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· · COA & SDS available for every product · Same-day shipping on in-stock items 3-Hydroxy-4-((2-hydroxynaphthyl)azo)naphthalene-1-sulphonic acid , CAS No.2538-79-6
Synonyms
EINECS 219-808-1 | 3-Hydroxy-4-((2-hydroxynaphthyl)azo)naphthalene-1-sulphonic acid | DTXSID80862981 | ZMLWOOMWRCRLCH-UHFFFAOYSA-N | BDBM50105977 | NCI60_003954 | NCI60_004126 | 1-(2-hydroxy-1-naphthy-lazo)-2-naphthol-4-sulfonic acid | 3-Hydroxy-4-(2-hydr
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Why this grade for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Room temperature Ships Check lot-specific COA for exact specifications.
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Quality documents SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
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Literature proof Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Specifications Synonyms
EINECS 219-808-1 | 3-Hydroxy-4-((2-hydroxynaphthyl)azo)naphthalene-1-sulphonic acid | DTXSID80862981 | ZMLWOOMWRCRLCH-UHFFFAOYSA-N | BDBM50105977 | NCI60_003954 | NCI60_004126 | 1-(2-hydroxy-1-naphthy-lazo)-2-naphthol-4-sulfonic acid | 3-Hydroxy-4-(2-hydr
Product Properties Names and Identifiers Canonical Smiles C1=CC=C2C(=C1)C=CC(=C2N=NC3=C(C=C(C4=CC=CC=C43)S(=O)(=O)O)O)O IUPAC Name 3-hydroxy-4-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonic acid InChIKey ZMLWOOMWRCRLCH-UHFFFAOYSA-N INCHI 1S/C20H14N2O5S/c23-16-10-9-12-5-1-2-6-13(12)19(16)21-22-20-15-8-4-3-7-14(15)18(11-17(20)24)28(25,26)27/h1-11,23-24H,(H,25,26,27) Isomeric SMILES C1=CC=C2C(=C1)C=CC(=C2N=NC3=C(C=C(C4=CC=CC=C43)S(=O)(=O)O)O)O Molecular Weight 394.4 Reaxy-Rn 768014 Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=768014&ln=
Documentation 📋 Safety Data Sheet (SDS) Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS → ✅ Certificate of Analysis (COA) Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA → 📊 Datasheet Quick-reference summary of product specifications and applications.
View datasheet → 🔬 Specification Sheet Full quality attributes and acceptance criteria for this grade.
View spec sheet →
Advanced Data Taxonomic Classification Kingdom Organic compounds Superclass Benzenoids Class Naphthalenes Subclass 1,1'-azonaphthalenes Intermediate Tree Nodes Not available Direct Parent 1,1'-azonaphthalenes Alternative Parents 1-naphthalene sulfonic acids and derivatives 1-naphthalene sulfonates Naphthols and derivatives 1-sulfo,2-unsubstituted aromatic compounds 1-hydroxy-2-unsubstituted benzenoids Sulfonyls Organosulfonic acids Azo compounds Propargyl-type 1,3-dipolar organic compounds Organopnictogen compounds Organooxygen compounds Organic oxides Hydrocarbon derivatives Molecular Framework Aromatic homopolycyclic compounds Substituents 1,1'-azonaphthalene - 1-naphthalene sulfonate - Naphthalene sulfonic acid or derivatives - 1-naphthalene sulfonic acid or derivatives - Naphthalene sulfonate - 2-naphthol - Arylsulfonic acid or derivatives - 1-sulfo,2-unsubstituted aromatic compound - 1-hydroxy-2-unsubstituted benzenoid - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Azo compound - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Hydrocarbon derivative - Organic oxide - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Organopnictogen compound - Organic oxygen compound - Organic nitrogen compound - Aromatic homopolycyclic compound Description This compound belongs to the class of organic compounds known as 1,1'-azonaphthalenes. These are organonitrogen aromatic compounds that contain a central azo group, where each nitrogen atom is conjugated to the 1-position of a naphthalene ring system. Naphthalene is a compound made up of two fused benzene rings. External Descriptors Not available Data sources 1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.
3D Structure Associated Targets(Human) Associated Targets(non-human) Mechanisms of Action Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Molecular Weight 394.400 g/mol XLogP3 4.200 Hydrogen Bond Donor Count 3 Hydrogen Bond Acceptor Count 7 Rotatable Bond Count 3 Exact Mass 394.062 Da Monoisotopic Mass 394.062 Da Topological Polar Surface Area 128.000 Ų Heavy Atom Count 28 Formal Charge 0 Complexity 679.000 Isotope Atom Count 0 Defined Atom Stereocenter Count 0 Undefined Atom Stereocenter Count 0 Defined Bond Stereocenter Count 0 Undefined Bond Stereocenter Count 0 The total count of all stereochemical bonds 0 Covalently-Bonded Unit Count 1
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