Determine the necessary mass, volume, or concentration for preparing a solution.
≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Argon charged,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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Sonrisas canónicas | C1=CC2=C(C=CC=C2S(=O)(=O)[O-])C(=C1)S(=O)(=O)[O-].[Na+].[Na+] |
|---|---|
| IUPAC Name | disodium;naphthalene-1,5-disulfonate |
| InChIKey | YGSZNSDQUQYJCY-UHFFFAOYSA-L |
| INCHI | 1S/C10H8O6S2.2Na/c11-17(12,13)9-5-1-3-7-8(9)4-2-6-10(7)18(14,15)16;;/h1-6H,(H,11,12,13)(H,14,15,16);;/q;2*+1/p-2 |
| Isómeros SMILES | C1=CC2=C(C=CC=C2S(=O)(=O)[O-])C(=C1)S(=O)(=O)[O-].[Na+].[Na+] |
| WGK Alemania | 1 |
| PubChem CID | 74248 |
| Peso molecular | 332.26 |
| Beilstein | 3642373 |
| Reaxy-Rn | 3642373 |
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 |
| Clase | Naphthalenes |
| Subclass | Naphthalene sulfonic acids and derivatives |
| Intermediate Tree Nodes | Naphthalene sulfonates |
| Direct Parent | 1-naphthalene sulfonates |
| Alternative Parents | 1-naphthalene sulfonic acids and derivatives 1-sulfo,2-unsubstituted aromatic compounds Sulfonyls Organosulfonic acids Organic sodium salts Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic homopolycyclic compounds |
| Substituents | 1-naphthalene sulfonic acid or derivatives - 1-naphthalene sulfonate - Arylsulfonic acid or derivatives - 1-sulfo,2-unsubstituted aromatic compound - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Organic alkali metal salt - Organic oxide - Organosulfur compound - Organic oxygen compound - Hydrocarbon derivative - Organic salt - Organic sodium salt - Aromatic homopolycyclic compound |
| Descripción | This compound belongs to the class of organic compounds known as 1-naphthalene sulfonates. These are organic aromatic compounds that contain a naphthalene moiety that carries a sulfonic acid group at the 1-position. Naphthalene is a bicyclic compound that is made up of two fused benzene ring. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Fecha | Articulo |
|---|---|---|---|
| Certificate of Analysis | Mar 20, 2026 | S109282 | |
| Certificate of Analysis | Dec 12, 2025 | S109282 | |
| Certificate of Analysis | Dec 12, 2025 | S109282 | |
| Certificate of Analysis | Oct 14, 2025 | S109282 | |
| Certificate of Analysis | Aug 11, 2025 | S109282 | |
| Certificate of Analysis | Aug 11, 2025 | S109282 | |
| Certificate of Analysis | Jul 29, 2024 | S109282 | |
| Certificate of Analysis | Jul 29, 2024 | S109282 | |
| Certificate of Analysis | Jul 29, 2024 | S109282 | |
| Certificate of Analysis | Jul 29, 2024 | S109282 | |
| Certificate of Analysis | Jun 14, 2024 | S109282 | |
| Certificate of Analysis | Jun 14, 2024 | S109282 | |
| Certificate of Analysis | Jun 14, 2024 | S109282 | |
| Certificate of Analysis | Jan 24, 2022 | S109282 |
| Solubilidad | Solubility in Water almost transparency |
|---|---|
| Sensibilidad | Hygroscopic |
| Peso molecular | 332.300 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 0 |
| Exact Mass | 331.94 Da |
| Monoisotopic Mass | 331.94 Da |
| Topological Polar Surface Area | 131.000 Ų |
| Heavy Atom Count | 20 |
| Formal Charge | 0 |
| Complexity | 423.000 |
| 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 | 3 |
| 1. Qiang Li, Yongyi He, Tingfang Tian, Hu Liu. (2025) Interfacial Engineering and Defect Passivation via Naphthalene Disulfonate-Modified NiOx to Improve the Stability of Perovskite Light-Emitting Diodes. ACS Applied Materials & Interfaces, [PMID:40815544] [10.1021/acsami.5c07705] |