8-Nitronaphthalene-1,3,6-trisulfonic acid CAS 38267-31-1
| CAS No. | 38267-31-1 |
| Molecular Formula | C10H7NO11S3 |
| Molecular Weight | 413.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
8-Nitronaphthalene-1,3,6-trisulfonic acid (CAS 38267-31-1) is a high-purity analytical reference standard with the molecular formula C10H7NO11S3 and a molecular weight of 413.36 g/mol.
Owing to a carbohydrate-derived structure, an amide group, a sulfone group, 8-Nitronaphthalene-1,3,6-trisulfonic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 413.36 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 8-Nitronaphthalene-1,3,6-trisulfonic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H7NO11S3 |
| Molecular Weight | 413.36 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 3 |
Related Nitronaphthalene Standards
- 8-Nitronaphthalene-1,3,5-trisulfonic acid (CAS 66620-35-7)
- 3-Nitronaphthalene-1,5-disulfonic acid (CAS 117-86-2)
- 4-Nitronaphthalene-2,6-dicarboxylic acid (CAS 1638156-89-4)
- 5-Nitronaphthalene-1-sulfonyl fluoride (CAS 108045-25-6)
- 5-Nitronaphthalene-1-sulfonic acid (CAS 17521-00-5)
- 4-Nitronaphthalene-1-acetic Acid (CAS 89278-25-1)
- methyl 1-nitronaphthalene-2-carboxylate (CAS 78508-71-1)
- 3-nitronaphthalene-1-carboxylic acid (CAS 4507-84-0)
Recommended Standards
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- 2-Phenyl-3-((3-(1,1,2,2-tetrafluoroethoxy)phenyl)amino)-1H-inden-1-one (CAS 946387-12-8)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-4-amine (CAS 2223044-20-8)
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- 5-Bromo-1-chloro-2-ethoxy-3-fluorobenzene (CAS 1936177-81-9)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com