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· · COA & SDS available for every product · Same-day shipping on in-stock items H-Resorcinol [Spectrophotometric reagent for the determination of B by FIA] - ≥97%(HPLC) , CAS No.3627-01-8
Synonyms
4-((2,4-Dihydroxyphenyl)diazenyl)-5-hydroxynaphthalene-2,7-disulfonic acid | 4-((2,4-Dihydroxyphenyl)diazenyl)-5-hydroxynaphthalene-2,7-disulfonicacid | T70831 | 4-((2,4-Dihydroxyphenyl)azo)-5-hydroxynaphthalene-2,7-disulphonic acid | 4-[(Z)-(2,4-dihydrox
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Why this grade ≥97%(HPLC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Room temperature Ships Normal 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
4-((2, 4-Dihydroxyphenyl)diazenyl)-5-hydroxynaphthalene-2, 7-disulfonic acid | 4-((2, 4-Dihydroxyphenyl)diazenyl)-5-hydroxynaphthalene-2, 7-disulfonicacid | T70831 | 4-((2, 4-Dihydroxyphenyl)azo)-5-hydroxynaphthalene-2, 7-disulphonic acid | 4-[(Z)-(2, 4-dihydrox
Specifications & Purity
≥97%(HPLC)
Names and Identifiers Canonical Smiles C1=CC(=C(C=C1O)O)N=NC2=C3C(=CC(=C2)S(=O)(=O)O)C=C(C=C3O)S(=O)(=O)O IUPAC Name 4-[(2,4-dihydroxyphenyl)diazenyl]-5-hydroxynaphthalene-2,7-disulfonic acid InChIKey BTEWRTUJKSQHIE-UHFFFAOYSA-N INCHI 1S/C16H12N2O9S2/c19-9-1-2-12(14(20)5-9)17-18-13-6-10(28(22,23)24)3-8-4-11(29(25,26)27)7-15(21)16(8)13/h1-7,19-21H,(H,22,23,24)(H,25,26,27) Isomeric SMILES C1=CC(=C(C=C1O)O)N=NC2=C3C(=CC(=C2)S(=O)(=O)O)C=C(C=C3O)S(=O)(=O)O Molecular Weight 484.36 Reaxy-Rn 1898071 Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1898071&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 Naphthalene sulfonic acids and derivatives Intermediate Tree Nodes Naphthalene sulfonates Direct Parent 2-naphthalene sulfonates Alternative Parents 2-naphthalene sulfonic acids and derivatives Naphthols and derivatives 1-sulfo,2-unsubstituted aromatic compounds Resorcinols 1-hydroxy-4-unsubstituted benzenoids 1-hydroxy-2-unsubstituted benzenoids Benzene and substituted derivatives 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 2-naphthalene sulfonate - 2-naphthalene sulfonic acid or derivatives - 1-naphthol - 1-sulfo,2-unsubstituted aromatic compound - Arylsulfonic acid or derivatives - Resorcinol - 1-hydroxy-4-unsubstituted benzenoid - 1-hydroxy-2-unsubstituted benzenoid - Phenol - Monocyclic benzene moiety - Sulfonyl - Organosulfonic acid - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Azo compound - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Aromatic homopolycyclic compound Description This compound belongs to the class of organic compounds known as 2-naphthalene sulfonates. These are organic aromatic compounds that contain a naphthalene moiety that carries a sulfonic acid group at the 2-position. Naphthalene is a bicyclic compound that is made up of two fused benzene ring. 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 Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Molecular Weight 440.400 g/mol XLogP3 1.400 Hydrogen Bond Donor Count 5 Hydrogen Bond Acceptor Count 11 Rotatable Bond Count 4 Exact Mass 439.998 Da Monoisotopic Mass 439.998 Da Topological Polar Surface Area 211.000 Ų Heavy Atom Count 29 Formal Charge 0 Complexity 820.000 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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