Determine the necessary mass, volume, or concentration for preparing a solution.
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technical grade, ≥90% Technical grade for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 488180248 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488180248 |
| Canonical Smiles | C1=CC(=CC2=C(C=C(C=C21)S(=O)(=O)O)O)N |
| IUPAC Name | 6-amino-4-hydroxynaphthalene-2-sulfonic acid |
| InChIKey | HBZVNWNSRNTWPS-UHFFFAOYSA-N |
| INCHI | 1S/C10H9NO4S/c11-7-2-1-6-3-8(16(13,14)15)5-10(12)9(6)4-7/h1-5,12H,11H2,(H,13,14,15) |
| Isomeric SMILES | C1=CC(=CC2=C(C=C(C=C21)S(=O)(=O)O)O)N |
| WGK Germany | 1 |
| RTECS | QK1295250 |
| UN Number | 2585 |
| Molecular Weight | 239.25 |
| Beilstein | 1821283 |
| Reaxy-Rn | 1821283 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1821283&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| 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 1-hydroxy-4-unsubstituted benzenoids 1-hydroxy-2-unsubstituted benzenoids Sulfonyls Organosulfonic acids Primary amines 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 - Arylsulfonic acid or derivatives - 1-sulfo,2-unsubstituted aromatic compound - 1-hydroxy-4-unsubstituted benzenoid - 1-hydroxy-2-unsubstituted benzenoid - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Amine - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Primary amine - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Organic oxygen compound - Organic nitrogen 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 |
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Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
| Certificate of Analysis | Aug 07, 2025 | A112973 | |
| Certificate of Analysis | Aug 07, 2025 | A112973 | |
| Certificate of Analysis | Aug 07, 2025 | A112973 | |
| Certificate of Analysis | Jun 07, 2023 | A112973 | |
| Certificate of Analysis | Jun 07, 2023 | A112973 | |
| Certificate of Analysis | Jun 07, 2023 | A112973 | |
| Certificate of Analysis | Mar 06, 2023 | A112973 |
| Molecular Weight | 239.250 g/mol |
|---|---|
| XLogP3 | -0.900 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 1 |
| Exact Mass | 239.025 Da |
| Monoisotopic Mass | 239.025 Da |
| Topological Polar Surface Area | 109.000 Ų |
| Heavy Atom Count | 16 |
| Formal Charge | 0 |
| Complexity | 350.000 |
| 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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