Determine the necessary mass, volume, or concentration for preparing a solution.
≥92% 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 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 488198705 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488198705 |
| Canonical Smiles | C1=CC2=C(C=CC(=C2)S(=O)(=O)O)C(=C1)CC3=CC=CC4=C3C=CC(=C4)S(=O)(=O)O |
| IUPAC Name | 5-[(6-sulfonaphthalen-1-yl)methyl]naphthalene-2-sulfonic acid |
| InChIKey | XQFKOAKYKWUBKQ-UHFFFAOYSA-N |
| INCHI | 1S/C21H16O6S2/c22-28(23,24)18-7-9-20-14(3-1-5-16(20)12-18)11-15-4-2-6-17-13-19(29(25,26)27)8-10-21(15)17/h1-10,12-13H,11H2,(H,22,23,24)(H,25,26,27) |
| Isomeric SMILES | C1=CC2=C(C=CC(=C2)S(=O)(=O)O)C(=C1)CC3=CC=CC4=C3C=CC(=C4)S(=O)(=O)O |
| PubChem CID | 14640338 |
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 | Phenylpropanoids and polyketides |
| Class | Stilbenes |
| Subclass | Sulfonated stilbenes |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Sulfonated stilbenes |
| Alternative Parents | 2-naphthalene sulfonic acids and derivatives 2-naphthalene sulfonates 1-sulfo,2-unsubstituted aromatic compounds Sulfonyls Organosulfonic acids Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic homopolycyclic compounds |
| Substituents | Sulfonated stilbene - Naphthalene sulfonate - 2-naphthalene sulfonate - Naphthalene sulfonic acid or derivatives - 2-naphthalene sulfonic acid or derivatives - Naphthalene - Arylsulfonic acid or derivatives - 1-sulfo,2-unsubstituted aromatic compound - Benzenoid - Sulfonyl - Organosulfonic acid - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Hydrocarbon derivative - Organosulfur compound - Organic oxide - Organic oxygen compound - Aromatic homopolycyclic compound |
| Description | This compound belongs to the class of organic compounds known as sulfonated stilbenes. These are stilbenes that carry a sulfone group at one or more positions of either benzene rings. |
| External Descriptors | Not available |
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 | May 29, 2026 | S196303 | |
| Certificate of Analysis | Sep 09, 2025 | S196303 | |
| Certificate of Analysis | Jul 26, 2025 | S196303 | |
| Certificate of Analysis | Jun 09, 2025 | S196303 | |
| Certificate of Analysis | Jun 09, 2025 | S196303 | |
| Certificate of Analysis | Jun 09, 2025 | S196303 | |
| Certificate of Analysis | Jan 09, 2025 | S196303 | |
| Certificate of Analysis | Feb 18, 2023 | S196303 | |
| Certificate of Analysis | Apr 12, 2022 | S196303 |
| Sensitivity | Moisture sensitive. |
|---|---|
| Molecular Weight | 428.500 g/mol |
| XLogP3 | 3.800 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 4 |
| Exact Mass | 428.039 Da |
| Monoisotopic Mass | 428.039 Da |
| Topological Polar Surface Area | 126.000 Ų |
| Heavy Atom Count | 29 |
| Formal Charge | 0 |
| Complexity | 715.000 |
| 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 |
| 1. Xiaofang You, Wenqi Zhang, Xiaoteng Li, Chuandong Ma, Zhisen Li, Qingbiao Wang, Zhenhua Wang, Lin Li. (2024) Study on the slurry ability of low-rank coal blended with alkali-modified sludge. FUEL, [PMID:] [10.1016/j.fuel.2024.133771] |
| 2. Chuandong Ma, Wenqi Zhang, Zhisen Li, Jida Niu, Qingbiao Wang, Zhenhua Wang, Lin Li, Xiaofang You. (2024) Study on the slurry characteristics and surface microscopic interactions mechanism of diesel modified low-rank coal. JOURNAL OF MOLECULAR LIQUIDS, [PMID:] [10.1016/j.molliq.2024.124237] |