)diazenyl]-3-methyl-5-oxo-1H-pyrazol-1-yl]-, sodium salt (CAS 6359-86-0) is a chemical compound characterized by its complex structure, which includes a sulfonic acid group and a pyrazole moiety. This compound is typically used in various applications, including as a dye or pigment due to its azo group, which imparts color properties. The presence of the sodium salt form indicates that it is soluble in water, making it suitable for aqueous applications. The nitrophenyl group contributes to its potential reactivity and interaction with other chemical species. Additionally, the hydroxyl group enhances its solubility and may influence its biological activity. Overall, this compound exhibits properties typical of sulfonic acids and azo dyes, including potential applications in textiles, pharmaceuticals, and as a reagent in chemical synthesis. Safety and handling precautions should be observed due to the presence of nitro and azo functionalities, which can pose health risks.

Formula: C₁₆H₁₂N₅NaO₇S

InChI: InChI=1/C16H13N5O7S.Na/c1-9-15(18-17-13-8-11(21(24)25)4-7-14(13)22)16(23)20(19-9)10-2-5-12(6-3-10)29(26,27)28;/h2-8,15,18H,1H3,(H,26,27,28);/q;+1/p-1/b17-13+;

InChI key: InChIKey=FCFLQQPVRFIPET-UHFFFAOYSA-N

SMILES: O=C1N(N=C(C)C1N=NC2=CC(N(=O)=O)=CC=C2O)C3=CC=C(S(=O)(=O)O)C=C3.[Na]

Synonyms:

• Benzenesulfonic acid, 4-[4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]-, monosodium salt
• Benzenesulfonic acid, 4-[4,5-dihydro-4-[2-(2-hydroxy-5-nitrophenyl)diazenyl]-3-methyl-5-oxo-1H-pyrazol-1-yl]-, sodium salt (1:1)
• Chrome Fast Orange 2RL
• Java Chrome Orange GR
• Java Unichrome Orange GR
• Mordant Orange 3
• sodium 4-{3-methyl-4-[(2E)-2-(3-nitro-6-oxocyclohexa-2,4-dien-1-ylidene)hydrazinyl]-5-oxo-4,5-dihydro-1H-pyrazol-1-yl}benzenesulfonate
• C.I. Mordant Orange 3
• C.I. 18840
• Sodium 4-[4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulfonate
• Acid mordant Orange 3
• C.I.Mordant Orange 3:C.I.18840
• sodium p-[4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonate
• sodium,4-[3-methyl-4-[(2E)-2-(3-nitro-6-oxocyclohexa-2,4-dien-1-ylidene)hydrazinyl]-5-oxo-4H-pyrazol-1-yl]benzenesulfonate

C.I.Mordant Orange 3

CAS: 6359-86-0

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Formula: C₁₆H₁₃N₅O₇S·Na

Purity: Min. 95%

Molecular weight: 442.36 g/mol

Ref: 3D-FM39414