Compound Q&A
How is 2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid (CAS: 135-52-4) typically synthesized?
Answer
methylene}hydrazino]benzoic acid](https://static.chemtradehub.com/structs/135/135-52-4-7c97.webp "2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid")
2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid is synthesized through a multistep process involving diazotization, coupling, and esterification reactions. Commonly used catalysts include sulfuric acid for diazotization and sodium hydroxide for esterification. The overall yield is moderate, and the reaction is carried out under controlled conditions to ensure selectivity.
About
CAS No
135-52-4
English Name
2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid
Molecular Formula
C20H16N4O6S
Molecular Weight
440.44 g/mol
SMILES
C1=CC=C(C=C1)C(=NNC2=C(C=CC(=C2)S(=O)(=O)O)O)N=NC3=CC=CC=C3C(=O)O
InChIKey
VSSGEDASAZNGHS-IEDQNEBGSA-N
Last Updated: 2025-10-10 19:08
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